Connecticut Clean Energy Jobs: 43,248 Workers (2024)
Connecticut supports 43,248 clean-energy workers across 8 sectors tracked by the USEER.
1. Employment Landscape — by sector
| Sector | Jobs (2024) | National rank |
|---|---|---|
| Energy Efficiency | 36,268 | #24 |
| Solar | 3,462 | #29 |
| Nuclear | 1,197 | #17 |
| Electric Vehicles | 1,070 | #27 |
| Storage & Grid | 409 | #40 |
| Wind | 379 | #41 |
| Clean Fuels | 314 | #19 |
| Hydropower | 149 | #38 |
3. Hiring Difficulty & Industry Mix
Employer-reported hiring difficulty and the NAICS industry split for clean-energy jobs in Connecticut.
3.1 Hiring difficulty breakdown
Did not hire
50.7%
Very difficult hiring
23.0%
Somewhat difficult hiring
22.3%
Not at all difficult hiring
4.0%
3.2 Jobs by NAICS industry group
| Industry (NAICS group) | Jobs (2024) |
|---|---|
| Construction | 23,404 |
| Professional Services | 15,752 |
| Other Services | 12,193 |
| Trade | 11,920 |
| Manufacturing | 8,067 |
| Utilities | 4,589 |
| Pipeline Transport & Commodity Flows | 454 |
| Agriculture and Forestry | 109 |
| Mining and Extraction | 39 |
4. Full USEER Metrics for Connecticut
Every line-item reported in the public 2025 USEER workbook for Connecticut: fuels, electricity generation, transmission/distribution/storage, efficiency, vehicles, and NAICS industry groups.
Fuels
| Sub-category | Jobs (2024) |
|---|---|
| Fuels total | 4,551 |
| Oil (petroleum and other fossil fuels) | 3,080 |
| Natural gas fuels | 327 |
| Other biofuels | 314 |
| Other fuels | 256 |
| Nuclear fuels | 194 |
| Corn ethanol | 158 |
| Woody biomass | 127 |
| Other ethanol and non-woody biomass | 79 |
| Coal fuels | 15 |
Electric Power Generation
| Sub-category | Jobs (2024) |
|---|---|
| Electric power generation total | 7,853 |
| Solar | 3,462 |
| Natural gas electricity | 1,258 |
| Nuclear electricity | 1,197 |
| Other electricity | 456 |
| Bioenergy/Combined heat and power | 395 |
| Wind | 379 |
| Oil and other fossil fuel electricity | 200 |
| Traditional hydropower | 149 |
| Low impact hydropower, marine, and hydrokinetics | 138 |
| Coal electricity | 125 |
| Geothermal electricity | 92 |
Transmission, Distribution & Storage
| Sub-category | Jobs (2024) |
|---|---|
| Transmission, distribution, and storage total | 10,217 |
| Traditional transmission and distribution | 8,563 |
| Other (including commodity flows) | 619 |
| Storage | 409 |
| Micro grid | 245 |
| Other grid modernization | 222 |
| Smart grid | 159 |
Energy Efficiency
| Sub-category | Jobs (2024) |
|---|---|
| Energy efficiency total | 36,268 |
| High efficiency HVAC and renewable heating and cooling | 10,457 |
| Traditional HVAC with an efficiency component | 9,014 |
| Certified and efficient lighting | 8,271 |
| Other | 4,585 |
| Advanced materials | 3,940 |
Motor Vehicles
| Sub-category | Jobs (2024) |
|---|---|
| Motor vehicle total | 17,639 |
| Gasoline and diesel vehicles | 13,469 |
| Hybrid electric vehicles | 1,651 |
| Battery electric vehicles | 1,070 |
| Other vehicles | 626 |
| Plug-in hybrid electric vehicles | 471 |
| Hydrogen/fuel cell vehicles | 140 |
| Natural gas vehicles | 112 |
| Motor vehicle commodity flows | 101 |
By NAICS Industry
| Sub-category | Jobs (2024) |
|---|---|
| Construction | 23,404 |
| Professional Services | 15,752 |
| Other Services | 12,193 |
| Trade | 11,920 |
| Manufacturing | 8,067 |
| Utilities | 4,589 |
| Pipeline Transport & Commodity Flows | 454 |
| Agriculture and Forestry | 109 |
| Mining and Extraction | 39 |