Freezer & fridge · Use case

Freezer capacity,
in cubic feet.

Measure the interior of your freezer, fridge, or chest freezer. Get the true capacity in cubic feet and liters — and an estimate of how much food it actually holds.

By household size

What size do you need?

Rule of thumb: 1.5 cubic feet of freezer per person for general household use. For dedicated meat storage, harvest preservation, or batch cooking, plan for more.

  • 1 person: 5 ft³ — a small upright or chest
  • 2 people: 5–7 ft³ — apartment freezer
  • Family of 4: 7–10 ft³ — mid-size chest freezer
  • Family of 6: 12–15 ft³ — large chest or upright
  • Hunters / homesteaders: 15–25 ft³ dedicated

Chest freezers are usually 10–20% more efficient than uprights and store food longer during power outages. Uprights are easier to organize.

Food capacity
1 cubic foot~35 lb food
5 ft³ freezer~175 lb
7 ft³ freezer~245 lb
10 ft³ freezer~350 lb
15 ft³ freezer~525 lb

Whole birds and large cuts pack less efficiently — figure 75% of these numbers.

Common appliance sizes

Capacity by appliance.

Appliance Typical interior Capacity
Mini fridge / dorm17 × 19 × 18 in3.4 ft³ · 96 L
Apartment fridge27 × 25 × 60 in23.4 ft³ · 663 L
Standard top-freezer30 × 28 × 65 in31.6 ft³ · 895 L
French-door fridge34 × 30 × 67 in39.5 ft³ · 1,119 L
Small chest freezer22 × 21 × 30 in8.0 ft³ · 227 L
Medium chest freezer28 × 22 × 36 in12.8 ft³ · 364 L
Large chest freezer32 × 25 × 48 in22.2 ft³ · 629 L

Interior dimensions only. Usable capacity is 10–15% less due to motors, ice makers, and dividers. Want to check if it fits through your door instead? See appliance fit.

Freezer FAQ

Common questions.

How do I calculate freezer capacity?
Measure the interior length, width, and height in inches. Multiply all three and divide by 1,728 to get cubic feet. For example: 24 × 22 × 30 inches = 15,840 in³ ÷ 1,728 = 9.2 cubic feet.
How much food fits in a cubic foot of freezer?
A general rule is 35–40 pounds of packaged food per cubic foot of freezer space. So a 7 cubic foot chest freezer holds about 250 lb of food. Larger items (whole turkeys, sides of beef) take more space and don't pack as efficiently.
What size freezer do I need?
Roughly 1.5 cubic feet per person for general food storage. A family of 4 needs about 6–8 cubic feet. For dedicated meat storage or hunters, 15+ cubic feet is more typical. Chest freezers are more efficient and store more per cubic foot than uprights.
What's the difference between nominal and usable capacity?
Manufacturers usually publish "nominal" capacity based on rough interior dimensions. Usable capacity is 10–15% less because of evaporator coils, motors, ice makers, dividers, and shelves. For practical planning, use 85% of the rated capacity.
Related reading

From the blog.

Article
Will My Fridge Fit Through the Doorway? →