Based on USDA Cost of Food at Home plans (2025 baseline). Thrifty assumes Aldi-style pricing and zero waste.
Estimates based on USDA Center for Nutrition Policy and Promotion food plans. Real spend varies by region — coastal cities typically run 15-25% higher than the USDA baseline. Nothing on this page is uploaded.
Where these numbers come from
The four spending plans (thrifty, low-cost, moderate, liberal) come from the USDA's Center for Nutrition Policy and Promotion, which publishes monthly cost-of-food-at-home estimates by age, sex and household size. The Thrifty Food Plan is also the legal basis for SNAP benefit amounts, so it represents the cheapest nutritionally adequate diet possible at standard US grocery prices.
The calculator uses 2025 baseline figures, simplified to four age bands. Real spending depends on region — coastal metros and Hawaii typically run 15-25% above the USDA average, the Midwest and South typically 5-10% below.
The four USDA plans, explained
Thrifty
The cheapest plan. Assumes Aldi-style discount pricing, zero food waste, and almost no convenience foods. About 22% below the low-cost plan. This is the SNAP benchmark and the realistic floor for most US households without going hungry.
Low-cost
What the USDA considers a normal budget-conscious household: some convenience items, modest meat, mostly home-cooked. This is the baseline number most "how much should I spend on groceries" articles cite.
Moderate
About 25% above the low-cost plan. More fresh produce, more meat and fish, some prepared foods. Where most US households actually land if they're not consciously cutting.
Liberal
About 55% above the low-cost plan. Premium produce, organic where it matters, more dining-adjacent ingredients. Most households who feel "we spend too much on food" are running this plan without realising it.
What if you're way over the calculator's number?
Two questions to ask before you panic. First: are you including dining out and takeout in your grocery line? They're separate buckets in the USDA model. The grocery calculator only covers food consumed at home. Second: are you replacing waste? US households waste roughly 30% of food purchased on average. A 30% waste rate alone can move you from low-cost to moderate without changing what you put in the cart.
If the gap is real, the highest-leverage moves we've found are: a price audit at Aldi vs Walmart (typical 12% gap on a staples cart), a freezer-and-portion strategy on protein, and running the full 50/30/20 calculator to see if the leak is actually elsewhere.
How groceries fit into a 50/30/20 budget
Groceries are a need, so they live in the 50% needs bucket alongside rent, utilities, insurance and minimum debt payments. For most US households, groceries are the single largest controllable line in that bucket — rent is bigger but harder to move month-to-month. If your needs bar is over 50% on the 50/30/20 calculator, the grocery line is usually the first fix worth attempting.
Frequently asked questions
How much do most American households spend on groceries?
BLS Consumer Expenditure data puts average US household food-at-home spending at roughly $5,700/year ($475/month) in recent years. That includes households of all sizes, so single-person households are well below it and family-of-four households well above.
Does the calculator include household items like toilet paper and cleaning supplies?
No. USDA food plans cover food only. Household paper, cleaning supplies, personal care and pet food are separate budget lines, typically another $80-150/month for a two-person household.
Why is my grocery bill so much higher than this number?
Three usual suspects: dining out being mixed in, food waste running 25-40%, and brand premiums. The fix is usually a one-week receipt audit, not a calculator change.
Is this calculator US-only?
Yes. The underlying data is USDA US prices in USD. Numbers are not directly applicable to Canada, UK or Australia, though the household-size logic still works as a rough relative guide.