What does solar cost in Maryland?

Solar Panel Costs in Maryland vary by location. 1,285 solar installers operate across 477 ZIP codes. Use our calculator for a precise estimate.

How many solar installers are in Maryland?

Maryland has approximately 1,285 solar installers across 477 ZIP codes, based on Census Bureau business pattern data.

What is the best area for solar in Maryland?

Based on our opportunity scoring (walkability, income, and competition), the top-rated area in Maryland is ZIP 21710 with a score of 100/100. See our full rankings for the top 20 locations.

Is Maryland a good market for solar?

Maryland rates as a good market for solar with an average opportunity score of 60/100. The score factors in walkability, median income, population density, and existing competition across 477 scored ZIP codes.

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Solar Panel Costs in Maryland

Aggregated from 477 ZIP codes · Data updated March 2026

Best Markets in MD ›

Avg Opportunity Score

Good

6.2 Million

Total Population

$100 Thousand

Avg Median Income

1,285

Registered Solar Installers

Maryland has 1,285 registered solar installers across 477 ZIP codes, serving a population of 6.2 Million. Median household income averages $100,190 — 25,190 above the national median.

Good numbers overall. A 60/100 state average means most Maryland markets are workable. Some are genuinely underserved. At 2.7 solar businesses per ZIP on average, the right neighborhood can give you real breathing room.

Top ZIP Codes in Maryland

See all 20 ›

ZIP 21710 Pop. 4.9 Thousand

$160 Thousand

med. income

100

score

ZIP 21252 Pop. 4.7 Thousand

100

score

ZIP 20716 Pop. 23 Thousand

$120 Thousand

med. income

100

score

ZIP 20721 Pop. 30 Thousand

$170 Thousand

med. income

100

score

ZIP 20637 Pop. 6.3 Thousand

$150 Thousand

med. income

100

score

ZIP 20732 Pop. 11 Thousand

$140 Thousand

med. income

100

score

ZIP 20742 Pop. 4.3 Thousand

100

score

ZIP 21770 Pop. 7.8 Thousand

$180 Thousand

med. income

100

score

ZIP 21773 Pop. 5.6 Thousand

$150 Thousand

med. income

100

score

#10

ZIP 21774 Pop. 17 Thousand

$170 Thousand

med. income

100

score

Best Markets

See the top 20 ZIP codes in Maryland ranked by opportunity score with full breakdowns.

Best Solar Installers Markets in Maryland

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Data sources: Census Bureau American Community Survey 2023, USDA National Walkability Index 2021, County Business Patterns 2022, FDIC Summary of Deposits 2023.