Downingtown, PA solar installation & market data
Updated September 29, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Downingtown has 398 solar installations across 1 zip code at a median installed cost of $6.39/W, installations up 55.6% over the trailing twelve months, and an installs-weighted Market Score of 47.
Active installations
398
Zip markets
1
Median cost
$6.39/W
12-mo growth
▲ 55.6%
Installers active
12
City Market Score
Great · installs-weighted across 1 zips
Best zip in Downingtown scores higher than 75% of U.S. zip markets.
Versus Pennsylvania
How Downingtown compares with the state
Installed cost
$0.40/W above
state median $5.99/W
Market score
47 vs 50
Pennsylvania scores 50
Share of state installs
0.45%
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: 54–74 installs (midpoint 64)
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
Downingtown by year
56 installs in the trailing twelve months vs 36 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Downingtown
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | ASTRUM SOLAR | 9 | 0 | 1 | $5.20 |
| 2 | CONLYN SOLAR PRO | 6 | 0 | 1 | $6.83 |
| 3 | SOLULAR | 4 | 0 | 1 | $7.93 |
| 4 | SUNTRICITY POWER | 4 | 0 | 1 | $5.95 |
| 5 | EDF RENEWABLE ENERGY | 3 | 0 | 1 | $6.70 |
| 6 | HEAT SHED | 3 | 0 | 1 | $7.00 |
| 7 | MESA ELECTRIC | 2 | 0 | 1 | $10.12 |
| 8 | ADVANCED SOLAR | 1 | 0 | 1 | $6.95 |
| 9 | ARSENAL SOLAR | 1 | 0 | 1 | $3.58 |
| 10 | CARR DUFF | 1 | 0 | 1 | $7.09 |
| 11 | CMI SOLAR ELECTRIC | 1 | 0 | 1 | $7.33 |
| 12 | DYNAMIC SOLAR | 1 | 0 | 1 | $4.78 |
Zip markets
Zips in Downingtown
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 19335 | 398 | $6.39 | 47 B |