General contractors in Monrovia, MD 21770
12 general contractors, 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, construction70 / 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.
Charles Cooley StoneworkGeneral contractor · 3841 Saint Clair Ct, Monrovia(301) 482-2555 · charlescooleystonework.com
CTI UndergroundGeneral contractor · 12014 Weller Rd, Monrovia(301) 865-1111 · ctiunderground.com
Rent-a-Pro HandymanGeneral contractor · 4999 Linganore Woods Dr, Monrovia(240) 454-4126 · renta-pro-handyman.com
Willow Tree ConstructionConstruction company · 11302 Scenic View Ct, Monrovia(240) 674-4065 · willowtreecon.com
Danpri ConstructionConstruction company · Monrovia(240) 876-1555 · 2 drivers, 5 trucks
Emersons Construction IncConstruction company · Monrovia(240) 330-9065 · 1 driver, 1 truck
Gravitt Construction IncConstruction company · Monrovia(301) 831-6920 · 1 driver, 1 truck
John R Salmons SR General ContractorConstruction company · Monrovia(301) 831-6194 · 1 driver, 1 truck
Morningstar Contractors IncConstruction company · Monrovia(301) 865-6248 · 1 driver, 1 truck
Mto Construction LLCConstruction company · Monrovia(301) 820-1464 · 1 driver, 1 truck
Royal Construction LLCConstruction company · Monrovia(410) 671-1078 · 1 driver, 1 truck
WGM Construction CompanyConstruction company · Monrovia(240) 388-8943 · 4 drivers, 4 trucks
Construction in ZIP 21770 at a glance
Local building angle: Frederick County permitted 1,168 new homes in 2025, including 354 apartment units. 37% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.