Roofers in Monrovia, MD 21770
3 roofing companies, with local market data for this ZIP.
General contractors 12HVAC 4Carpentry, drywall and windows 3Roofing and exteriors 3Electricians 2Other construction trades 2Remodeling 2Painting 1Concrete and masonry 1
Area profitability, roofing68 / 100Strong market, crowded field
Typical home value$653,000+0.4% in the past year
New homes permitted, 20251,168Frederick County
Homeowners98.8%2,394 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
E.R. Roofing CompanyRoofing contractor · 4790 Mid County Ct, Monrovia(301) 524-9648 · erroofingcompany.com
Home Tech ExteriorRoofing contractor · 11793 Fingerboard Rd, Monrovia(301) 637-9019
Jired RoofingRoofing contractor · Monrovia(301) 300-1332 · 2 drivers
Roofing in ZIP 21770 at a glance
Local roofing angle: 135 homes in this ZIP, 6% of the total, were built from 2000 to 2009, so they are now 17 to 26 years old. Only 35% were built before 1980.
Local figures are estimates from public records and Zillow housing data, updated regularly.