PUBLISHER: Mordor Intelligence | PRODUCT CODE: 1851304
PUBLISHER: Mordor Intelligence | PRODUCT CODE: 1851304
The Germany Solar Energy Market size in terms of installed base is expected to grow from 100.93 gigawatt in 2025 to 230.71 gigawatt by 2030, at a CAGR of 17.98% during the forecast period (2025-2030).

The expansion is reinforced by the country's 80% renewables-by-2030 target and the early-2025 milestone of surpassing 100 GW of installed solar capacity . Streamlined permitting under Solar Package I, the 87% plunge in module prices, and corporate off-take agreements are accelerating project pipelines across all system sizes. Rooftop mandates, balcony-plug-in adoption, and grid-fee inflation have turned households and small businesses into pivotal investors, while dispatchable technologies such as CSP are starting to secure pilot funding for evening peak support. Competitive intensity is heightening as institutional capital flows in, yet grid congestion and skilled-labour shortages continue to constrain the pace of new grid connections.
Germany's solar energy market projects now clear rooftops without construction permits, as Solar Package I cut residential approval times by 70% and commercial by 45%. Higher feed-in incentives for specific system types and state-level obligations on new roofs have formed a multi-layered push that lifts annual installation potential by 4-5 GW by 2026. Legal simplification has broadened installer pipelines, reduced soft costs, and strengthened investor confidence in urban retrofit opportunities.
Falling feed-in tariffs redirected utility developers toward long-term corporate power purchase agreements. Germany became Europe's second-largest PPA market by 2024, with triple-digit growth in contracted volumes. Off-takers like Amazon and Mercedes-Benz use PPAs to lock in price certainty and meet Scope 2 decarbonisation goals, encouraging developers to move forward without subsidy dependence. The trend is spurring 100-plus-MW projects on reclaimed industrial land, closing financing swiftly, and diversifying revenue streams beyond traditional auctions.
Queue delays stretch to two years in several rural districts, curtailing 97% more solar output in 2024 than in 2023 and eroding investor returns. The mismatch between rapid capacity additions and slower grid reinforcement elevates balancing costs above EUR 4 billion, which feeds into retail tariffs. Dynamic line rating and hybrid plant designs offer partial relief, while the Solar Peak Law introduces feed-in caps during negative price hours. These measures, though helpful, cannot substitute for expanded conductor upgrades and digital substation roll-outs.
Other drivers and restraints analyzed in the detailed report include:
For complete list of drivers and restraints, kindly check the Table Of Contents.
Solar photovoltaic commanded 100% of Germany's solar energy market size in 2024, enabled by module prices as low as 6-13 euro cents per W-p and LCOE near 3.7 euro cents per kWh. Residential, commercial, and utility stakeholders favour high-efficiency mono-PERC and increasingly bifacial modules that push yield without expanding footprint. Research by Fraunhofer ISE demonstrates perovskite-silicon tandem cell lab efficiencies above 33% , pointing toward future gains that can underpin further price declines.
Concentrated solar power holds no share today, yet is forecast to grow at an 18.5% CAGR through 2030. Its integrated thermal storage delivers evening peaking power and process heat, addressing intermittency concerns as PV penetration rises. European Commission roadmaps identify CSP hybridisation with existing district-heating networks and industrial steam loops, indicating supportive funding for demonstrators. If current pilot plants meet dispatchability and cost targets, the segment could evolve into a complementary pillar of the German solar energy market by the next decade.
The Germany Solar Energy Market Report is Segmented by Technology (Solar Photovoltaic and Concentrated Solar Power), Component (PV Modules, Inverters, Balance-Of-System, Battery Energy-Storage Systems, and Others), Application (Utility-Scale Solar Parks, Commercial and Industrial Rooftop, Residential Rooftop, and Others). The Market Sizes and Forecasts are Provided in Terms of Installed Capacity (GW).