Downingtown, PA 19335 solar market data
Updated September 29, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Downingtown 19335 has 398 solar installations at a median installed cost of $6.39/W, installations up 55.6% over the trailing twelve months, and a Market Score of 47 — higher than 75% of U.S. zip markets.
Versus Pennsylvania
How 19335 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
19335 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 19335
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | ASTRUM SOLAR | 9 | 0 | 10.61 | $5.20 |
| 2 | CONLYN SOLAR PRO | 6 | 0 | 8.49 | $6.83 |
| 3 | SOLULAR | 4 | 0 | 7.74 | $7.93 |
| 4 | SUNTRICITY POWER | 4 | 0 | 13.94 | $5.95 |
| 5 | EDF RENEWABLE ENERGY | 3 | 0 | 3.89 | $6.70 |
| 6 | HEAT SHED | 3 | 0 | 8.48 | $7.00 |
| 7 | MESA ELECTRIC | 2 | 0 | 4.42 | $10.12 |
| 8 | ADVANCED SOLAR | 1 | 0 | 7.36 | $6.95 |
| 9 | ARSENAL SOLAR | 1 | 0 | 7 | $3.58 |
| 10 | CARR DUFF | 1 | 0 | 34.04 | $7.09 |
| 11 | CMI SOLAR ELECTRIC | 1 | 0 | 9.9 | $7.33 |
| 12 | DYNAMIC SOLAR | 1 | 0 | 39.48 | $4.78 |
Equipment
What gets installed in 19335
Share of systems with a recorded brand
Modules
SUNTECH POWER22.2%
SUNPOWER15.6%
CSI SOLAR11.1%
SANYO ELECTRIC OF PANASONIC GROUP6.7%
SHARP6.7%
Inverters
ENPHASE ENERGY45.3%
SMA AMERICA18.9%
FRONIUS USA15.1%
PV POWERED7.5%
SUNPOWER7.5%
Frequently asked
Quick answers about 19335
How many solar installations are there in 19335?
SolarDNA counts 398 active solar installations in Downingtown 19335, 377 of them residential, with data through September 29, 2026.
How much does solar cost in 19335?
The median residential system in 19335 cost $6.39 per watt over the trailing twelve months, $0.40/W above the Pennsylvania median.
Is solar growing in 19335?
Installations in 19335 are up 55.6%: 56 in the trailing twelve months versus 36 before.
Who installs solar in 19335?
ASTRUM SOLAR, CONLYN SOLAR PRO, SOLULAR lead the 30 installers with systems in 19335. The full comp set is above.
Is 19335 a good market for solar sales?
19335 scores 47 out of 100 (Great, higher than 75% of U.S. zip markets). With under 500 installations the score is provisional.