Washington, DC 20019 solar market data
Updated July 24, 2026 By The SolarDNA Data Team
Washington 20019 has 3,143 solar installations, installations up 4.2% over the trailing twelve months, and a Market Score of 54 — higher than 97% of U.S. zip markets.
Zip Market Score
Excellent · higher than 97% of zips
Versus District of Columbia
How 20019 compares with the state
Installed cost
—
state median —/W
Market score
54 vs 48
District of Columbia scores 48
Share of state installs
12.94%
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: 407–497 installs (midpoint 452)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±10% band. Not a forecast of permits or policy.
Growth & pricing
20019 by year
443 installs in the trailing twelve months vs 425 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 20019
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 20019
Share of systems with a recorded brand
Modules
QCELLS NORTH AMERICA14.4%
CANADIAN SOLAR11.1%
CSI SOLAR9.8%
SEG SOLAR8.1%
ZNSHINE PV-TECH8.0%
Inverters
SOLAREDGE69.5%
ENPHASE ENERGY22.0%
ALTENERGY POWER SYSTEM3.5%
UNKNOWN2.2%
FRONIUS USA1.4%
Frequently asked
Quick answers about 20019
How many solar installations are there in 20019?
SolarDNA counts 3,143 active solar installations in Washington 20019, 3,023 of them residential, with data through July 24, 2026.
How much does solar cost in 20019?
Not enough priced systems in 20019 to report a median.
Is solar growing in 20019?
Installations in 20019 are up 4.2%: 443 in the trailing twelve months versus 425 before.
Who installs solar in 20019?
No installer has enough recorded systems in 20019 to rank yet.
Is 20019 a good market for solar sales?
20019 scores 54 out of 100 (Excellent, higher than 97% of U.S. zip markets).