Glenwood, MD 21738 solar market data
Updated December 13, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Glenwood 21738 has 11 solar installations at a median installed cost of $3.35/W, recent growth not yet measurable, and a Market Score of 52 — higher than 95% of U.S. zip markets.
Zip Market Score
Excellent · higher than 95% of zips
Versus Maryland
How 21738 compares with the state
Installed cost
$0.36/W below
state median $3.71/W
Market score
52 vs 68
Maryland scores 68
Share of state installs
0.03%
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
21738 by year
6 installs in the trailing twelve months vs 5 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 21738
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 21738
How many solar installations are there in 21738?
SolarDNA counts 11 active solar installations in Glenwood 21738, 11 of them residential, with data through December 13, 2022.
How much does solar cost in 21738?
The median residential system in 21738 cost $3.35 per watt over the trailing twelve months, $0.36/W below the Maryland median.
Is solar growing in 21738?
Recent growth cannot be measured yet for 21738: insufficient recent data (data runs through December 13, 2022).
Who installs solar in 21738?
No installer has enough recorded systems in 21738 to rank yet.
Is 21738 a good market for solar sales?
21738 scores 52 out of 100 (Excellent, higher than 95% of U.S. zip markets). With under 500 installations the score is provisional.