Severn, MD 21144 solar market data
Updated December 29, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Severn 21144 has 82 solar installations at a median installed cost of $3.90/W, recent growth not yet measurable, and a Market Score of 50 — higher than 88% of U.S. zip markets.
Versus Maryland
How 21144 compares with the state
Installed cost
$0.19/W above
state median $3.71/W
Market score
50 vs 68
Maryland scores 68
Share of state installs
0.26%
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
21144 by year
48 installs in the trailing twelve months vs 34 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 21144
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 21144
How many solar installations are there in 21144?
SolarDNA counts 82 active solar installations in Severn 21144, 82 of them residential, with data through December 29, 2022.
How much does solar cost in 21144?
The median residential system in 21144 cost $3.90 per watt over the trailing twelve months, $0.19/W above the Maryland median.
Is solar growing in 21144?
Recent growth cannot be measured yet for 21144: insufficient recent data (data runs through December 29, 2022).
Who installs solar in 21144?
No installer has enough recorded systems in 21144 to rank yet.
Is 21144 a good market for solar sales?
21144 scores 50 out of 100 (Great, higher than 88% of U.S. zip markets). With under 500 installations the score is provisional.