Westport, CT solar installation & market data
Updated February 8, 2023Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Westport has 242 solar installations across 1 zip code at a median installed cost of $3.93/W, recent growth not yet measurable, and an installs-weighted Market Score of 45.
Active installations
242
Zip markets
1
Median cost
$3.93/W
12-mo growth
—
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in Westport scores higher than 67% of U.S. zip markets.
Versus Connecticut
How Westport compares with the state
Installed cost
$0.13/W above
state median $3.79/W
Market score
45 vs 51
Connecticut scores 51
Share of state installs
0.48%
of 50.1K tracked statewide
Battery attach
0.4%
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
Westport by year
4 installs in the trailing twelve months vs 27 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Westport
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | ENVIRONMENTAL CONTROL | 65 | 0 | 1 | $3.57 |
| 2 | ROSS SOLAR GROUP | 29 | 0 | 1 | $4.46 |
| 3 | TESLA | 23 | 0 | 1 | $5.25 |
| 4 | SUNLIGHT SOLAR ENERGY | 18 | 0 | 1 | $7.96 |
| 5 | TRINITY SOLAR | 13 | 0 | 1 | $3.23 |
| 6 | PUREPOINT ENERGY | 10 | 0 | 1 | $3.75 |
| 7 | SUNPOWER | 9 | 0 | 1 | $3.96 |
| 8 | DIRECT ENERGY SOLAR | 7 | 0 | 1 | $3.40 |
| 9 | RGS ENERGY | 7 | 0 | 1 | $8.63 |
| 10 | SUNRUN | 7 | 0 | 1 | $2.38 |
| 11 | GREEN POWER ENERGY | 5 | 0 | 1 | $3.07 |
| 12 | EARTHLIGHT TECHNOLOGIES | 4 | 0 | 1 | $3.45 |
Zip markets
Zips in Westport
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 06880 | 242 | $3.93 | 45 C |