Grocery Budget Calculator
Get a recommended weekly and monthly grocery budget based on your household size using official USDA data.
Household Members
Recommended Moderate-Cost Budget
$309.16
per month
$71.40 per week · $71.40 per person
Compare All USDA Plans
Get your $71/week shopping list, 7-day meal plan, and Sunday prep schedule
Personalized for your household. Free, instant. Sent to your inbox and saved to a permanent link.
- Pre-built shopping list for 1 person at the Moderate-Cost tier
- 7-day meal plan with ~3-ingredient overlap to minimize waste
- Minute-by-minute Sunday prep timeline (45 min active cooking)
- Pantry staples checklist — 'buy once, skip weekly'
- Metro inflation adjuster for your city
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The Four USDA Food Plans
The USDA publishes four official food plans that estimate the cost of a nutritious diet at home. Each tier represents a different spending level and shopping style.
Thrifty
The minimum needed for a nutritious diet. Used as the baseline for the SNAP (food stamp) program. Assumes careful shopping and cooking from scratch.
Low-Cost
More variety and convenience than Thrifty while still keeping costs down. A realistic target for most cost-aware households.
Moderate-Cost
Where most American households actually land. Comfortable variety, some prepared foods, room for occasional premium ingredients.
Liberal
Accommodates more prepared foods, premium ingredients, and dining flexibility. If you spend above this consistently, there's room to optimize.
Frequently Asked Questions
How much should I spend on groceries each month?
It depends on your household size, the ages of household members, and your shopping style. This calculator uses USDA food plan data to give you a personalized weekly and monthly grocery budget. Most American households fall between the Low-Cost and Moderate-Cost tiers — roughly $300 to $500 per adult per month.
What is the USDA Thrifty Food Plan?
The Thrifty plan is the lowest of four USDA food plans and represents the minimum cost of a nutritious diet at home. It's the baseline that the SNAP (food stamp) program uses to determine benefit amounts. Eating at the Thrifty level typically requires careful shopping and cooking most meals from scratch.
How does household size affect my grocery budget?
Larger households spend more in total but often less per person thanks to bulk buying and shared ingredients. This calculator adds up the USDA estimate for each member of your household — so a family of four gets a more accurate budget than a generic per-person multiplier.
Why does age matter for grocery costs?
A teenager eats significantly more than a toddler, and an active adult needs more calories than a senior. The USDA plans account for these differences with specific cost estimates for each age bracket and sex. Inputting each member's age range gives you a far more accurate total than a one-size-fits-all estimate.
How accurate are these USDA estimates for my city?
The USDA food plans reflect national average prices for nutritious meals prepared at home. Costs in high-cost-of-living cities (San Francisco, New York, Boston) typically run 15–25% above these estimates, while many midwestern and southern cities run below. Treat the result as a calibrated starting point and adjust based on your local prices.
How do I actually track what I spend on groceries?
A budget is only useful if you track against it. Bento Bunny helps you connect your grocery spending to your actual nutrition outcomes — photograph your meals, get instant nutritional data, and see whether your spending is delivering the meals you want.