Baltimore (city) County, MD solar installation & market data
Updated December 29, 2022Older data · growth withheldProvisional score · under 500 installs By The SolarDNA Data Team
Baltimore (city) County has 192 solar installations across 20 zip codes at a median installed cost of $4.11/W, recent growth not yet measurable, and an installs-weighted Market Score of 48.
Active installations
192
Zip markets
20
Median cost
$4.11/W
12-mo growth
—
Installers active
0
County Market Score
Great · installs-weighted across 20 zips
Best zip in Baltimore (city) County scores higher than 96% of U.S. zip markets.
Versus Maryland
How Baltimore (city) County compares with the state
Installed cost
$0.40/W above
state median $3.71/W
Market score
48 vs 68
Maryland scores 68
Share of state installs
0.61%
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
Baltimore (city) County by year
136 installs in the trailing twelve months vs 56 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Baltimore (city) County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|
Zip markets
Zips in Baltimore (city) County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 21206 | 23 | $4.96 | 44 C |
| 21211 | 17 | $3.44 | 52 A |
| 21212 | 16 | $3.48 | 51 A |
| 21214 | 15 | $4.13 | 48 B |
| 21209 | 15 | $3.78 | 50 B |
| 21229 | 14 | $4.96 | 44 C |
| 21239 | 13 | $3.47 | 51 A |
| 21215 | 13 | $4.07 | 49 B |
| 21224 | 13 | $4.41 | 47 B |
| 21218 | 10 | $4.62 | 46 B |
| 21230 | 9 | $3.65 | 51 A |
| 21217 | 7 | $3.87 | 50 B |
| 21216 | 5 | $4.18 | 48 B |
| 21213 | 5 | $5.04 | 44 C |
| 21231 | 4 | $3.15 | 53 A |
| 21210 | 4 | $3.84 | 50 B |
| 21223 | 3 | $4.35 | 47 B |
| 21202 | 2 | $3.28 | 52 A |
| 21201 | 2 | $3.44 | 52 A |
| 21205 | 2 | $5.29 | 43 C |