1,800 Sq Ft Heating & Cooling Cost in California (2026)

Recommended HVAC Capacity: 3.0 Tons (36,000 BTU)  |  Utility Rate: 34.7¢/kWh (PG&E / SCE / SDG&E (CPUC))

2026 Monthly & Annual Utility Breakdown (1,800 Sq Ft in California)

Recommended Equipment Size:3.0 Tons (36,000 BTU)
California Residential Electricity / Gas Rate:34.7¢/kWh  |  $2.15/therm
Cold-Climate Heat Pump (15-Yr Lifespan):$712/yr ($59/mo)
Winter Heating vs. Summer Cooling Split (Heat Pump):$521/yr Heat  |  $191/yr AC
Natural Gas Furnace + Central AC (18-Yr Lifespan):$600/yr ($50/mo)
Electric Baseboard + Window AC (25-Yr Lifespan):$1,959/yr ($163/mo)
15-Year Heat Pump Lifespan Net Savings vs. Baseboard:+$15,105
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DIY Pre-Charged Ductless Mini-Split Kits

Avoid $3,500+ in ductwork labor. Calculate exact multi-zone mini-split BTU capacity for your 1,800 sq ft California home.

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☀️ Offset 34.7¢/kWh

California Solar + Heat Pump Net-Zero Calculator

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

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Compare Other Home Sizes in California