HVAC companies in Amherst, NH 03031
3 HVAC companies, with local market data for this ZIP.
General contractors 15Electricians 4HVAC 3Fences and decks 2Roofing and exteriors 2Painting 1Concrete and masonry 1Other construction trades 1
Area profitability, HVAC66 / 100Strong market, crowded field
Typical home value$656,000+2.4% in the past year
New homes permitted, 2025632Hillsborough County
Homeowners91.9%4,540 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
DmiHVAC contractor · 5 Northern Blvd Ste 5, Amherst(603) 882-4300 · dmihvac.com
North East HVACHVAC contractor · 6 Northend Lane, Amherst(603) 769-7588 · northeasthvac.co
Total Air SupplyHVAC contractor · 171 Hollis Rd, Amherst(603) 889-0100 · totalairsupply.com · 7 drivers, 13 trucks
HVAC in ZIP 03031 at a glance
Local building angle: Hillsborough County permitted 632 new homes in 2025, including 188 apartment units. 13% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.