Derwood, MD 20855 solar market data
Updated November 11, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Derwood 20855 has 29 solar installations at a median installed cost of $2.76/W, recent growth not yet measurable, and a Market Score of 55 — higher than 98% of U.S. zip markets.
Zip Market Score
Excellent · higher than 98% of zips
Versus Maryland
How 20855 compares with the state
Installed cost
$0.96/W below
state median $3.71/W
Market score
55 vs 68
Maryland scores 68
Share of state installs
0.09%
of 31.5K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
▲ 35.7%
residential solar added in Maryland, 12 months through Jul 2026
Statewide market
127.7K systems
7.8% of homes · utility-reported through Jul 2026
Growth & pricing
20855 by year
21 installs in the trailing twelve months vs 8 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 20855
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| No installer has recorded systems here yet. | |||||
Frequently asked
Quick answers about 20855
How many solar installations are there in 20855?
SolarDNA counts 29 active solar installations in Derwood 20855, 29 of them residential, with data through November 11, 2022.
How much does solar cost in 20855?
The median residential system in 20855 cost $2.76 per watt over the trailing twelve months, $0.96/W below the Maryland median.
Is solar growing in 20855?
Recent growth cannot be measured yet for 20855: insufficient recent data (data runs through November 11, 2022).
Who installs solar in 20855?
No installer has enough recorded systems in 20855 to rank yet.
Is 20855 a good market for solar sales?
20855 scores 55 out of 100 (Excellent, higher than 98% of U.S. zip markets). With under 500 installations the score is provisional.