HVAC companies in Duluth, MN 55808
1 HVAC companies, with local market data for this ZIP.
Area profitability, HVAC34 / 100Soft market, balanced field
Typical home value$217,000+5.3% in the past year
New homes permitted, 2025412St. Louis County
Homeowners71.5%2,620 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Kalkbrenner Plumbing & Heating IncHVAC contractor · 12802 W 9th St, Duluth(218) 626-3316 · callkalkbrenner.com
HVAC in ZIP 55808 at a glance
Local building angle: St. Louis County permitted 412 new homes in 2025, including 164 apartment units. 8% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.