Philadelphia, PA 19125 solar market data
Updated May 20, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Philadelphia 19125 has 165 solar installations at a median installed cost of $7.89/W, recent growth not yet measurable, and a Market Score of 33 — higher than 10% of U.S. zip markets.
Versus Pennsylvania
How 19125 compares with the state
Installed cost
$1.89/W above
state median $5.99/W
Market score
33 vs 50
Pennsylvania scores 50
Share of state installs
0.19%
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
Growth & pricing
19125 by year
23 installs in the trailing twelve months vs 23 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 19125
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | CSG SERVICES | 11 | 0 | 2.42 | $7.89 |
| 2 | HELIO POWER SYSTEMS | 6 | 0 | 3.13 | $5.72 |
| 3 | ASTRUM SOLAR | 2 | 0 | 3.61 | $8.25 |
| 4 | EOS ENERGY | 2 | 0 | 6.5 | $5.93 |
| 5 | EDF RENEWABLE ENERGY | 1 | 0 | 4.6 | $6.53 |
| 6 | MERCURY SOLAR | 1 | 0 | 5.52 | $6.10 |
| 7 | MESA ELECTRIC | 1 | 0 | 3.4 | $9.10 |
| 8 | PENN ENERGY SOLUTIONS | 1 | 0 | 24.1 | $5.81 |
| 9 | PHILLY SOLAR ELECTRIC | 1 | 0 | 1.84 | $7.40 |
| 10 | RGS ENERGY | 1 | 0 | 1.93 | $7.06 |
| 11 | SOLARDELPHIA | 1 | 0 | 2.94 | $8.88 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 19122 Philadelphia | 1.7 km | 89 | $12.31 | 33 |
| 19134 Philadelphia | 1.9 km | 114 | $6.77 | 33 |
| 19133 Philadelphia | 2.0 km | 41 | — | 42 |
| 19123 Philadelphia | 2.5 km | 63 | $7.29 | 32 |
| 19106 Philadelphia | 3.9 km | 23 | $5.71 | 35 |
| 19140 Philadelphia | 4.0 km | 143 | $4.93 | 40 |
Same city
Other zips in Philadelphia
Equipment
What gets installed in 19125
Share of systems with a recorded brand
Modules
SCHUCO USA35.3%
SUNTECH POWER17.6%
YINGLI ENERGY CHINA11.8%
CSI SOLAR5.9%
RISEN ENERGY5.9%
Inverters
ENPHASE ENERGY37.5%
SMA AMERICA31.3%
FRONIUS USA12.5%
SUNPOWER12.5%
PV POWERED6.3%
Frequently asked
Quick answers about 19125
How many solar installations are there in 19125?
SolarDNA counts 165 active solar installations in Philadelphia 19125, 162 of them residential, with data through May 20, 2026.
How much does solar cost in 19125?
The median residential system in 19125 cost $7.89 per watt over the trailing twelve months, $1.89/W above the Pennsylvania median.
Is solar growing in 19125?
Recent growth cannot be measured yet for 19125: too few recent installs (data runs through May 20, 2026).
Who installs solar in 19125?
CSG SERVICES, HELIO POWER SYSTEMS, ASTRUM SOLAR lead the 11 installers with systems in 19125. The full comp set is above.
Is 19125 a good market for solar sales?
19125 scores 33 out of 100 (Weak, higher than 10% of U.S. zip markets). With under 500 installations the score is provisional.