Washington, DC 20009 solar market data
Updated July 1, 2026 By The SolarDNA Data Team
Washington 20009 has 627 solar installations, installations up 165.7% over the trailing twelve months, and a Market Score of 59 — higher than 99% of U.S. zip markets.
Zip Market Score
Excellent · higher than 99% of zips
Versus District of Columbia
How 20009 compares with the state
Installed cost
—
state median —/W
Market score
59 vs 48
District of Columbia scores 48
Share of state installs
2.58%
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: 91–123 installs (midpoint 107)
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
20009 by year
93 installs in the trailing twelve months vs 35 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 20009
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 20009
Share of systems with a recorded brand
Modules
BOVIET SOLAR TECHNOLOGY18.8%
REC GROUP9.4%
SILFAB SOLAR9.4%
SUNPOWER9.4%
QCELLS NORTH AMERICA8.5%
Inverters
SOLAREDGE47.9%
ENPHASE ENERGY37.0%
SUNPOWER9.2%
SMA AMERICA3.4%
ALTENERGY POWER SYSTEM0.8%
Frequently asked
Quick answers about 20009
How many solar installations are there in 20009?
SolarDNA counts 627 active solar installations in Washington 20009, 591 of them residential, with data through July 1, 2026.
How much does solar cost in 20009?
Not enough priced systems in 20009 to report a median.
Is solar growing in 20009?
Installations in 20009 are up 165.7%: 93 in the trailing twelve months versus 35 before.
Who installs solar in 20009?
No installer has enough recorded systems in 20009 to rank yet.
Is 20009 a good market for solar sales?
20009 scores 59 out of 100 (Excellent, higher than 99% of U.S. zip markets).