HVAC companies in Perry Hall, MD 21128
1 HVAC companies, with local market data for this ZIP.
General contractors 10Concrete and masonry 2HVAC 1Garage doors 1Other construction trades 1Flooring and tile 1Carpentry, drywall and windows 1Roofing and exteriors 1Remodeling 1
Area profitability, HVAC71 / 100Strong market, balanced field
Typical home value$438,0000.0% in the past year
New homes permitted, 20251,531Baltimore County
Homeowners84.0%5,428 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Alpha Heating & Air Conditioning, LLCHVAC contractor · 9417 Georgia Belle Dr, Perry Hall(443) 983-9197 · alphahvac1.com
HVAC in ZIP 21128 at a glance
Local building angle: Baltimore County permitted 1,531 new homes in 2025, including 379 apartment units. 50% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.