Durham, CT solar installation & market data
Updated December 28, 2023Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Durham has 272 solar installations across 1 zip code at a median installed cost of $3.60/W, recent growth not yet measurable, and an installs-weighted Market Score of 47.
Active installations
272
Zip markets
1
Median cost
$3.60/W
12-mo growth
—
Installers active
12
City Market Score
Great · installs-weighted across 1 zips
Best zip in Durham scores higher than 75% of U.S. zip markets.
Versus Connecticut
How Durham compares with the state
Installed cost
$0.19/W below
state median $3.79/W
Market score
47 vs 51
Connecticut scores 51
Share of state installs
0.54%
of 50.1K tracked statewide
Battery attach
1.1%
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
Durham by year
1 installs in the trailing twelve months vs 3 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Durham
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | BEFREE GREEN ENERGY | 132 | 0 | 1 | $3.55 |
| 2 | TRINITY SOLAR | 33 | 0 | 1 | $3.41 |
| 3 | TESLA | 19 | 0 | 1 | $5.25 |
| 4 | SUNRUN | 15 | 0 | 1 | $2.34 |
| 5 | SUNPOWER | 14 | 0 | 1 | $3.77 |
| 6 | ROSS SOLAR GROUP | 9 | 0 | 1 | $3.55 |
| 7 | SUNLIGHT SOLAR ENERGY | 8 | 0 | 1 | $7.45 |
| 8 | ROOF DIAGNOSTICS SOLAR | 6 | 0 | 1 | $3.43 |
| 9 | EARTHLIGHT TECHNOLOGIES | 5 | 0 | 1 | $3.65 |
| 10 | AEGIS ELECTRIC SYSTEMS | 3 | 0 | 1 | $2.95 |
| 11 | MOMENTUM SOLAR | 3 | 0 | 1 | $2.81 |
| 12 | SUNGEVITY | 3 | 0 | 1 | $3.73 |
Zip markets
Zips in Durham
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 06422 | 272 | $3.60 | 47 B |