Windsor, CT solar installation & market data
Updated January 2, 2024Older data · growth withheld By The SolarDNA Data Team
Windsor has 604 solar installations across 2 zip codes at a median installed cost of $3.75/W, recent growth not yet measurable, and an installs-weighted Market Score of 47.
Active installations
604
Zip markets
2
Median cost
$3.75/W
12-mo growth
—
Installers active
36
City Market Score
Great · installs-weighted across 2 zips
Best zip in Windsor scores higher than 76% of U.S. zip markets.
Versus Connecticut
How Windsor compares with the state
Installed cost
$0.04/W below
state median $3.79/W
Market score
47 vs 51
Connecticut scores 51
Share of state installs
1.21%
of 50.1K tracked statewide
Battery attach
0.5%
state 0.4%
Statewide momentum
▼ 5.6%
residential solar added in Connecticut, 12 months through Jul 2026
Statewide market
128.1K systems
13.6% of homes · utility-reported through Jul 2026
Growth & pricing
Windsor by year
27 installs in the trailing twelve months vs 29 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Windsor
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TRINITY SOLAR | 166 | 0 | 2 | $3.40 |
| 2 | TESLA | 99 | 0 | 1 | $5.25 |
| 3 | SUNRUN | 91 | 0 | 2 | $2.41 |
| 4 | CTEC SOLAR | 63 | 0 | 2 | $3.92 |
| 5 | POSIGEN | 45 | 0 | 2 | $4.40 |
| 6 | SUNPOWER | 35 | 0 | 1 | $4.06 |
| 7 | EARTHLIGHT TECHNOLOGIES | 17 | 1 | 1 | $3.75 |
| 8 | ROOF DIAGNOSTICS SOLAR | 17 | 0 | 1 | $3.37 |
| 9 | MOMENTUM SOLAR | 14 | 0 | 1 | $3.14 |
| 10 | SUNLIGHT SOLAR ENERGY | 11 | 0 | 1 | $6.80 |
| 11 | SUNGEVITY | 6 | 0 | 1 | $3.73 |
| 12 | ECOSMART HOME SERVICES | 5 | 0 | 1 | $3.96 |
| 13 | RGS ENERGY | 5 | 0 | 1 | $3.83 |
| 14 | GREEN EARTH ENERGY | 3 | 0 | 1 | $3.57 |
| 15 | GREEN POWER ENERGY | 2 | 1 | 1 | $3.00 |
| 16 | PALMETTO SOLAR | 2 | 0 | 1 | $4.11 |
| 17 | BRIGHT PLANET SOLAR | 2 | 0 | 1 | $3.85 |
| 18 | ONE ROOF ENERGY | 2 | 0 | 1 | $2.93 |
| 19 | VENTURE HOME SOLAR | 2 | 0 | 1 | $5.59 |
| 20 | PREMIER IMPROVEMENTS | 1 | 1 | 1 | $5.43 |
| 21 | JD SOLAR SOLUTIONS | 1 | 0 | 1 | $5.68 |
| 22 | KIYAK SOLAR | 1 | 0 | 1 | $3.33 |
| 23 | PIONEER VALLEY PHOTOVOLTAICS COOPERATIVE | 1 | 0 | 1 | $7.90 |
| 24 | ROSS SOLAR GROUP | 1 | 0 | 1 | $5.00 |
| 25 | AEGIS ELECTRIC SYSTEMS | 1 | 0 | 1 | $3.70 |