Portugal Renewable Energy - Market Share Analysis, Industry Trends & Statistics, Growth Forecasts (2026-2031)

The portugal renewable energy market size is expected to grow from 22.49 gigawatt in 2025 to 24.8 gigawatt in 2026 and is forecast to reach 40.45 gigawatt by 2031 at 10.28% CAGR over 2026-2031. This report is Segmented by Technology (Solar Energy, Wind Energy, Hydropower, Bioenergy, Geothermal, and Ocean Energy) and End-User (Utilities, Commercial and Industrial, and Residential). The Market Sizes and Forecasts are Provided in Terms of Installed Capacity (GW).

Portugal Renewable Energy Market Trends and Insights

Aggressive Solar Auction Pipeline Lowering LCOE

Portugal’s latest 670 MW solar tender cleared below EUR 15/MWh, cementing PV as the cheapest marginal supply in Iberia. Deadline extensions for 2019-2021 winners avoid defaults and keep 2.1 GW of pre-contracted projects on track. Developers added 1.77 GW of PV in 2024, 86% of all new renewables, and a EUR 1 billion EU-approved grant program now backs domestic component factories. Residential VAT relief at 6% through June 2025 cuts rooftop payback below six years, fueling a pipeline that supports the segment’s 20.8% CAGR. Utilities, capitalizing on auction tariffs, lock in 15-year PPAs that underpin finance at sub-150 bps spreads.

EU Recovery & Resilience Funding Accelerating Grid Upgrades

The European Council released EUR 3.059 billion to Portugal for climate action, of which EUR 611 million targets new 400 kV lines relieving Sines and northeast bottlenecks. Grid operator REN projects load rising to 57 TWh by 2031, necessitating faster connection approvals to accommodate 23 GW in renewable additions. A EUR 700 million EIB loan to EDP digitizes 1.3 million smart meters and automates substations, boosting hosting capacity for small producers. EU auditors view Portugal’s flexible hydro and demand-response pilots as models for member-state replication. Collectively, funding streams raise system robustness and lift the Portugal renewable energy market’s growth profile.

Grid Congestion in North-South Transmission Corridor

The April 2025 Iberian blackout, triggered by sequential PV trips totaling 600 MW, exposed Portugal’s limited inertia and reactive-power deficit. Redispatch costs doubled to EUR 146 million in 2024, and the Joint Research Centre projects volumes could increase sixfold by 2040, absent upgrades. REN tested 100 MVA grid-forming inverters at Valeira, but nationwide rollout is two years away. Connection caps south of Lisbon now limit new approvals to 800 MW per quarter, temporarily throttling the Portugal renewable energy market.

Other drivers and restraints analyzed in the detailed report include:

• Doubling of Offshore-Wind Target to 10 GW by 2030 Opens New Capex Cycle
• Corporate PPAs from Data-Centres & Green-Hydrogen Projects Create Bankable Demand
• Rising Curtailment Risk from Midday Solar Spikes

Segment Analysis

Hydropower retained 38.65% Portugal's renewable energy market share in 2025 on 8.45 GW installed, with the 1,158 MW Alto Tâmega complex providing up to 1.76 TWh annually and 40 GWh of pumped-storage capacity. Wind contributed 27% of generation, largely from 5.9 GW onshore fleets, while bioenergy held a stable 6%. Solar added 1.77 GW in 2024, lifting cumulative PV to 3.8 GW and delivering a record 37% annual growth. The Portugal renewable energy market size for solar is forecast to reach 14.9 GW by 2031, tripling 2024 levels as auction pipelines mature.

Cost declines and flexible permitting spur hybridization. Wind-solar hybrids in Guarda province achieve 43% capacity factors by sharing one grid point, while co-located batteries secure dispatch rights. Emerging geothermal and wave pilots receive EUR 35 million in Horizon Europe grants, adding long-run diversification optionality. Hydropower's reliability and pumped-storage remain critical; reservoir inflows in 2024 enabled 24% year-on-year generation growth, cushioning PV variability. By 2031, the technology mix shifts toward a balanced triad where hydropower, wind, and solar each hold roughly one-third capacity, reinforcing the Portugal renewable energy market's resilience.

Complete Report Scope:

• By Technology
  • Solar Energy (PV and CSP)
  • Wind Energy (Onshore and Offshore)
  • Hydropower (Small, Large, PSH)
  • Bioenergy
  • Geothermal
  • Ocean Energy (Tidal and Wave)
• By End-User
  • Utilities
  • Commercial and Industrial
  • Residential

List of Companies Covered in this Report:

• Energias de Portugal (EDP Renováveis)
• Iberdrola SA
• Acciona Energía
• Brookfield Renewable Partners LP
• Aquila Clean Energy
• Neoen SA
• Galp Energia SGPS SA
• Voltalia SA
• Siemens Gamesa Renewable Energy SA
• Vestas Wind Systems A/S
• SunPower Portugal
• BayWa r.e.
• Finerge
• EDPR Sunseap (Portugal)
• Ciel & Terre International
• Aerogeradores de Portugal S.A
• Statkraft AS
• Engie SA
• Akuo Energy
• Ocean Winds (EDPR + Engie JV)

Additional Benefits:

• The market estimate (ME) sheet in Excel format
• 3 months of analyst support