Princeton Junction, NJ solar installation & market data
Updated August 12, 2026 By The SolarDNA Data Team
Princeton Junction has 779 solar installations across 1 zip code, installations up 41.6% over the trailing twelve months, and an installs-weighted Market Score of 62.
Active installations
779
Zip markets
1
Median cost
—
12-mo growth
▲ 41.6%
Installers active
12
City Market Score
Excellent · installs-weighted across 1 zips
Best zip in Princeton Junction scores higher than 99% of U.S. zip markets.
Versus New Jersey
How Princeton Junction compares with the state
Installed cost
—
state median —/W
Market score
62 vs 62
New Jersey scores 62
Share of state installs
0.32%
of 244.1K tracked statewide
Battery attach
100.0%
state 99.8%
Statewide momentum
▲ 20.1%
residential solar added in New Jersey, 12 months through Jul 2026
Statewide market
239.1K systems
10.4% of homes · utility-reported through Jul 2026
Next-12-month outlook: 106–144 installs (midpoint 125)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±15% band. Not a forecast of permits or policy.
Growth & pricing
Princeton Junction by year
109 installs in the trailing twelve months vs 77 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Princeton Junction
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 85 | 9 | 1 | — |
| 2 | SUNNYMAC | 57 | 13 | 1 | — |
| 3 | SUNRUN | 53 | 4 | 1 | — |
| 4 | TRINITY SOLAR | 46 | 8 | 1 | — |
| 5 | GREEN POWER ENERGY | 44 | 9 | 1 | — |
| 6 | MOMENTUM SOLAR | 34 | 10 | 1 | — |
| 7 | SOLAR ENERGY WORLD | 31 | 12 | 1 | — |
| 8 | NRG RENEWABLES | 16 | 0 | 1 | — |
| 9 | AD ENERGY | 14 | 0 | 1 | — |
| 10 | EMT RENEWABLES | 13 | 0 | 1 | — |
| 11 | GREENTECH SOLAR USA | 13 | 0 | 1 | — |
| 12 | SUNPOWER | 10 | 0 | 1 | — |
Zip markets
Zips in Princeton Junction
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 08550 | 779 | — | 62 A |