Capitol SolarSolar installer in Washington, D.C., DC
Capitol Solar is a solar installer at 1250 23rd St NW 4th Floor, Ste 420, Washington, DC 20037, ranked #32 of 191 solar installers in Washington, D.C. and rated 4.8 from 6 Google reviews.
Washington, D.C., DCUpdated 0 paid placements in any rankingHow we rank
Key facts
| Address | 1250 23rd St NW 4th Floor, Ste 420, Washington, DC 20037, Washington, D.C., DCGet directions |
|---|---|
| Phone | (240) 272-8894 |
| Website | capitolsolar.energy |
| Google rating | 4.8 from 6 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- Solarmain tradeGoogle main category
Service area
Serves Washington, D.C. and 3 towns within 40 miles: Adams Morgan, Shaw and Chevy Chase.
Based in Washington, D.C., DCView on map
Typical solar installation prices
| Job | Low | Typical | High |
|---|---|---|---|
| Solar panel installationPer system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.00 South Atlantic factor (2025 Cost vs. Value Report) | $27,400 | $30,990 | $33,710 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Compare nearby solar installers
| Business | Rank | CR Score | Google rating | License verified | Saturday | Sunday | Distance away |
|---|---|---|---|---|---|---|---|
| Capitol Solar (this business) | — | 81 | 4.8 (6) | — | — | — | |
| Lumina Solar | #30 | 81 | 4.9 (763) | — | Yes | No | 31.3 mi |
| Solar Energy World | #31 | 81 | 4.6 (839) | — | Yes | No | 15.2 mi |
| Solar Solution DC | #33 | 81 | 4.8 (510) | — | No | No | 3.0 mi |
Questions about Capitol Solar
How is Capitol Solar ranked in Washington, D.C.?
Capitol Solar is ranked #32 of 191 solar installers in Washington, D.C. by CR Score, with 81 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity and profile completeness. No business can pay to change its rank.
What areas does Capitol Solar serve?
Serves Washington, D.C. and 3 towns within 40 miles: Adams Morgan, Shaw and Chevy Chase. The list is based on the business's location and the usual service radius for solar installation. Confirm your address is covered when you call.
What do Google reviews say about Capitol Solar?
Capitol Solar has a rating of 4.8 from 6 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.
How do I contact Capitol Solar?
Call Capitol Solar on (240) 272-8894. The business is at 1250 23rd St NW 4th Floor, Ste 420, Washington, DC 20037, Washington, D.C., DC. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
Own Capitol Solar? Claim this profile.
Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.