Perry Hall, MD 21128 solar market data
Updated November 29, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Perry Hall 21128 has 21 solar installations at a median installed cost of $3.65/W, recent growth not yet measurable, and a Market Score of 51 — higher than 91% of U.S. zip markets.
Zip Market Score
Excellent · higher than 91% of zips
Versus Maryland
How 21128 compares with the state
Installed cost
$0.06/W below
state median $3.71/W
Market score
51 vs 68
Maryland scores 68
Share of state installs
0.07%
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
21128 by year
12 installs in the trailing twelve months vs 9 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 21128
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 21128
How many solar installations are there in 21128?
SolarDNA counts 21 active solar installations in Perry Hall 21128, 21 of them residential, with data through November 29, 2022.
How much does solar cost in 21128?
The median residential system in 21128 cost $3.65 per watt over the trailing twelve months, $0.06/W below the Maryland median.
Is solar growing in 21128?
Recent growth cannot be measured yet for 21128: insufficient recent data (data runs through November 29, 2022).
Who installs solar in 21128?
No installer has enough recorded systems in 21128 to rank yet.
Is 21128 a good market for solar sales?
21128 scores 51 out of 100 (Excellent, higher than 91% of U.S. zip markets). With under 500 installations the score is provisional.