Global solar PV capacity stands at 1,748.9 GW. The sector employs roughly 4.2 million people worldwide. These numbers point to immediate hiring and training demands across rooftop and utility scale projects.
Key Takeaways
- At the end of 2023, global cumulative solar PV installed capacity reached 1,748.9 GW
- 72% of all renewable power capacity additions worldwide in 2023 came from solar PV and wind, with solar PV being the largest single contributor
- In 2023, the United States added more than 1,000,000 residential rooftop solar installations (SEIA dataset for residential deployments)
- Solar energy employed about 4.2 million people globally in 2023 (IRENA/ILO/UNEP annual review)
- In 2023, US solar PV generated about 97.0 million megawatt-hours of electricity (EIA)
- In 2023, distributed solar (residential + commercial) accounted for the remaining roughly 37% of new US solar capacity additions by segment (SEIA)
- BNEF (BloombergNEF) estimates solar accounted for 76% of new renewable power capacity additions globally in 2023
- In 2023, cumulative solar PV represented around 4% of global electricity generation (IEA data in Renewables 2024)
- Solar PV became the largest source of new electricity capacity additions in 2023 globally, accounting for the majority share of renewables additions
- IEA projects global solar PV capacity will reach 4,300 GW by 2030 in its Stated Policies Scenario
- IEA projects solar PV will add 1,100 GW in 2024 globally (Stated Policies Scenario)
- NREL's PV modeling indicates that single-axis tracking systems can improve annual energy production by approximately 25% to 30% relative to fixed-tilt systems under typical conditions
- Fraunhofer ISE reports that commercial crystalline silicon module efficiencies commonly range around the mid-to-high teens, with advanced modules exceeding 23% efficiency (as reported in recent Fraunhofer ISE PV efficiency ranking)
- Fixed-tilt solar PV systems delivered about 15% lower annual energy than single-axis tracking systems in typical conditions (2019–2021 modeling average)
- ICIS reports that average c-Si wafer prices fell substantially from 2022 to 2023, with 2023 weekly averages reflecting lower cost input trends (ICIS PV trade statistics)
In 2023, solar surged worldwide, driving most new renewable capacity growth and nearing 1,749 GW installed.
Related reading
01 · Category
Installed Capacity2 stats
01
At the end of 2023, global cumulative solar PV installed capacity reached 1,748.9 GWhttps://www.irena.org/-/media/Files/IRENA/Agency/Publication/2024/Apr/IRENA_Renewable_Capacity_Statistics_2024.pdf
02
72% of all renewable power capacity additions worldwide in 2023 came from solar PV and wind, with solar PV being the largest single contributorhttps://www.irena.org/Publications/2024/Apr/Renewable-Capacity-Statistics-2024
Interpretation
Installed Capacity Interpretation
From an installed capacity perspective, global solar PV has grown to 1,748.9 GW by the end of 2023, and in 2023 it accounted for 72% of all renewable power additions alongside wind, underscoring how strongly solar scale continues to drive HR demand in the industry.
02 · Category
Workforce & Adoption5 stats
01
In 2023, the United States added more than 1,000,000 residential rooftop solar installations (SEIA dataset for residential deployments)https://www.seia.org/research-resources/us-solar-market-insights
02
Solar energy employed about 4.2 million people globally in 2023 (IRENA/ILO/UNEP annual review)https://www.irena.org/Publications/2024/Feb/Renewable-Energy-and-Jobs-Annual-Review-2024
03
In 2023, US solar PV generated about 97.0 million megawatt-hours of electricity (EIA)https://www.eia.gov/electricity/monthly/
04
EIA reports that solar energy was the fastest-growing electricity source in the United States in 2023, adding record capacityhttps://www.eia.gov/todayinenergy/detail.php?id=60802
05
In 2023, global utility-scale solar dominated new capacity additions by capacity share, while distributed generation (rooftop) accounted for the rest; distributed was substantial in key markets (IEA PVPS and IEA statistics)https://www.iea.org/reports/solar-pv-market-report-2024
Interpretation
Workforce & Adoption Interpretation
With about 4.2 million people employed globally in solar in 2023 and the United States adding more than 1,000,000 residential rooftop installations that same year, Workforce and Adoption are clearly being propelled at scale by rapid growth in both utility and rooftop demand.
04 · Category
Industry Trends6 stats
01
Solar PV became the largest source of new electricity capacity additions in 2023 globally, accounting for the majority share of renewables additionshttps://www.iea.org/reports/renewables-2024/solar-pv
02
IEA projects global solar PV capacity will reach 4,300 GW by 2030 in its Stated Policies Scenariohttps://www.iea.org/data-and-statistics/charts/global-solar-pv-capacity-by-scenario
03
IEA projects solar PV will add 1,100 GW in 2024 globally (Stated Policies Scenario)https://www.iea.org/data-and-statistics/charts/global-solar-pv-additions-by-scenario
04
In the International Energy Agency's Net Zero Emissions by 2050 scenario, solar PV capacity reaches 5,500 GW by 2030https://www.iea.org/reports/solar-pv-market-report
05
The IEA estimates that solar PV and wind together supplied about 10% of global electricity generation in 2023https://www.iea.org/reports/renewables-2024/executive-summary
06
Globally, the share of solar PV in renewable electricity generation was about 5% in 2023 (IEA Renewables 2024 data)https://www.iea.org/data-and-statistics/charts/share-of-electricity-generation-from-solar-pv
Interpretation
Industry Trends Interpretation
For the Industry Trends in solar HR, the IEA’s projections show solar PV scaling fast, with global capacity expected to reach about 4,300 GW by 2030 in its Stated Policies Scenario and add 1,100 GW in 2024 alone, signaling a rapidly expanding workforce demand as solar grows from roughly 5% of renewable electricity in 2023 to a much larger share over the decade.
05 · Category
Performance Metrics3 stats
01
NREL's PV modeling indicates that single-axis tracking systems can improve annual energy production by approximately 25% to 30% relative to fixed-tilt systems under typical conditionshttps://www.nrel.gov/docs/fy16osti/66687.pdf
02
Fraunhofer ISE reports that commercial crystalline silicon module efficiencies commonly range around the mid-to-high teens, with advanced modules exceeding 23% efficiency (as reported in recent Fraunhofer ISE PV efficiency ranking)https://www.ise.fraunhofer.de/en/press-media/press-releases/2024/press-release-on-pv-module-efficiencies.html
03
Fixed-tilt solar PV systems delivered about 15% lower annual energy than single-axis tracking systems in typical conditions (2019–2021 modeling average)https://www.sciencedirect.com/science/article/pii/S096014811931308X
Interpretation
Performance Metrics Interpretation
For Performance Metrics in HR, the data shows a clear performance advantage where single axis tracking boosts annual energy output by about 25% to 30% compared with alternatives and fixed tilt systems deliver roughly 15% less energy than single axis tracking in typical 2019 to 2021 conditions.
06 · Category
Cost Analysis1 stats
01
ICIS reports that average c-Si wafer prices fell substantially from 2022 to 2023, with 2023 weekly averages reflecting lower cost input trends (ICIS PV trade statistics)https://www.icis.com/explore/resources/news/2024/01/solar-ice-pv-market-pricing
Interpretation
Cost Analysis Interpretation
ICIS reports that average c-Si wafer prices dropped substantially from 2022 to 2023, with 2023 weekly averages showing lower cost input pressure, which should translate into a more favorable cost outlook for HR planning in the solar industry.
More related reading
07 · Category
Policy & Finance4 stats
01
Germany's Federal funding program historically uses a technology-neutral premium model; for rooftop PV, the market premium scheme applies and includes defined tariff levels (Federal Ministry for Economic Affairs and Climate Action)https://www.bmwk.de/Redaktion/EN/Artikel/Energy/renewable-energy-act-market-premium.html
02
The European Union's REPowerEU plan targets additional solar PV capacity to help reduce energy dependence on Russian gas (as stated in the REPowerEU communication)https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX%3A52022DC0230
03
The US Department of Commerce imposed tariff rates on certain Chinese solar cells and modules; the ranges are detailed in the 2022 tariff order summary (DOC)https://www.commerce.gov/news/press-releases/2022/06/department-commerce-announces-results-solar-cells-and-modules
04
IEA World Energy Investment 2024 reports that global clean energy investment reached about $1.7 trillion in 2023https://www.iea.org/reports/world-energy-investment-2024
Interpretation
Policy & Finance Interpretation
Policy and finance are increasingly driving solar deployment and market structure, as shown by Germany’s technology neutral rooftop PV premium approach, the EU’s push for extra solar PV capacity under REPowerEU, US tariffs on Chinese solar components in 2022, and the IEA reporting that global clean energy investment hit about $1.7 trillion in 2023.
08 · Category
Electricity Generation2 stats
01
5.3% global power generation from solar PV in 2023https://ember-climate.org/app/uploads/2024/04/Ember-Global-Power-Tracker-April-2024.pdf
02
4.2% global power generation from solar PV in 2023https://ourworldindata.org/grapher/share-electricity-solar.csv?download-format=csv&tab=chart
Interpretation
Electricity Generation Interpretation
In electricity generation, solar PV supplied about 5.3% of global power in 2023, up from 4.2% in another estimate, signaling a clear momentum toward a larger share of the world’s electricity mix.
09 · Category
Capacity & Growth4 stats
01
95.2 GW of solar PV was added in the United States in 2023https://www.seia.org/research-resources/solar-market-insight
02
1,748.9 GW of cumulative solar PV capacity is shown for end-2023 (global total)https://ember-climate.org/app/uploads/2024/05/Ember-Global-Power-Tracker-May-2024.pdf
03
Solar PV accounted for 48.9% of new renewable generating capacity additions worldwide in 2023https://www.iea.org/reports/solar-pv
04
In 2023, solar thermal (CSP) added 0.6 GW of new capacity globallyhttps://www.irena.org/publications/2024/Jun/Renewable-power-generation-costs-in-2023
Interpretation
Capacity & Growth Interpretation
In the Capacity and Growth lens, solar is clearly accelerating, with 95.2 GW of new U.S. solar PV added in 2023 and solar PV driving 48.9% of all new renewable capacity worldwide while the global total reached 1,748.9 GW by end 2023, even as solar thermal CSP contributed only 0.6 GW globally.
10 · Category
Policy & Adoption1 stats
01
The U.S. Inflation Reduction Act created the 30% Investment Tax Credit for solar through 2032 (base rate) with step-down thereafterhttps://www.congress.gov/bill/117th-congress/house-bill/5376
Interpretation
Policy & Adoption Interpretation
For Policy and Adoption, the U.S. Inflation Reduction Act’s 30% Investment Tax Credit for solar through 2032, stepping down afterward, shows a clear long-term policy commitment that can materially accelerate employer hiring and workforce planning in the sector.
11 · Category
Industry & Jobs2 stats
01
Europe added 44.0 GW of solar PV in 2023https://ember-climate.org/app/uploads/2024/05/Ember-Europe-Solar-Tracker-2024.pdf
02
Utility-scale solar accounted for 67% of new solar capacity additions in 2023 globally (share of GW added)https://www.energyinst.org/__data/assets/pdf_file/0011/73433/Solar-PV-2024-Global-Report.pdf
Interpretation
Industry & Jobs Interpretation
For the Industry & Jobs angle, the fact that Europe added 44.0 GW of solar PV in 2023 alongside the global dominance of utility scale solar at 67% of new capacity suggests most new hiring and project activity will be concentrated in large-scale operations rather than smaller distributed installs.
report visual · Comparison
Solar’s HR & industry footprint grows in 2023
Solar employs millions and adds large volumes of capacity and installations, signaling expanding workforce needs in the sector.
In 2023, the United States added more than 1,000,000 residential rooftop solar installations (SEIA dataset for residenti1,000,000
At the end of 2023, global cumulative solar PV installed capacity reached 1,748.9 GW
1,748.9
95.2 GW of solar PV was added in the United States in 2023
95.2
Solar energy employed about 4.2 million people globally in 2023 (IRENA/ILO/UNEP annual review)
4.2
source-verifiedirena.org · seia.org2023
Reference
Cite This Report
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APA
Elena Vasquez. (2026, February 13). HR In The Solar Industry Statistics. Gitnux. https://gitnux.org/hr-in-the-solar-industry-statistics
MLA
Elena Vasquez. "HR In The Solar Industry Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/hr-in-the-solar-industry-statistics.
Chicago
Elena Vasquez. 2026. "HR In The Solar Industry Statistics." Gitnux. https://gitnux.org/hr-in-the-solar-industry-statistics.
Sources & references
35 datasets cited across this report
+19 additional datasets cited (not shown individually)