Solar installers in Jefferson County
17 companies have installed solar on 78 homes here since 2023. Covers Le Ray, Watertown, Wilna, Champion, Alexandria, Pamelia and nearby towns.
| Installer | Homes since 2023 | Median price in state |
|---|---|---|
| PlugPVBased in Troy, NY · NY-Sun participating contractor · (518) 948-5316 | 26 | $4.26/W$0.10 above median |
| Fourth CoastBased in Clayton, NY · NY-Sun participating contractor · (315) 783-6384 | 13 | $3.49/W$0.67 below median |
| Proven Energy SystemsBased in Hammond, NY · NY-Sun participating contractor · (315) 771-6483 | 8 | $2.74/W$1.42 below median |
| NYS Essential PowerBased in Ronkonkoma, NY · NY-Sun participating contractor · (631) 398-3574 | 7 | $5.46/W$1.30 above median |
| Solar Liberty Energy Systems | 4 | $3.51/W$0.65 below median |
| Wiltshire Renewable Energy SystemsBased in Troy, NY · NY-Sun participating contractor · (518) 687-0135 | 4 | $3.39/W$0.77 below median |
| Alternative Power Solutions NYBased in East Syracuse, NY · NY-Sun participating contractor · (315) 314-6930 | 3 | $3.30/W$0.86 below median |
| Albany Solar SolutionsBased in Troy, NY · NY-Sun participating contractor | 2 | $3.34/W$0.82 below median |
| Nexamp | 2 | — |
| Paradise Energy SolutionsBased in Geneva, NY · NY-Sun participating contractor · (315) 828-0024 | 2 | $3.15/W$1.01 below median |
| Green Vision Solar | 1 | $3.52/W$0.64 below median |
| JG RenovationsBased in Jordan, NY · NY-Sun participating contractor | 1 | — |
| Next Generation Solar | 1 | $3.25/W$0.91 below median |
| Nickels Energy SolutionsBased in Liverpool, NY · NY-Sun participating contractor · (315) 558-8608 | 1 | $3.17/W$0.99 below median |
| PTM SolarBased in E Syracuse, NY · NY-Sun participating contractor · (315) 455-2395 | 1 | — |
| ReVolusun | 1 | — |
| Skyline SolarBased in Hamilton, NJ · NY-Sun participating contractor · (732) 354-3111 | 1 | — |
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.
Towns in Jefferson County: Le Ray, Watertown, Wilna, Champion, Alexandria, Pamelia, Carthage, Hounsfield, Rutland, Orleans, Lyme, West Carthage.
Other New York counties
How much does solar cost in Jefferson County, NY?
Homes in Jefferson County that bought solar in 2023–2025 paid a median $3.92/W installed, about $41,200 for a 10.5 kW system before incentives.
Which solar companies install in Jefferson County, NY?
17 installers have put in home systems in Jefferson County since 2023, the busiest being PlugPV, Fourth Coast, Proven Energy Systems, NYS Essential Power, Solar Liberty Energy Systems.
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.