Which grocery store helps SNAP benefits go the furthest? Here’s what experts suggest

Every month, millions of Americans face the same challenge: making SNAP benefits last until the next deposit.

The good news is that where you shop can make almost as much difference as what you buy. While the U.S. Department of Agriculture (USDA) doesn’t rank grocery chains by affordability, its own research makes one thing clear: stretching food dollars depends on buying staple foods at competitive prices, comparing unit costs, and planning meals around lower-cost ingredients.

So which supermarkets tend to offer the best value?

Walmart: The widest combination of price and selection

Walmart captures more SNAP spending than any other retailer in America, accounting for roughly one-quarter of SNAP grocery purchases. Its enormous buying power often translates into consistently low everyday prices across pantry staples, dairy, frozen vegetables, canned goods, and store-brand products.

Another advantage is convenience. Nearly every Walmart Supercenter accepts SNAP benefits, making it accessible in many communities that have limited grocery options.

ALDI: Fewer choices, lower prices

ALDI’s business model is built around efficiency.

By stocking fewer items, emphasizing private-label brands, and keeping operating costs low, the chain is often able to sell many staple foods for less than traditional supermarkets.

For shoppers who don’t need dozens of brand-name choices, this streamlined approach can make a monthly SNAP budget go considerably further.

Costco: Worth considering—if the math works

Costco accepts SNAP benefits for eligible food purchases.

However, membership fees mean it isn’t automatically the cheapest option.

For larger households that can purchase meat, rice, oats, frozen vegetables, and other pantry staples in bulk without waste, warehouse pricing may produce meaningful savings over time.

Smaller households may not realize the same benefit.

WinCo Foods: Employee-owned and budget-focused

Where available, WinCo has developed a reputation for keeping prices low without relying heavily on weekly sales.

Its extensive bulk-food department also allows shoppers to purchase exactly the quantities they need, reducing both waste and unnecessary spending.

Because WinCo stores are concentrated in western states, availability is limited compared with national chains.

Regional supermarkets can surprise you

Many regional grocery chains compete aggressively on staple foods through weekly promotions, digital coupons, and store brands.

For some shoppers, combining advertised sales with SNAP benefits may actually beat national discount retailers on selected items.

The best value often depends less on the store’s name than on how consistently shoppers compare prices.

The biggest savings often come from store brands

USDA’s Thrifty Food Plan—the market basket used to calculate SNAP benefit levels—focuses on basic ingredients rather than convenience foods. Beans, rice, oats, frozen vegetables, eggs, milk, peanut butter, canned tuna, and other staples typically provide more nutrition per dollar than highly processed packaged meals.

Choosing a retailer with strong private-label offerings can further stretch those dollars.

Don’t overlook unit pricing

One of the simplest ways to save money is by comparing the unit price rather than the shelf price.

A larger package isn’t always cheaper once the price per ounce or pound is calculated.

Most supermarkets display unit pricing directly on shelf labels, making comparisons much easier.

Use digital coupons—but only if they’re available to everyone

Many grocery chains now offer digital coupons that SNAP shoppers can use just like any other customer.

Federal rules require SNAP customers to receive the same prices and promotions offered to other shoppers. Stores generally cannot provide special discounts exclusively for SNAP users unless they’ve received a specific waiver from USDA.

The bottom line

There isn’t one grocery chain that’s officially the “best” for every SNAP household.

For many families, Walmart’s everyday pricing makes it a strong choice. Others may save more at ALDI, while larger households may benefit from buying selected items in bulk at Costco. Regional grocers can also outperform national chains on weekly promotions.

Ultimately, USDA research suggests that the biggest savings come from combining smart shopping habits—meal planning, comparing unit prices, choosing store brands, and purchasing staple foods—with whichever retailer consistently offers the lowest local prices.

Question for readers: Which grocery store helps your SNAP benefits last the longest, and what shopping strategy saves you the most money?

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