HVAC companies in Sullivan, WI 53178
1 HVAC companies, with local market data for this ZIP.
Area profitability, HVAC48 / 100Moderate market, crowded field
Typical home value$435,000+6.0% in the past year
New homes permitted, 2025420Jefferson County
Homeowners72.8%1,095 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Kelchner's Arctic AirHVAC contractor · W1536 County Road B, Sullivan(262) 719-8875 · arcticairwi.com
HVAC in ZIP 53178 at a glance
Local building angle: Jefferson County permitted 420 new homes in 2025, including 228 apartment units. 15% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.