Calvert County, MD solar installation & market data
Updated December 19, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Calvert County has 83 solar installations across 12 zip codes at a median installed cost of $3.65/W, recent growth not yet measurable, and an installs-weighted Market Score of 51.
Active installations
83
Zip markets
12
Median cost
$3.65/W
12-mo growth
—
Installers active
0
County Market Score
Excellent · installs-weighted across 12 zips
Best zip in Calvert County scores higher than 98% of U.S. zip markets.
Versus Maryland
How Calvert County 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
0.26%
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
Calvert County by year
54 installs in the trailing twelve months vs 29 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Calvert County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|