Arnold, MD 21012 solar market data
Updated December 19, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Arnold 21012 has 29 solar installations at a median installed cost of $3.44/W, recent growth not yet measurable, and a Market Score of 52 — higher than 94% of U.S. zip markets.
Zip Market Score
Excellent · higher than 94% of zips
Versus Maryland
How 21012 compares with the state
Installed cost
$0.27/W below
state median $3.71/W
Market score
52 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
21012 by year
15 installs in the trailing twelve months vs 12 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 21012
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| No installer has recorded systems here yet. | |||||
Equipment
What gets installed in 21012
Share of systems with a recorded brand
Modules
Inverters
UNKNOWN100.0%
Frequently asked
Quick answers about 21012
How many solar installations are there in 21012?
SolarDNA counts 29 active solar installations in Arnold 21012, 29 of them residential, with data through December 19, 2022.
How much does solar cost in 21012?
The median residential system in 21012 cost $3.44 per watt over the trailing twelve months, $0.27/W below the Maryland median.
Is solar growing in 21012?
Recent growth cannot be measured yet for 21012: insufficient recent data (data runs through December 19, 2022).
Who installs solar in 21012?
No installer has enough recorded systems in 21012 to rank yet.
Is 21012 a good market for solar sales?
21012 scores 52 out of 100 (Excellent, higher than 94% of U.S. zip markets). With under 500 installations the score is provisional.