Rensselaer County, NY solar installation & market data
Updated July 10, 2026 By The SolarDNA Data Team
Rensselaer County has 2,878 solar installations across 26 zip codes at a median installed cost of $4.25/W, installations up 23.7% over the trailing twelve months, and an installs-weighted Market Score of 50.
Active installations
2,878
Zip markets
26
Median cost
$4.25/W
12-mo growth
▲ 23.7%
Installers active
93
County Market Score
Excellent · installs-weighted across 26 zips
Best zip in Rensselaer County scores higher than 99% of U.S. zip markets.
Versus New York
How Rensselaer County compares with the state
Installed cost
$0.09/W above
state median $4.16/W
Market score
50 vs 59
New York scores 59
Share of state installs
1.54%
of 187.3K tracked statewide
Battery attach
1.0%
state 2.1%
Statewide momentum
▲ 25.2%
residential solar added in New York, 12 months through Jul 2026
Statewide market
274.1K systems
6.4% of homes · utility-reported through Jul 2026
Next-12-month outlook: 227–287 installs (midpoint 257)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±12% band. Not a forecast of permits or policy.
Growth & pricing
Rensselaer County by year
230 installs in the trailing twelve months vs 186 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Rensselaer County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | TESLA | 829 | 2 | 25 | $5.34 |
| 2 | KASSELMAN SOLAR | 437 | 40 | 25 | $3.56 |
| 3 | MONOLITH SOLAR | 300 | 0 | 24 | $4.13 |
| 4 | PLUGPV | 276 | 80 | 24 | $3.89 |
| 5 | RGS ENERGY | 112 | 0 | 21 | $5.93 |
| 6 | SUNCOMMON | 101 | 0 | 23 | $4.19 |
| 7 | WILTSHIRE RENEWABLE ENERGY SYSTEMS | 75 | 0 | 21 | $3.66 |
| 8 | SUNRUN | 74 | 0 | 16 | $3.55 |
| 9 | AMERICAN ENERGY CARE | 52 | 0 | 19 | $3.78 |
| 10 | HIGH PEAKS SOLAR | 48 | 1 | 13 | $3.72 |
| 11 | POSIGEN | 38 | 0 | 17 | $4.51 |
| 12 | EMPIRE SOLAR SOLUTIONS | 32 | 22 | 14 | $3.97 |
| 13 | NRG RESIDENTIAL SOLAR SOLUTIONS | 32 | 0 | 14 | $3.21 |
| 14 | APEX ENERGY TEK | 32 | 1 | 14 | $3.40 |
| 15 | NEW YORK STATE SOLAR FARM | 31 | 9 | 10 | $3.57 |
| 16 | INFINITY SOLAR SYSTEMS | 28 | 7 | 13 | $3.46 |
| 17 | NEW YORK LIGHT ENERGY | 27 | 0 | 7 | $5.01 |
| 18 | RENEWABLE POWER SYSTEMS | 24 | 0 | 11 | $8.63 |
| 19 | SUNGEVITY | 24 | 0 | 15 | $4.25 |
| 20 | SEED RENEWABLES | 20 | 0 | 12 | $3.70 |
| 21 | SOLAR LIBERTY ENERGY SYSTEMS | 20 | 0 | 11 | $3.25 |
| 22 | TRINITY SOLAR | 20 | 0 | 9 | $3.57 |
| 23 | DIRECT ENERGY SOLAR | 18 | 0 | 8 | $3.99 |
| 24 | AEC ENERGY AMERICAN ENERGY CARE | 15 | 13 | 10 | $4.81 |
| 25 | EDF RENEWABLE ENERGY | 15 | 0 | 13 | $8.17 |
Zip markets
Zips in Rensselaer County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 12180 | 640 | $4.18 | 60 A |
| 12144 | 413 | $4.31 | 49 B |
| 12033 | 223 | $4.39 | 47 B |
| 12061 | 193 | $3.73 | 50 B |
| 12018 | 188 | $3.89 | 50 B |
| 12182 | 171 | $4.47 | 47 B |
| 12123 | 147 | $4.50 | 47 B |
| 12198 | 124 | $4.48 | 46 B |
| 12090 | 108 | $4.26 | 47 B |
| 12138 | 83 | $4.25 | 47 B |
| 12154 | 77 | $4.26 | 47 B |
| 12168 | 54 | $3.95 | 49 B |
| 12196 | 53 | $4.30 | 47 B |
| 12062 | 49 | $4.26 | 47 B |
| 12185 | 48 | $5.00 | 44 C |
| 12121 | 46 | $4.26 | 47 B |
| 12052 | 41 | $3.97 | 48 B |
| 12094 | 41 | $4.52 | 46 B |
| 12156 | 39 | $4.65 | 45 C |
| 12028 | 35 | $4.65 | 45 C |
| 12140 | 30 | $4.26 | 47 B |
| 12022 | 20 | $4.24 | 47 B |
| 12153 | 20 | $3.47 | 51 A |
| 12063 | 17 | $4.65 | 45 C |
| 12169 | 13 | $4.02 | 48 B |
| 12024 | 5 | $3.97 | 48 B |