Cost to Run a Refrigerator Calculator

Estimate how much it costs to run a refrigerator based on wattage, daily usage, and your electricity rate. Use continuous 24/7 operation with an activity level near 40% as a baseline, then adjust for fridge size, age, temperature setting, and whether the unit sits in a hot kitchen or garage.

Fast estimate No signup Updated for 2026 rates

Typical electricity cost

How much does a Refrigerator cost to run?

Based on typical usage

A Refrigerator typically draws about 150 watts when its cooling cycle is active, averaging around $0.01 per hour at $0.15 per kWh.

At typical use (40% active runtime over 24 hours), that's about $6.48 per month and $78.84 per year.

Hourly average $0.01
Daily $0.22
Monthly $6.48
Yearly $78.84

Based on

  • 150 watts
  • 40% active runtime over 24 hours
  • Typical temperature setting
  • $0.15 per kWh

What affects cost most

  • Age and efficiency
  • Duty cycle
  • Placement

How it works: Daily cost uses wattage, average active runtime over 24 hours, and electricity rate. Monthly uses daily × 30; yearly uses daily × 365.

Use the calculator below to estimate cost based on your own wattage, usage time, and electricity rate.

Calculator

1. Device

2. Usage

Results are estimates. Actual cycling depends on ambient temperature, door openings, temperature setting, and appliance efficiency.

Quick presets

3. Rate

Enter your values and click Calculate Cost.

When this estimate is most useful

Use this page when you want to understand how an always-on kitchen appliance quietly adds to every monthly bill.

Use this page to estimate whether fridge size, age, temperature settings, or placement are making your baseline electricity spend higher than it should be.

Example monthly costs

  • Light Use 30% active runtime over 24 hours and Warmer / Eco setting
    $4.37/month
  • Typical Use 40% active runtime over 24 hours and Typical setting
    $6.48/month
  • Heavy Use 55% active runtime over 24 hours and Colder setting
    $9.98/month

Use this calculator when

  • Estimate the always-on cost of your main refrigerator over a month or year.
  • Check whether an older or garage-located fridge is worth replacing.
  • Compare refrigerator cost with other kitchen appliances that run less often but pull more power at once.

Get a better estimate and keep costs down

Refrigerator estimates are most accurate when you model average active runtime rather than assuming the compressor runs at full draw around the clock.

What changes cost most

  • Size and age change the baseline: A newer efficient kitchen fridge and an older oversized unit can have very different annual cost even if both are called full-size refrigerators.
  • Garage and second-fridge use deserve skepticism: A backup fridge in a hot garage or utility area often costs more than people expect because room heat pushes compressor runtime up.
  • Temperature settings are a runtime issue: Colder-than-needed settings usually show up as longer compressor cycles rather than a dramatically different wattage label.
  • An older or oversized refrigerator runs in a hot kitchen, garage, or poorly ventilated alcove.
  • A second fridge stays plugged in for convenience even though the main kitchen unit already covers most storage needs.
  • Worn seals, dirty coils, or very cold settings keep the compressor active longer than the benchmark assumes.

How to get a better estimate and lower cost

  • Raise the estimate if the refrigerator is older, larger, or placed in a hot garage or poorly ventilated space.
  • Use a more realistic activity level if the fridge is opened frequently, set very cold, or visibly cycles hard in warm weather.
  • Treat second-fridge convenience as part of the cost decision instead of assuming every refrigerator deserves full-time operation.
  • Clean condenser coils so the compressor is not working harder than necessary.
  • Check and replace worn door seals before assuming the fridge itself is unusually inefficient.
  • Avoid colder-than-needed temperature settings, especially on older units that already cycle heavily.

Refrigerator FAQs

Why does a refrigerator page need a duty-cycle assumption instead of a simple hours-per-day input?

Because the compressor cycles on and off. A fridge is always available, but it is not pulling full wattage every minute of the day.

Can a garage refrigerator cost much more than the kitchen fridge?

Yes. High ambient temperatures and less favorable conditions can increase compressor runtime significantly.

When does refrigerator cost become more than background noise on the bill?

Usually when the unit is older, oversized, badly placed, or acting as a second always-on fridge that adds convenience but also another full-time compressor load.

Compare with related calculators

Fridge cost gets more actionable when you compare it with the other food-storage and cleanup loads that share the kitchen budget.

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