Danville, PA 17821 solar market data
Updated September 24, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Danville 17821 has 263 solar installations at a median installed cost of $5.55/W, recent growth not yet measurable, and a Market Score of 37 — higher than 19% of U.S. zip markets.
Versus Pennsylvania
How 17821 compares with the state
Installed cost
$0.44/W below
state median $5.99/W
Market score
37 vs 50
Pennsylvania scores 50
Share of state installs
0.30%
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
17821 by year
44 installs in the trailing twelve months vs 33 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 17821
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | YOUR ENERGY SOLUTIONS | 8 | 0 | 8.16 | $5.56 |
| 2 | ENDLESS MTN SOLAR SERVICES | 5 | 0 | 6.63 | $6.83 |
| 3 | ASTRUM SOLAR | 4 | 0 | 11.2 | $5.00 |
| 4 | SONS POWER | 4 | 0 | 10.41 | $6.50 |
| 5 | FUTURE ENERGY | 3 | 0 | 13.26 | $3.40 |
| 6 | LENAPE SOLAR A DIVISION OF HOMETOWN ENERGY SYSTEMS | 2 | 0 | 6.24 | $4.68 |
| 7 | SOLAIR ENERGY | 2 | 0 | 10.08 | $5.55 |
| 8 | SOLAR UNIVERSE | 2 | 0 | 6.35 | $5.20 |
| 9 | AMERICAN SOLAR AND ENVIRONMENTAL TECHNOLOGY | 1 | 0 | 10.08 | $4.75 |
| 10 | BERKS SOLAR | 1 | 0 | 7.05 | $6.36 |
| 11 | DLH CONTRACTING | 1 | 0 | 2.07 | $4.65 |
| 12 | ECO ELECTRIC | 1 | 0 | 6.9 | $7.25 |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 17824 Elysburg | 14.0 km | 75 | $5.63 | 36 |
| 17860 Paxinos | 15.1 km | 44 | $4.91 | 39 |
| 17815 Bloomsburg | 15.9 km | 274 | $6.20 | 34 |
| 17857 Northumberland | 16.4 km | 115 | $4.83 | 40 |
| 17820 Catawissa | 16.7 km | 69 | $5.72 | 36 |
| 17772 Turbotville | 17.8 km | 30 | $5.16 | 38 |
Same city
Other zips in Danville
Equipment
What gets installed in 17821
Share of systems with a recorded brand
Modules
SUNTECH POWER24.2%
CSI SOLAR12.1%
GE ENERGY12.1%
SCHOTT SOLAR12.1%
SHARP12.1%
Inverters
ENPHASE ENERGY44.7%
FRONIUS USA23.7%
SMA AMERICA15.8%
PV POWERED10.5%
SIEMENS INDUSTRY5.3%
Frequently asked
Quick answers about 17821
How many solar installations are there in 17821?
SolarDNA counts 263 active solar installations in Danville 17821, 228 of them residential, with data through September 24, 2026.
How much does solar cost in 17821?
The median residential system in 17821 cost $5.55 per watt over the trailing twelve months, $0.44/W below the Pennsylvania median.
Is solar growing in 17821?
Recent growth cannot be measured yet for 17821: too few recent installs (data runs through September 24, 2026).
Who installs solar in 17821?
YOUR ENERGY SOLUTIONS, ENDLESS MTN SOLAR SERVICES, ASTRUM SOLAR lead the 16 installers with systems in 17821. The full comp set is above.
Is 17821 a good market for solar sales?
17821 scores 37 out of 100 (Fair, higher than 19% of U.S. zip markets). With under 500 installations the score is provisional.