Karsten Heating & Cooling
HVAC contractor in Delavan, WI 53115
About this company
Karsten Heating & Cooling is listed as an HVAC contractor at 196 Walnut St in Delavan, Wisconsin, in Walworth County. It is one of 2 HVAC companies in ZIP 53115.
Other HVAC companies nearby
Air Systems Inc.4520 County Road F, Delavan
3.8 mi(262) 728-1655
Komfort Heating & Cooling Inc5384 State Road 11, Elkhorn
5.2 mi(262) 723-2662
A W Heating & Cooling508 Westlawn Ave, Elkhorn
6.1 mi(262) 582-2024
Lake Geneva Heating and Cooling436 E Centralia St, Elkhorn
6.5 mi(262) 749-6308
2 Seasons Heating and Cooling104 N. Main Street., Walworth
7.5 mi(262) 275-5800
Housing market around ZIP 53115
Figures describe the local area, not this company.
Typical home value$338,000+5.4% past year · +95% in 10 years
Typical rent$1,175
12-month value outlook+4.2%
New homes permitted, 2025691Walworth County
Days to sale agreement27Whitewater metro
Listings with a price cut21.2%Whitewater metro
Sale price vs list98.2%Whitewater metro
New construction sales10Whitewater metro, Aug · +43% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Walworth County permitted 691 new homes in 2025, including 250 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.