3,500 Sq Ft Heating & Cooling Cost in Maryland (2026)

Recommended HVAC Capacity: 5.0 Tons (60,000 BTU)  |  Utility Rate: 21¢/kWh (BGE / Pepco Maryland)

2026 Monthly & Annual Utility Breakdown (3,500 Sq Ft in Maryland)

Recommended Equipment Size:5.0 Tons (60,000 BTU)
Maryland Residential Electricity / Gas Rate:21¢/kWh  |  $1.62/therm
Cold-Climate Heat Pump (15-Yr Lifespan):$1,529/yr ($127/mo)
Winter Heating vs. Summer Cooling Split (Heat Pump):$1,343/yr Heat  |  $186/yr AC
Natural Gas Furnace + Central AC (18-Yr Lifespan):$1,414/yr ($118/mo)
Electric Baseboard + Window AC (25-Yr Lifespan):$4,497/yr ($375/mo)
15-Year Heat Pump Lifespan Net Savings vs. Baseboard:+$40,920
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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 3,500 sq ft Maryland home.

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☀️ Offset 21¢/kWh

Maryland Solar + Heat Pump Net-Zero Calculator

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

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Compare Other Home Sizes in Maryland