Washington, DC 20001 solar market data
Updated July 24, 2026 By The SolarDNA Data Team
Washington 20001 has 873 solar installations, installations up 100.0% 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 20001 compares with the state
Installed cost
—
state median —/W
Market score
60 vs 48
District of Columbia scores 48
Share of state installs
3.59%
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: 152–206 installs (midpoint 179)
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
20001 by year
156 installs in the trailing twelve months vs 78 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 20001
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 20001
Share of systems with a recorded brand
Modules
BOVIET SOLAR TECHNOLOGY15.4%
QCELLS NORTH AMERICA12.1%
CSI SOLAR11.8%
REC GROUP6.2%
CANADIAN SOLAR5.3%
Inverters
ENPHASE ENERGY48.3%
SOLAREDGE42.1%
SUNPOWER3.4%
ALTENERGY POWER SYSTEM2.8%
UNKNOWN1.1%
Frequently asked
Quick answers about 20001
How many solar installations are there in 20001?
SolarDNA counts 873 active solar installations in Washington 20001, 830 of them residential, with data through July 24, 2026.
How much does solar cost in 20001?
Not enough priced systems in 20001 to report a median.
Is solar growing in 20001?
Installations in 20001 are up 100.0%: 156 in the trailing twelve months versus 78 before.
Who installs solar in 20001?
No installer has enough recorded systems in 20001 to rank yet.
Is 20001 a good market for solar sales?
20001 scores 60 out of 100 (Excellent, higher than 99% of U.S. zip markets).