Solar · District of Columbia

Solar installers and cost in District of Columbia

Public records don't include enough District of Columbia systems bought outright to give a state price.

U.S. median installed price$4.10/WMiddle half paid $3.22/W–$4.95/W. 304,657 systems bought outright, before incentives.

Solar installers in District of Columbia

District of Columbia’s public records name the installer for only 0% of systems, so this list is incomplete.

District of Columbia’s public installation records don’t say who installed each system, so we can’t list installers here yet.

What a system costs nationally

Size	Typical cost	Middle half
5 kW	$20,500	$16.1k–$24.8k
7 kW	$28,700	$22.5k–$34.7k
10 kW	$41,000	$32.2k–$49.5k
12 kW	$49,200	$38.6k–$59.4k

At the median installed price of $4.10/W (304,657 systems bought outright), before incentives. The middle half of buyers paid within the range shown. Systems with a battery cost more and aren’t included.

How much does solar cost in District of Columbia?

Public records don't include enough District of Columbia systems bought outright for a state figure. Nationally, homes paid a median $4.10/W installed in 2023–2025.

Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.