Utility Cost Calculator

Estimate utility costs from usage and rates for electricity, gas, water — see monthly and yearly totals.

Utility Cost Calculator

Estimate utility costs from usage and rates for electricity, gas, water — see monthly and yearly totals.

Electricity (kWh/month)

Electric rate per kWh($)

Gas (therms/month)

Gas rate per therm($)

Water/other per month($)

Enter values above and click Calculate — results will appear here with the formula explained.

Electric = kWh*rate; Gas = therms*rate; Total = electric+gas+water; Yearly = total*12

How does this work?

Utility total is electricity plus gas plus water/other. Rates vary by state: electric $0.10-0.30/kWh, gas $1-2/therm.

This is average monthly. Winter gas and summer electric peak higher — average over year for budget.

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Quick Answer

Utility Cost Calculator: Estimate utility costs from usage and rates for electricity, gas, water — see monthly and yearly totals. Formula: Electric = kWh*rate. Example: With 900kWh at $0.

How to Use This Calculator

1Enter monthly kWh and rate, gas therms and rate, and water/other.
2Calculate to see electric, gas, total monthly and yearly.
3Compare 900kWh at $0.15 = $135 vs $0.25 = $225.

Formula Used

Electric = kWh*rate; Gas = therms*rate; Total = electric+gas+water; Yearly = total*12

Utility total is electricity plus gas plus water/other. Rates vary by state: electric $0.10-0.30/kWh, gas $1-2/therm.

This is average monthly. Winter gas and summer electric peak higher — average over year for budget.

AdSense ready — add NEXT_PUBLIC_GOOGLE_ADSENSE_PUBLISHER_ID

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Worked Example

With 900kWh at $0.15 ($135), 30 therms at $1.20 ($36), $80 water: total $251/mo, $3,012/year.

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Frequently Asked Questions

QWhat is kWh?

Energy to run 1kW for 1 hour. 900 kWh/month is average US home.

QHow to lower?

LED, efficient HVAC, insulation — 10-20% savings.

QWater included?

Water/other is flat $/mo here. Enter actual water bill.

Formula Used

Electric = kWh*rate; Gas = therms*rate; Total = electric+gas+water; Yearly = total*12

Utility total is electricity plus gas plus water/other. Rates vary by state: electric $0.10-0.30/kWh, gas $1-2/therm.

This is average monthly. Winter gas and summer electric peak higher — average over year for budget.