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Food Storage Calculator

How much fresh and frozen space do you really need?

Free food storage calculator determines optimal refrigerator and freezer capacity based on household size, dietary preferences, and shopping frequency. Get personalized recommendations for fresh and frozen storage needs.

⏱ ~25 secUSDA storage guidelinesKitchen Planning
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3
Cu ft fresh / person
USDA base
1.5
Cu ft frozen / person
USDA base
70/30
Typical fresh:frozen
Most homes
+30%
Vegetarian fresh
Adjustment
STEP 01

Diet matters
more than you think.

Vegetarian households need 30% more fresh space; meat-heavy households need 40% more freezer.

Monthly bulk shoppers need ~2× the fresh storage.
Updates live as you type
Total storage required
21cu ft
Standard refrigerator (20–25 cu ft)
Fresh
14 cu ft
Frozen
7 cu ft
Under the hood

USDA storage. Real diet adjustments.

Base storage allocations come from USDA food storage guidance, with diet and shopping multipliers calibrated against household survey data.

  1. 01

    Per-person base

    3 cu ft fresh, 1.5 cu ft frozen per household member. Maps to USDA refrigerator/freezer storage guidance.

  2. 02

    Diet adjustment

    Vegetarian: +30% fresh, -20% frozen. Meat-heavy: -10% fresh, +40% frozen.

  3. 03

    Shopping multiplier

    Weekly +20% fresh / +10% frozen; biweekly +50% / +30%; monthly +100% / +80%.

Questions

Frequently asked

Serious meal preppers need 2-3 cubic feet of freezer space per person, compared to 1.5 cu ft for average households. This allows storing 2-3 weeks of prepared meals plus ingredients. We help you find refrigerators with optimal freezer configurations.
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Filter by fresh and frozen capacity. Every product page lists exact compartment cubic-feet from the manufacturer spec sheet.

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