Halethorpe, MD 21227 solar market data
Updated December 6, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Halethorpe 21227 has 30 solar installations at a median installed cost of $4.83/W, recent growth not yet measurable, and a Market Score of 45 — higher than 68% of U.S. zip markets.
Versus Maryland
How 21227 compares with the state
Installed cost
$1.12/W above
state median $3.71/W
Market score
45 vs 68
Maryland scores 68
Share of state installs
0.10%
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
21227 by year
17 installs in the trailing twelve months vs 13 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 21227
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 21227
How many solar installations are there in 21227?
SolarDNA counts 30 active solar installations in Halethorpe 21227, 30 of them residential, with data through December 6, 2022.
How much does solar cost in 21227?
The median residential system in 21227 cost $4.83 per watt over the trailing twelve months, $1.12/W above the Maryland median.
Is solar growing in 21227?
Recent growth cannot be measured yet for 21227: insufficient recent data (data runs through December 6, 2022).
Who installs solar in 21227?
No installer has enough recorded systems in 21227 to rank yet.
Is 21227 a good market for solar sales?
21227 scores 45 out of 100 (Good, higher than 68% of U.S. zip markets). With under 500 installations the score is provisional.