Middlesex County, NJ solar installation & market data
Updated August 17, 2026 By The SolarDNA Data Team
Middlesex County has 23,616 solar installations across 44 zip codes, installations up 55.5% over the trailing twelve months, and an installs-weighted Market Score of 59.
Active installations
23,616
Zip markets
44
Median cost
—
12-mo growth
▲ 55.5%
Installers active
312
County Market Score
Excellent · installs-weighted across 44 zips
Best zip in Middlesex County scores higher than 99% of U.S. zip markets.
Versus New Jersey
How Middlesex County compares with the state
Installed cost
—
state median —/W
Market score
59 vs 62
New Jersey scores 62
Share of state installs
9.67%
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: 2,606–3,526 installs (midpoint 3,066)
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
Middlesex County by year
2,666 installs in the trailing twelve months vs 1,714 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Middlesex County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 4,514 | 245 | 36 | — |
| 2 | MOMENTUM SOLAR | 2,782 | 553 | 39 | — |
| 3 | TRINITY SOLAR | 1,977 | 245 | 35 | — |
| 4 | TESLA | 1,002 | 91 | 35 | — |
| 5 | SUNNYMAC | 516 | 78 | 33 | — |
| 6 | SUNTUITY | 428 | 0 | 34 | — |
| 7 | GREEN POWER ENERGY | 415 | 65 | 32 | — |
| 8 | EMT RENEWABLES | 338 | 87 | 32 | — |
| 9 | FREEDOM FOREVER | 306 | 64 | 33 | — |
| 10 | SOLAR ENERGY WORLD | 297 | 98 | 31 | — |
| 11 | BRIGHT PLANET SOLAR | 279 | 0 | 34 | — |
| 12 | SOLAR ME | 273 | 0 | 33 | — |
| 13 | SUNPOWER | 234 | 0 | 34 | — |
| 14 | INFINITY SOLAR SYSTEMS | 221 | 45 | 32 | — |
| 15 | SKYLINE SOLAR | 217 | 12 | 34 | — |
| 16 | SEA BRIGHT SOLAR | 217 | 22 | 34 | — |
| 17 | NRG RENEWABLES | 178 | 0 | 32 | — |
| 18 | WHITMAN CONSTRUCTION | 173 | 10 | 32 | — |
| 19 | VISION SOLAR | 170 | 0 | 30 | — |
| 20 | BIG WAVE ROOFING AND SOLAR | 152 | 106 | 31 | — |
| 21 | PUBLIC SERVICE SOLAR | 143 | 47 | 24 | — |
| 22 | SUNGEVITY | 142 | 0 | 30 | — |
| 23 | VENTURE HOME SOLAR | 139 | 31 | 30 | — |
| 24 | POWER HOME REMODELING GROUP | 133 | 27 | 29 | — |
| 25 | AMPERICON | 129 | 2 | 25 | — |
Zip markets
Zips in Middlesex County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 08854 | 2,246 | — | 71 A |
| 08831 | 1,853 | — | 70 A |
| 08816 | 1,440 | — | 68 A |
| 08861 | 1,308 | — | 47 B |
| 08820 | 1,261 | — | 67 A |
| 08857 | 1,138 | — | 66 A |
| 08817 | 1,105 | — | 59 A |
| 08902 | 1,011 | — | 65 A |
| 07008 | 895 | — | 51 A |
| 07080 | 887 | — | 56 A |
| 08859 | 794 | — | 52 A |
| 08830 | 698 | — | 50 B |
| 08879 | 665 | — | 51 A |
| 07067 | 657 | — | 63 A |
| 08872 | 632 | — | 60 A |
| 08824 | 585 | — | 64 A |
| 08852 | 559 | — | 63 A |
| 08863 | 547 | — | 51 A |
| 07095 | 511 | — | 51 A |
| 08846 | 493 | — | 51 A |
| 08536 | 489 | — | 63 A |
| 08840 | 436 | — | 63 A |
| 07001 | 421 | — | 50 B |
| 08901 | 400 | — | 50 B |
| 08837 | 387 | — | 50 B |
| 08812 | 381 | — | 50 B |
| 08810 | 371 | — | 50 B |
| 08512 | 339 | — | 50 B |
| 08884 | 279 | — | 49 B |
| 08904 | 229 | — | 49 B |
| 07064 | 204 | — | 49 B |
| 07077 | 131 | — | 49 B |
| 08832 | 75 | — | 48 B |
| 08850 | 70 | — | 48 B |
| 08882 | 60 | — | 48 B |
| 08828 | 35 | — | 48 B |
| 08855 | 7 | — | 48 B |
| 08906 | 6 | — | 48 B |
| 08818 | 6 | — | 48 B |
| 08933 | 1 | — | 48 B |
| 08862 | 1 | — | 48 B |
| 08899 | 1 | — | 48 B |
| 08903 | 1 | — | 48 B |
| 08871 | 1 | — | 48 B |