Essex, MD 21221 solar market data
Updated December 22, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Essex 21221 has 25 solar installations at a median installed cost of $4.00/W, recent growth not yet measurable, and a Market Score of 49 — higher than 85% of U.S. zip markets.
Versus Maryland
How 21221 compares with the state
Installed cost
$0.29/W above
state median $3.71/W
Market score
49 vs 68
Maryland scores 68
Share of state installs
0.08%
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
21221 by year
14 installs in the trailing twelve months vs 11 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 21221
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 21221
How many solar installations are there in 21221?
SolarDNA counts 25 active solar installations in Essex 21221, 24 of them residential, with data through December 22, 2022.
How much does solar cost in 21221?
The median residential system in 21221 cost $4.00 per watt over the trailing twelve months, $0.29/W above the Maryland median.
Is solar growing in 21221?
Recent growth cannot be measured yet for 21221: insufficient recent data (data runs through December 22, 2022).
Who installs solar in 21221?
No installer has enough recorded systems in 21221 to rank yet.
Is 21221 a good market for solar sales?
21221 scores 49 out of 100 (Great, higher than 85% of U.S. zip markets). With under 500 installations the score is provisional.