Princeton, NJ 08540 solar market data
Updated July 27, 2026 By The SolarDNA Data Team
Princeton 08540 has 908 solar installations, installations up 84.6% over the trailing twelve months, and a Market Score of 65 — higher than 99% of U.S. zip markets.
Zip Market Score
Excellent · higher than 99% of zips
Versus New Jersey
How 08540 compares with the state
Installed cost
—
state median —/W
Market score
65 vs 62
New Jersey scores 62
Share of state installs
0.37%
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: 117–159 installs (midpoint 138)
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
08540 by year
120 installs in the trailing twelve months vs 65 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 08540
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 68 | 5 | 9.96 | — |
| 2 | TESLA | 58 | 10 | 10.74 | — |
| 3 | MOMENTUM SOLAR | 48 | 14 | 14.84 | — |
| 4 | EXACT ELECTRIC | 42 | 0 | 11.12 | — |
| 5 | GREEN POWER ENERGY | 39 | 4 | 13.31 | — |
| 6 | TRINITY SOLAR | 33 | 4 | 7.54 | — |
| 7 | SEA BRIGHT SOLAR | 22 | 5 | 14.86 | — |
| 8 | AMPERICON | 18 | 0 | 19.92 | — |
| 9 | SOLAR ENERGY WORLD | 15 | 5 | 14.18 | — |
| 10 | SUNNYMAC | 13 | 1 | 9.1 | — |
| 11 | SUNPOWER | 13 | 0 | 10.57 | — |
| 12 | SOLAR ME | 12 | 0 | 10.94 | — |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 08542 Princeton | 2.1 km | 25 | — | 48 |
| 08544 Princeton | 2.2 km | 6 | — | 48 |
| 08528 Kingston | 3.2 km | 12 | — | 48 |
| 08553 Rocky Hill | 3.8 km | 21 | — | 48 |
| 08504 Blawenburg | 6.9 km | 9 | — | 48 |
| 08536 Plainsboro | 7.2 km | 489 | — | 63 |
Same city
Other zips in Princeton
Equipment
What gets installed in 08540
Share of systems with a recorded brand
Modules
REDACTED100.0%
Inverters
REDACTED100.0%
Frequently asked
Quick answers about 08540
How many solar installations are there in 08540?
SolarDNA counts 908 active solar installations in Princeton 08540, 828 of them residential, with data through July 27, 2026.
How much does solar cost in 08540?
Not enough priced systems in 08540 to report a median.
Is solar growing in 08540?
Installations in 08540 are up 84.6%: 120 in the trailing twelve months versus 65 before.
Who installs solar in 08540?
SUNRUN, TESLA, MOMENTUM SOLAR lead the 106 installers with systems in 08540. The full comp set is above.
Is 08540 a good market for solar sales?
08540 scores 65 out of 100 (Excellent, higher than 99% of U.S. zip markets).