Belgium Wind Energy Market Size and Share

Belgium Wind Energy Market (2025 - 2030)

Belgium Wind Energy Market Analysis by Mordor Intelligence

The Belgium Wind Energy Market size is expected to grow from 5.85 gigawatt in 2025 to 6.28 gigawatt in 2026 and is forecast to reach 8.9 gigawatt by 2031 at 7.29% CAGR over 2026-2031.

Offshore build-out in the Princess Elisabeth Zone is the centerpiece of this expansion, supported by two-sided contracts-for-difference, EUR 682 million in approved state aid, and a forthcoming artificial energy island that consolidates grid connections.[1]European Commission, “State Aid: Commission Approves €682 Million Belgian Scheme to Support Offshore Wind Energy,” ec.europa.eu Cross-border interconnectors such as Nautilus and the planned LionLink allow surplus generation to reach premium U.K. and Dutch power markets, lifting project revenues during wind-abundant periods.[2]Ofgem, “Nautilus Interconnector Project Approval,” ofgem.gov.uk Industrial buyers in the Antwerp-Ghent petrochemical corridor are locking in multi-gigawatt-hour corporate PPAs that underpin investment decisions and reduce exposure to merchant price swings.[3]Borealis, “Corporate Power Purchase Agreements and Sustainability Initiatives,” borealisgroup.com Meanwhile, onshore repowering with 6 + MW turbines is doubling output at legacy sites and helping Belgium overcome land-use constraints in densely populated Flanders.

Key Report Takeaways

  • By location, onshore installations held 58.95% of capacity in 2025, while offshore additions are forecast to post a 9.05% CAGR to 2031, reshaping the Belgium wind energy market.
  • By turbine capacity, the 3 to 6 MW range led with 43.55% of the Belgium wind energy market share in 2025, whereas turbines above 6 MW are on track for a 15.17% CAGR through 2031.
  • By application, utility-scale assets represented 63.45% of the Belgium wind energy market size in 2025 and are slated to expand at a 9.55% CAGR over the outlook period.

Note: Market size and forecast figures in this report are generated using Mordor Intelligence’s proprietary estimation framework, updated with the latest available data and insights as of 2026.

Segment Analysis

By Location: Offshore Surge Rebalances Legacy Onshore Dominance

The Belgian wind energy market size for offshore projects will reach 4.04 GW by 2031, narrowing the onshore share that stood at 58.95% in 2025. Higher 45-50% offshore capacity factors outperform the 25-30% typical onshore range, while the artificial energy island cuts grid-tie costs and supports 15+MW turbines such as the Siemens Gamesa SG 14-236 DD. Repowering remains the dominant onshore lever, as farms built before 2005 swap sub-2 MW machines for Vestas V172-7.2 MW units that triple output on existing pads. Offshore reliance also mitigates land-use conflicts in populous Flanders, though it introduces vessel and subsea-cable bottlenecks addressed by DEME and Jan De Nul fleet additions.

Rapid offshore growth alters revenue mix. Interconnectors route surplus energy to higher-priced U.K. and Dutch grids, moderating Belgian price cannibalization. Insurance costs for offshore assets remain higher, yet two-sided CFDs de-risk downside exposure. Onshore repowering enjoys shorter construction windows and leverages existing grid nodes, reducing capex per MW. Collectively, the dual-track expansion underpins national compliance with EU targets and solidifies long-term investor confidence in the Belgian wind energy market.

Belgium Wind Energy Market: Market Share by Location, 2025
Belgium Wind Energy Market: Market Share by Location, 2025

By Turbine Capacity: Above 6 MW Segment Captures Offshore and Repowering Growth

Turbines above 6 MW captured 15.17% CAGR in 2026-2031 forecasts as developers deploy Vestas V236-15.0 MW and Siemens Gamesa SG 14-236 DD platforms, each capable of 80 GWh annual output. The legacy 3-6 MW class still owned 43.55% of installed capacity in 2025, reflecting earlier offshore farms like Northwind and onshore arrays commissioned after 2012. Larger rotors lower the levelized cost of energy by up to 15% and cut foundation counts per GW, yielding lower maintenance overheads. On land, 6-8 MW machines such as Nordex N163/6.X maximize yield without triggering aviation restrictions.

The up-to-3 MW fleet is shrinking as owners dismantle aging machines nearing end-of-life. Scrap value of rare-earth magnets and tower steel offsets decommissioning costs, spurring faster replacement cycles. OEM competition intensifies: GE’s Haliade-X 14 MW platform vies in neighboring Dutch waters, pressuring price points for Belgian bids. Coupled with supportive CFDs, capacity-class migration accelerates cost parity with gas-fired generation, reinforcing the upgrade wave inside the Belgian wind energy market.

By Application: Utility-Scale Dominance Reflects Offshore and Repowering Pipeline

Utility-scale arrays accounted for 63.45% of capacity in 2025 and will advance at 9.55% CAGR through 2031, mirroring offshore pipeline momentum and large onshore repowering clusters exceeding 20 MW. The Lot 1 tender alone adds 700 MW under fixed-strike CFDs plus EUR 1 billion in European Investment Bank financing, highlighting the scale effect that drives low cost of capital. Commercial and industrial buyers increasingly pre-contract portions of these parks under sleeved PPAs, blending wholesale and bilateral revenue.

Community projects, mainly in Wallonia, occupy a 1-5 MW niche supported by municipal co-investment and regional feed-in tariffs but face financing ceilings due to limited balance-sheet strength. Elia’s capacity remuneration mechanism now permits wind-plus-storage hybrids, exemplified by TotalEnergies’ 25 MW/75 MWh battery colocated with Antwerp wind farms. As the EU’s Carbon Border Adjustment Mechanism bites after 2026, local manufacturers are expected to boost renewable sourcing, propelling industrial demand curves within the Belgian wind energy market.

Belgium Wind Energy Market: Market Share by Application, 2025
Belgium Wind Energy Market: Market Share by Application, 2025

Geography Analysis

Belgium’s North Sea shelf hosts all existing offshore arrays and will absorb the 3.5 GW Princess Elisabeth Zone, enabled by an EU-backed artificial island that slashes collector cabling costs and hosts converter stations for the Nautilus link. Capacity factors above 45% underpin competitive levelized costs and create surplus export headroom. Supply-chain tightness persists, yet domestic contractors DEME and Jan De Nul are expanding cable-laying fleets, with the 28,000-tonne payload Fleeming Jenkin vessel arriving in 2026.

Flanders remains Belgium’s onshore workhorse but confronts land scarcity and strict siting rules. Repowering older farms with 6+MW machines offers a growth vector without new footprints, helping the Belgian wind energy market maintain momentum despite spatial limits. The Antwerp-Ghent petrochemical belt anchors corporate PPAs exceeding 1,100 GWh per year since 2024, providing hedge revenue against volatile power prices. Grid bottlenecks, however, risk curtailment until the Ventilus high-voltage corridor comes online late-decade.

Wallonia, with more permissive setback and noise standards, processes onshore permits within 12-24 months and benefits from the EUR 1.3 billion Boucle du Hainaut reinforcement that connects southern renewables to the national backbone by 2030. Community cooperatives leverage regional feed-in tariffs to build small clusters, enriching local ownership while contributing incremental volume to the Belgian wind energy market. Though wind speeds are lower than coastal zones, more abundant land and faster approvals partially offset the resource gap, maintaining a balanced national rollout.

Regulatory Landscape

Belgium’s wind energy governance is split across federal and regional authorities, with the federal level handling maritime space and offshore licensing while Flanders and Wallonia manage onshore renewable permitting and spatial planning. For offshore wind in the Belgian North Sea, developers typically require a federal domain concession and a tender award coordinated via the FPS Economy (DG Energy), alongside an environmental authorization with EIA requirements through federal environmental procedures, plus separate permits for export cables and related marine works.

In April 2026, the federal government published proposed amendments to the Royal Decree of 3 June 2024 to refine the competitive tender procedure for the Princess Elisabeth Zone (PEZ), with a consultation window running from 20 April 2026 to 30 April 2026. The PEZ build-out (around 3.15 GW to 3.5 GW, linked to the Princess Elisabeth Island grid concept led by Elia) runs in parallel with the market shift to two-sided contract-for-difference support for offshore wind. At the same time, the cancellation of the PE I tender on 2 July 2025 highlights how sensitive the auction cadence and financing timelines remain to clear, bankable tender rules.

Competitive Landscape

Market concentration is moderate, led by a cohort of international developers and domestic consortia that dominate offshore concessions while onshore assets remain more fragmented. JERA-backed Parkwind controls stakes in legacy farms and is now eyeing French tenders, indicating diversification beyond its home base. Engie pledged EUR 4 billion for Belgian infrastructure by 2030 and is bidding in Princess Elisabeth Zone auctions, integrating renewable portfolios with its grid and hydrogen initiatives. Ørsted’s SeaH2Land project illustrates vertical integration, pairing 2 GW of wind with a 1 GW electrolyser to secure demand and enhance bankability.

Installation capacity is another arena of competition. DEME posted EUR 2 billion in 2024 offshore turnover after purchasing Havfram to lift heavy-lift capability, while Jan De Nul ordered two XL cable layers and booked contracts on Hornsea 3, Nordlicht, and Fengmiao projects, broadening revenue beyond Belgium. OEM rivalry centers on 15+MW machines: Vestas locked a conditional 1 GW framework in Northern Europe, and Siemens Gamesa is testing a 21 MW direct-drive prototype, each vying for Princess Elisabeth allocations.

Emerging niches include floating wind-solar hybrids under the SWiM pilot, backed by Energy Transition Fund grants, and green-ammonia cracking led by Air Liquide. Smaller domestic players such as Aspiravi expanded holdings by acquiring a 30% Northwind stake, signaling ongoing asset consolidation. Belgium’s two-sided CFD regime caps upside but guarantees floor prices, favoring balance-sheet-strong utilities and infrastructure funds and shaping cautious bidding behavior in the Belgian wind energy market.

Belgium Wind Energy Industry Leaders

  1. Parkwind NV

  2. Engie Electrabel SA

  3. Otary RS NV

  4. Eneco Wind Belgium / Northwind

  5. Storm Management NV

  6. *Disclaimer: Major Players sorted in no particular order
Belgium Wind Energy Market Concentration

Market Opportunities and Future Outlook

One key opportunity is tying new offshore wind capacity to dedicated offshore grid infrastructure around the Princess Elisabeth Island and related interconnection. Construction progress on the island provides a concrete connection pathway for additional offshore volumes, with June 2026 reporting that 17 of 23 concrete caissons forming the perimeter had been installed. The federal government also moved toward a more cost-conscious offshore infrastructure plan in May 2026 by proposing a revised approach to the Princess Elisabeth energy island and adjusting the planned UK interconnector capacity from 1.4 GW to 1.2 GW, while keeping the project focused on integrating large offshore volumes and addressing system design constraints.

Beyond the build-out, opportunities also sit in portfolio optimization, consolidation, and steps that improve bankability around existing operating assets and near-term tender pipelines. In July 2026, JERA Nex BP completed the acquisition of Sumitomo Corporation stakes in Northwester 2 (219 MW) and Nobelwind (165 MW), taking full ownership of Northwester 2 and lifting its Nobelwind stake to 80.1%, which points to continued appetite for scale in Belgian offshore operations and longer-duration cash flows. On the system side, the investment case for new wind continues to depend on parallel grid reinforcements, including Ventilus and Boucle du Hainaut, as well as on tender-rule clarity for PEZ lots, with the April 2026 publication of proposed amendments signaling active policy work to restart procurement under updated procedures and timelines.

Recent Industry Developments

  • July 2026: JERA Nex BP completed the acquisition of Sumitomo Corporation's 30% stake in the 219 MW Northwester 2 offshore wind farm and its 39.02% interest in the 165 MW Nobelwind offshore wind farm. The transaction gave JERA Nex BP full ownership of Northwester 2 and increased its Nobelwind holding to 80.1%, reinforcing consolidation around operational Belgian offshore assets and strengthening control over generation and cash flow management.
  • June 2025: Elia marked the start of HVAC works for the Belgian offshore energy hub with a first steel cut milestone. Advancing grid infrastructure work supports higher offshore wind integration capacity and reduces execution risk for connecting future Princess Elisabeth Zone projects into the onshore system.
  • November 2024: Ofgem approved the 1.4 GW Nautilus interconnector project linking Belgium and the United Kingdom. The approval advanced a route for exporting offshore wind output into a larger neighboring power market, improving price optionality and revenue structuring for Belgian North Sea projects.

Table of Contents for Belgium Wind Energy Industry Report

1. Introduction

  • 1.1 Study Assumptions & Market Definition
  • 1.2 Scope of the Study

2. Research Methodology

3. Executive Summary

4. Market Landscape

  • 4.1 Market Overview
  • 4.2 Market Drivers
    • 4.2.1 EU 2030 & 2040 renewable-energy targets accelerate offshore build-out
    • 4.2.2 Belgium-UK Nautilus & LionLink interconnectors open new export revenue pools
    • 4.2.3 Corporate PPAs from petro-chemical clusters in Flanders de-risk projects
    • 4.2.4 Repowering of >20-yr onshore farms boosts MW additions
    • 4.2.5 Green hydrogen demand at Port of Antwerp-Bruges creates extra offtake certainty
    • 4.2.6 EU-funded North Sea Energy Island hubs lower LCOE post-2027
  • 4.3 Market Restraints
    • 4.3.1 Grid congestion & curtailment risk in Flanders
    • 4.3.2 Protracted spatial-planning & permitting timelines
    • 4.3.3 Limited Belgian monopile / cable-lay vessel capacity
    • 4.3.4 Escalating seabed-lease auction prices compress developer IRRs
  • 4.4 Supply-Chain Analysis
  • 4.5 Regulatory Landscape
  • 4.6 Technological Outlook
  • 4.7 Porter’s Five Forces
    • 4.7.1 Threat of New Entrants
    • 4.7.2 Bargaining Power of Suppliers
    • 4.7.3 Bargaining Power of Buyers
    • 4.7.4 Threat of Substitutes
    • 4.7.5 Competitive Rivalry
  • 4.8 PESTEL Analysis

5. Market Size & Growth Forecasts

  • 5.1 By Location
    • 5.1.1 Onshore
    • 5.1.2 Offshore
  • 5.2 By Turbine Capacity
    • 5.2.1 Up to 3 MW
    • 5.2.2 3 to 6 MW
    • 5.2.3 Above 6 MW
  • 5.3 By Application
    • 5.3.1 Utility-scale
    • 5.3.2 Commercial and Industrial
    • 5.3.3 Community Projects
  • 5.4 By Component (Qualitative Analysis)
    • 5.4.1 Nacelle/Turbine
    • 5.4.2 Blade
    • 5.4.3 Tower
    • 5.4.4 Generator and Gearbox
    • 5.4.5 Balance-of-System

6. Competitive Landscape

  • 6.1 Market Concentration
  • 6.2 Strategic Moves (M&A, Partnerships, PPAs)
  • 6.3 Market Share Analysis (Market Rank/Share for key companies)
  • 6.4 Company Profiles (includes Global level Overview, Market level overview, Core Segments, Financials as available, Strategic Information, Products & Services, and Recent Developments)
    • 6.4.1 Parkwind NV
    • 6.4.2 Engie Electrabel SA
    • 6.4.3 Otary RS NV
    • 6.4.4 Siemens Gamesa Renewable Energy SA
    • 6.4.5 Vestas Wind Systems A/S
    • 6.4.6 DEME Offshore NV
    • 6.4.7 Jan De Nul Group NV
    • 6.4.8 Storm Management NV
    • 6.4.9 Aspiravi NV
    • 6.4.10 EDF Luminus NV
    • 6.4.11 Elicio NV
    • 6.4.12 C-Power NV
    • 6.4.13 Northwind NV
    • 6.4.14 Eneco Wind Belgium SA
    • 6.4.15 Nordex SE
    • 6.4.16 GE Renewable Energy
    • 6.4.17 Senvion GmbH (Service)
    • 6.4.18 Belwind NV
    • 6.4.19 Ørsted A/S
    • 6.4.20 Acciona Energía

7. Market Opportunities & Future Outlook

  • 7.1 White-space & Unmet-Need Assessment

Research Methodology Framework and Report Scope

Market Definition and Coverage

For this study, the Belgium wind energy market is defined as the country's installed wind power capacity in gigawatts, combining onshore and offshore wind operating in Belgium for the stated year.

Scope exclusions: We exclude solar, hydro, biomass, battery storage, grid transmission and distribution spend, and power trading revenues from the market size.

Segmentation Overview

  • By Location
    • Onshore
    • Offshore
  • By Turbine Capacity
    • Up to 3 MW
    • 3 to 6 MW
    • Above 6 MW
  • By Application
    • Utility-scale
    • Commercial and Industrial
    • Community Projects
  • By Component (Qualitative Analysis)
    • Nacelle/Turbine
    • Blade
    • Tower
    • Generator and Gearbox
    • Balance-of-System

Data Sources, Market Sizing, and Validation

Desk Research

Desk research started with public energy system statistics, so the model is anchored to what is physically installed and producing power in Belgium. Sources used include official publications such as IEA Wind annual country reporting, Eurostat energy balances, the European Commission energy and climate reporting, and Belgium's national energy and offshore permitting websites, followed by press releases and investor materials for project timelines and commissioning updates.

To translate those signals into a consistent annual capacity view, we also reviewed turbine and project announcements, grid connection notices, and environmental permit registers where available, and then cross-checked them against company filings and reputable energy press. In a few cases, a paid subscription focused on company financials and a paid patent database were used to confirm ownership changes and technology shifts that can affect capacity attribution. The sources listed here are illustrative only, and many other public documents were also used for data collection, validation, and clarification.

Primary Interviews and Surveys

Primary work focused on validating the real commissioning pace, repowering activity, and expected delays, since these can differ from public plans. We spoke with developers, EPC and service firms, turbine supply chain participants, grid and port ecosystem contacts, and large electricity buyers, and then rechecked the assumptions across Belgium-focused and broader European viewpoints.

Inputs gathered through these conversations were used to fill gaps in permit timing, typical construction lead times, and the share of nameplate capacity that is effectively available after curtailment and maintenance patterns are considered.

Distribution of primary research fieldwork respondents

Company typeRespondent positionRegion
Top tier: 28% CXOs: 12%
Mid tier: 55% Functional/Unit leaders: 38%
Smaller Players: 17% Managers: 50%

Market-Sizing & Forecasting

The core model uses a top-down reconstruction that starts from Belgium's installed wind base, and then adjusts it year by year using capacity additions, decommissioning, and project commissioning dates. To keep the totals realistic, we corroborate the output with selective bottom-up checks such as a sampled roll-up of known projects under construction and a reasonableness check on implied turbine counts from typical MW per turbine ranges.

Key inputs that shape the annual capacity curve include: announced and awarded offshore zone capacity, onshore repowering activity (older turbines replaced by fewer higher-MW units), grid connection readiness, permitting and appeal timelines, and typical construction duration by site type. When a project detail is missing publicly, the gap is handled by applying a conservative commissioning lag derived from interview feedback, and then revisiting it when new permit or connection updates appear.

For forecasting, scenario analysis is used because policy timing and tender schedules can shift the path even if the long-term direction stays positive. The scenarios are driven by variables that interviewees tend to agree on, like tender award timing, supply chain lead times, and annual onshore build rates, followed by a base case that matches the most likely execution pace.

Data Validation & Update Cycle

Model outputs are checked against independent signals such as national installed capacity reporting, recent annual additions, and whether implied construction volumes look practical for Belgium's grid and permitting context. If the model produces a jump that cannot be explained by a known tender award, connection milestone, or commissioning batch, the drivers are reviewed and the assumption is challenged before sign-off.

Each report is refreshed annually, and interim updates are triggered when there is a material event such as a major tender award, a permitting change that unlocks or blocks projects, or a large decommissioning announcement. Before delivery, a final analyst pass is completed so the numbers reflect the latest public updates and the newest primary feedback.

Mordor Intelligence's Belgium Wind Energy Market Sizing Compared With Other Published Estimates

Published numbers for Belgium wind energy often do not match because some sources report market value in USD, and others report physical installed capacity in gigawatts. Differences also show up when one study counts the wider wind value chain and components, and another stays focused on operational capacity within the country.

Some external estimates fold in equipment, towers, blades, and related services as revenue, which inflates the figure when compared to a capacity-only view. In Mordor Intelligence, the market size is tracked as installed wind capacity in Belgium (GW), and revenue from components or broader renewables is kept outside the total so the number stays tied to what is commissioned.

Benchmark comparison

SourceMarket SizeGaps in Research Methodology
Mordor Intelligence USD 5.85 B (2025)
Regional Consultancy A USD 1.80 B (2023)Reported in revenue terms and typically includes project components and services, which makes it not directly comparable to a capacity-based size expressed as installed GW.
Trade Journal B USD 5.59 B (2024)Often uses the latest installed capacity snapshot year and may not normalize net versus gross reporting or timing of late-year commissioning updates, which can shift the stated total.

The table shows that most of the spread comes from mixing value-based definitions with capacity-based definitions, plus timing and normalization choices in annual capacity snapshots. By keeping the unit consistent and linking each year to additions and retirements that can be cross-checked, the result stays easy to follow and repeat when new project updates arrive.

Key Questions Answered in the Report

What is Belgium's installed wind capacity today and how large will it be by 2031?

Capacity reached 6.28 GW in 2026 and is forecast to rise to 8.9 GW by 2031, implying a 7.29% CAGR.

Which single initiative contributes most to future offshore build-out?

The 3.5 GW Princess Elisabeth Zone, supported by two-sided CFDs and an artificial energy island, drives the bulk of new offshore additions.

How are corporate power purchase agreements influencing new projects?

Petro-chemical buyers in the Antwerp-Ghent corridor have locked in more than 1,100 GWh of annual PPAs since 2024, giving developers bankable long-term revenue.

What grid upgrade is critical to avoiding curtailment of new wind farms?

Elia's EUR 2.2 billion Ventilus high-voltage corridor, scheduled for 2028-2029, will move 3.5 GW of offshore power inland and ease congestion in Flanders.

Which turbine size class is gaining the fastest share in Belgium?

Machines rated above 6 MW, led by Vestas V236-15 MW and Siemens Gamesa SG 14-236 DD, are growing at a 15.17% CAGR through 2031.

Who are the key players shaping competitive dynamics?

International developers such as Ørsted, Engie, Parkwind-JERA, and contractors DEME and Jan De Nul dominate current and upcoming offshore concessions.

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Belgium Wind Energy Market Report Snapshots