4,000 Sq Ft Heating & Cooling Cost in Wisconsin (2026)

Recommended HVAC Capacity: Dual-Unit 6.0 Tons (72,000 BTU)  |  Utility Rate: 18¢/kWh (We Energies / Alliant)

2026 Monthly & Annual Utility Breakdown (4,000 Sq Ft in Wisconsin)

Recommended Equipment Size:Dual-Unit 6.0 Tons (72,000 BTU)
Wisconsin Residential Electricity / Gas Rate:18¢/kWh  |  $1.22/therm
Cold-Climate Heat Pump (15-Yr Lifespan):$2,190/yr ($183/mo)
Winter Heating vs. Summer Cooling Split (Heat Pump):$2,101/yr Heat  |  $88/yr AC
Natural Gas Furnace + Central AC (18-Yr Lifespan):$1,743/yr ($145/mo)
Electric Baseboard + Window AC (25-Yr Lifespan):$6,673/yr ($556/mo)
15-Year Heat Pump Lifespan Net Savings vs. Baseboard:+$63,645
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🛠️ Save 45% on Install

DIY Pre-Charged Ductless Mini-Split Kits

Avoid $3,500+ in ductwork labor. Calculate exact multi-zone mini-split BTU capacity for your 4,000 sq ft Wisconsin home.

Size DIY Mini-Split Kit →
☀️ Offset 18¢/kWh

Wisconsin Solar + Heat Pump Net-Zero Calculator

See how an 80%–100% rooftop solar net-metering array eliminates annual electric heating and cooling bills in Wisconsin.

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Compare Other Home Sizes in Wisconsin