Food Storage Calculator
Build a longer-term pantry with clear numbers. This page shows the calculator alongside the exact assumptions it uses, so you can adjust them for your household.
Estimate for 2 adults, 1 child, 30 days
| Item | Needed | I already have | Still to buy | Shopping list |
|---|---|---|---|---|
| Rice (uncooked) About 2 cooked cups per adult per day. | 11.7 kg | kg | 11.7 kg | |
| Oats & pasta Breakfast oats, pasta or noodles. | 6.2 kg | kg | 6.2 kg | |
| Canned goods Vegetables, fish, meat or fruit. | 75 cans | cans | 75 cans | |
| Dried beans & lentils Protein that stores well when dry. | 4.7 kg | kg | 4.7 kg | |
| Drinking water Ready.gov suggests 1 gallon per person per day for drinking and sanitation. | 342 L | L | 342 L |
These are estimates based on general per-person daily amounts. Adjust for appetite, age, health needs, pets and local guidance. Package counts are rounded up.
How the estimates are calculated
Each item uses a general daily amount per adult. Children under 12 are counted at a reduced share for food and a full share for water. Totals are rounded up to whole packages.
| Item | Per adult per day | Child share | Package used |
|---|---|---|---|
| Rice (uncooked) | 150 g | 60% | 5 kg bag |
| Oats & pasta | 80 g | 60% | 1 kg pack |
| Canned goods | 1 can | 50% | can (~400 g) |
| Dried beans & lentils | 60 g | 60% | 1 kg bag |
| Drinking water | 3.8 L | 100% | 1-gallon (3.8 L) jug |
For short-term emergencies, see the emergency food planning guide.