Washington, DC 20002 solar market data
Updated July 21, 2026 By The SolarDNA Data Team
Washington 20002 has 2,596 solar installations, installations up 30.3% over the trailing twelve months, and a Market Score of 60 — higher than 99% of U.S. zip markets.
Zip Market Score
Excellent · higher than 99% of zips
Versus District of Columbia
How 20002 compares with the state
Installed cost
—
state median —/W
Market score
60 vs 48
District of Columbia scores 48
Share of state installs
10.68%
of 24.3K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
▲ 10.2%
residential solar added in District of Columbia, 12 months through Jul 2026
Statewide market
32.2K systems
23.9% of homes · utility-reported through Jul 2026
Next-12-month outlook: 366–494 installs (midpoint 430)
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
20002 by year
374 installs in the trailing twelve months vs 287 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 20002
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| No installer has recorded systems here yet. | |||||
Equipment
What gets installed in 20002
Share of systems with a recorded brand
Modules
BOVIET SOLAR TECHNOLOGY17.2%
CSI SOLAR10.3%
QCELLS NORTH AMERICA9.5%
REC GROUP6.3%
SUNPOWER6.3%
Inverters
SOLAREDGE47.5%
ENPHASE ENERGY43.0%
SUNPOWER6.2%
UNKNOWN1.5%
CHINT POWER SYSTEMS AMERICA1.0%
Frequently asked
Quick answers about 20002
How many solar installations are there in 20002?
SolarDNA counts 2,596 active solar installations in Washington 20002, 2,520 of them residential, with data through July 21, 2026.
How much does solar cost in 20002?
Not enough priced systems in 20002 to report a median.
Is solar growing in 20002?
Installations in 20002 are up 30.3%: 374 in the trailing twelve months versus 287 before.
Who installs solar in 20002?
No installer has enough recorded systems in 20002 to rank yet.
Is 20002 a good market for solar sales?
20002 scores 60 out of 100 (Excellent, higher than 99% of U.S. zip markets).