HVAC companies in Waltham, MA 02452
2 HVAC companies, with local market data for this ZIP.
General contractors 11Concrete and masonry 4Excavation and demolition 2HVAC 2Remodeling 2Painting 2Garage doors 1Roofing and exteriors 1Electricians 1Flooring and tile 1
Area profitability, HVAC71 / 100Strong market, balanced field
Typical home value$849,000+1.3% in the past year
New homes permitted, 20252,341Middlesex County
Homeowners51.1%5,464 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Hickey's Plumbing & HeatingHVAC contractor · 20 Demerest St, Waltham(781) 726-0804 · hickeysplumbingheating.com
TG GallagherHVAC contractor · 309 Waverley Oaks Rd, Waltham(617) 661-7000 · tggallagher.com · 6 drivers, 6 trucks
HVAC in ZIP 02452 at a glance
Local building angle: Middlesex County permitted 2,341 new homes in 2025, including 1,372 apartment units. 16% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.