General contractors in Baltimore, MD 21239
4 general contractors, with local market data for this ZIP.
General contractors 4Remodeling 2Roofing and exteriors 2Concrete and masonry 1Excavation and demolition 1Electricians 1
Area profitability, construction55 / 100Moderate market, open field
Typical home value$212,000−0.7% in the past year
New homes permitted, 2025543Baltimore County
Homeowners55.2%11,796 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Shim & TrimGeneral contractor · 6107 Macbeth Dr, Baltimore(410) 435-9455 · amskinhealth.com
Construction Real Estate LLCConstruction company · Baltimore(443) 271-0338 · 10 drivers, 1 truck
Earl's Mobile WeldingGeneral contractor · 1375 Walker Ave, Baltimore(443) 531-4897
Ram Contractors LLCConstruction company · Baltimore(410) 961-6442 · 2 drivers, 2 trucks
Construction in ZIP 21239 at a glance
Local building angle: Baltimore County permitted 543 new homes in 2025, including 289 apartment units. 2% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.