Solar installers in Mercer County
91 companies have installed solar on 2,714 homes here since 2023. Covers Hamilton Township, Trenton, Ewing Township, Lawrence Township, West Windsor Township, Princeton and nearby towns.
| Installer | Homes since 2023 | Median price in state |
|---|---|---|
| SunrunBased in San Francisco, CA · (805) 242-7255 | 707 | — |
| SunnyMac | 319 | — |
| Momentum SolarBased in Metuchen, NJ · (732) 902-6224 | 268 | — |
| Trinity SolarBased in Chester, NY · (732) 780-3779 | 209 | — |
| TeslaBased in Fremont, CA · (702) 680-6683 | 131 | — |
| EMT Renewables | 96 | — |
| Solar Energy World | 71 | — |
| Green Power EnergyBased in Durham, CT · (203) 202-3626 | 69 | — |
| Freedom ForeverBased in Temecula, CA · (800) 885-9450 | 61 | — |
| Skyline SolarBased in Hamilton, NJ · (732) 354-3111 | 60 | — |
| Power Energy Solutions | 45 | — |
| Exact Electric | 43 | — |
| Big Wave Roofing Solar | 40 | — |
| Suntuity | 37 | — |
| Posigen | 31 | — |
| Sea Bright SolarBased in Ocean, NJ · (732) 450-8852 | 29 | — |
| SunPowerBased in Richmond, CA · (908) 216-1280 | 29 | — |
| Public Service Solar | 28 | — |
| Brilliant Installations | 25 | — |
| PowurBased in Del Mar, CA · (480) 626-7056 | 24 | — |
| Vision Solar | 23 | — |
| Venture Home SolarBased in Stamford, CT · (203) 858-3051 | 21 | — |
| Solar Me | 20 | — |
| Ad Energy | 17 | — |
| Bright Planet SolarBased in Auburn, MA · (801) 388-7601 | 17 | — |
| Fusion Solar Energy | 16 | — |
| Whitman Construction | 16 | — |
| Impact SolarBased in Irvine, CA · (949) 344-5640 | 15 | — |
| All Season Solar NJ | 14 | — |
| Define Solar | 13 | — |
| Greenhouse Solar | 12 | — |
| NJ Solar Power | 12 | — |
| Solar Mite Solutions | 12 | — |
| Infinity Solar SystemsBased in Mahwah, NJ · (845) 200-3700 | 11 | — |
| Sun Up Zero Down | 11 | — |
| Rhythm Solar | 10 | — |
| Sunwise Energy | 10 | — |
| Velocity Energy Home Solutions | 10 | — |
| Us Clean Energy | 9 | — |
| Bright OpsBased in Worcester, MA · (888) 997-4469 | 8 | — |
Ranked by homes installed, which shows who’s active here, not who’s best. Prices are each company’s median for systems sold outright, shown when it sold at least 10. Show all 91 installers
Towns in Mercer County: Hamilton Township, Trenton, Ewing Township, Lawrence Township, West Windsor Township, Princeton, East Windsor Township, Robbinsville Township, Hightstown, Pennington, Hopewell, Groveville.
Other New Jersey counties
How much does solar cost in Mercer County, NJ?
There weren't enough Mercer County systems bought outright for a county figure. Across the U.S., homes paid a median $4.10/W installed in 2023–2025, about $26,700 for a 6.5 kW system.
Which solar companies install in Mercer County, NJ?
91 installers have put in home systems in Mercer County since 2023, the busiest being Sunrun, SunnyMac, Momentum Solar, Trinity Solar, Tesla.
Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.