Montgomery County, PA solar installation & market data
Updated October 1, 2026 By The SolarDNA Data Team
Montgomery County has 5,885 solar installations across 68 zip codes at a median installed cost of $6.20/W, installations up 12.1% over the trailing twelve months, and an installs-weighted Market Score of 35.
Active installations
5,885
Zip markets
68
Median cost
$6.20/W
12-mo growth
▲ 12.1%
Installers active
110
County Market Score
Fair · installs-weighted across 68 zips
Best zip in Montgomery County scores higher than 54% of U.S. zip markets.
Versus Pennsylvania
How Montgomery County compares with the state
Installed cost
$0.21/W above
state median $5.99/W
Market score
35 vs 50
Pennsylvania scores 50
Share of state installs
6.65%
of 88.5K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
▲ 48.7%
residential solar added in Pennsylvania, 12 months through Jul 2026
Statewide market
105.3K systems
2.8% of homes · utility-reported through Jul 2026
Next-12-month outlook: 653–798 installs (midpoint 725)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±10% band. Not a forecast of permits or policy.
Growth & pricing
Montgomery County by year
684 installs in the trailing twelve months vs 610 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Montgomery County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | ASTRUM SOLAR | 54 | 0 | 21 | $5.46 |
| 2 | EOS ENERGY | 49 | 0 | 21 | $6.66 |
| 3 | HEAT SHED | 41 | 0 | 19 | $6.81 |
| 4 | SUNPOWER | 40 | 0 | 17 | $7.55 |
| 5 | MT RUHL ELECTRIC CONTRACTING | 37 | 0 | 16 | $5.98 |
| 6 | GREENSPRING ENERGY | 27 | 0 | 15 | $5.88 |
| 7 | AZTEC SOLAR POWER | 23 | 0 | 13 | $6.43 |
| 8 | SOLULAR | 22 | 0 | 13 | $6.89 |
| 9 | CONLYN SOLAR PRO | 18 | 0 | 11 | $5.86 |
| 10 | SKY SOLAR SOLUTIONS | 15 | 0 | 6 | $6.13 |
| 11 | ECOMERICA CONSULTING AND CONSTRUCTION | 14 | 0 | 7 | $6.64 |
| 12 | SOLARDELPHIA | 13 | 0 | 9 | $7.44 |
| 13 | MESA ELECTRIC | 13 | 0 | 11 | $8.76 |
| 14 | EDF RENEWABLE ENERGY | 13 | 0 | 11 | $6.22 |
| 15 | EXACT ELECTRIC | 12 | 0 | 12 | $5.53 |
| 16 | MOORE ENERGY | 11 | 0 | 7 | $6.62 |
| 17 | CMI SOLAR ELECTRIC | 10 | 0 | 5 | $5.52 |
| 18 | PEPESHERMAN ASSOCIATION | 9 | 0 | 3 | $6.09 |
| 19 | SUNPRIME ENERGY | 9 | 0 | 7 | $5.70 |
| 20 | SUN TO SUN | 9 | 0 | 6 | $5.67 |
| 21 | STANDARD SOLAR | 8 | 0 | 7 | $5.24 |
| 22 | GUERRERA AND SONS ELECTRIC | 8 | 0 | 6 | $7.45 |
| 23 | RUSSELL SOLAR | 7 | 0 | 5 | $7.99 |
| 24 | RGS ENERGY | 6 | 0 | 5 | $7.05 |
| 25 | ADVANCED SOLAR | 6 | 0 | 5 | $7.03 |
Zip markets
Zips in Montgomery County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 19464 | 356 | $6.03 | 36 D |
| 19403 | 337 | $6.00 | 36 D |
| 19446 | 322 | $6.13 | 35 D |
| 19426 | 297 | $6.22 | 34 D |
| 19038 | 282 | $5.63 | 37 D |
| 19438 | 259 | $6.48 | 33 D |
| 19002 | 248 | $6.18 | 34 D |
| 19468 | 192 | $5.62 | 37 D |
| 19001 | 184 | $6.01 | 35 D |
| 19090 | 181 | $4.37 | 42 C |
| 19454 | 173 | $5.85 | 35 D |
| 19040 | 172 | $6.95 | 33 F |
| 19401 | 157 | $6.24 | 34 D |
| 19406 | 154 | $6.50 | 33 F |
| 19473 | 136 | $6.25 | 33 D |
| 19044 | 136 | $6.61 | 33 F |
| 19525 | 135 | $5.91 | 35 D |
| 19006 | 130 | $5.80 | 35 D |
| 19046 | 130 | $6.18 | 34 D |
| 19440 | 127 | $6.49 | 33 F |
| 19027 | 126 | $5.90 | 35 D |
| 18073 | 122 | $5.85 | 35 D |
| 19422 | 118 | $6.79 | 33 F |
| 19012 | 108 | $5.34 | 38 D |
| 19462 | 107 | $6.30 | 33 F |
| 19096 | 105 | $8.04 | 33 F |
| 19126 | 103 | $7.76 | 33 F |
| 18969 | 103 | $6.55 | 33 F |
| 19428 | 97 | $6.72 | 33 F |
| 18964 | 71 | $5.80 | 35 D |
| 19034 | 69 | $6.45 | 32 F |
| 19072 | 63 | $7.39 | 32 F |
| 19444 | 59 | $6.52 | 32 F |
| 19004 | 56 | $7.15 | 32 F |
| 19075 | 53 | $6.75 | 32 F |
| 18074 | 52 | $6.00 | 34 D |
| 18054 | 51 | $6.67 | 32 F |
| 19095 | 45 | $6.56 | 32 F |
| 18041 | 42 | $6.77 | 32 F |
| 19025 | 41 | $6.34 | 33 F |
| 19066 | 36 | $6.29 | 33 F |
| 19035 | 29 | $7.18 | 32 F |
| 19031 | 27 | $6.58 | 32 F |
| 19405 | 17 | $6.29 | 33 F |
| 18076 | 10 | — | 42 C |
| 19009 | 9 | — | 42 C |
| 18915 | 9 | $4.97 | 39 C |
| 19492 | 8 | $6.91 | 32 F |
| 19453 | 7 | $7.97 | 32 F |
| 18070 | 5 | $4.62 | 40 C |
| 19436 | 3 | $5.30 | 37 D |
| 19407 | 3 | $5.25 | 37 D |
| 19490 | 3 | $6.99 | 32 F |
| 19474 | 2 | $5.90 | 34 D |
| 18958 | 2 | $6.81 | 32 F |
| 19437 | 2 | — | 42 C |
| 18936 | 2 | — | 42 C |
| 19456 | 2 | — | 42 C |
| 19450 | 1 | $5.94 | 34 D |
| 18918 | 1 | $4.75 | 40 C |
| 18957 | 1 | — | 42 C |
| 19435 | 1 | — | 42 C |
| 19424 | 1 | $6.66 | 32 F |
| 19477 | 1 | — | 42 C |
| 19478 | 1 | — | 42 C |
| 19423 | 1 | $8.85 | 32 F |
| 19409 | 1 | $6.23 | 33 F |
| 19404 | 1 | — | 42 C |