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· 7 in stock · prices checked Oct 17, 2026, 6:34 AM ET
Cheapest water storage per gallon of capacity
Ready.gov says to store at least one gallon of water per person per day for several days. This ranks tanks, barrels and containers by price ÷ the gallons in the product name. Local-pickup-only listings are labelled in their names.
The ranking lowest cost per gallon stored first
Brand-store buttons go straight to the brand's own page, with no affiliate tag. Rankings are pure math.
| Rank | Product | $ / gallon stored | Capacity (product name) | Price today | vs. last week |
|---|---|---|---|---|---|
| #1 | QuakeTank 250 Gallon Water Tank Legacy Food Storage In stock | $4.60 | 250 | $1,150.00 | history building |
| #2 | Salt Lake City Pickup Only - 35 Gallon Utility Water Storage Tank Legacy Food Storage In stock | $5.14 | 35 | $180.00 | history building |
| #3 | 35 Gallon Utility Water Storage Tank Legacy Food Storage In stock | $6.57 | 35 | $229.99 | history building |
| #4 | Exodus 35 Gallon Water Tank Legacy Food Storage In stock | $7.14 | 35 | $250.00 | history building |
| #5 | DayTank - 4 Gallon Klymit In stock | $60.00 | 4 | $239.99 | history building |
| #6 | Weekender Tank - 8 Gallon Klymit In stock | $62.50 | 8 | $499.99 | history building |
| #7 | Overlander Tank - 5 Gallon Klymit In stock | $80.00 | 5 | $399.99 | history building |
Price history started Oct 17, 2026; week-over-week changes appear as it builds. Prices checked Oct 17, 2026, 6:34 AM ET at each brand's own store. Tax and shipping not included.
Specs marked "product name" are read from the brand's own product title. Products sold in several sizes at different prices are left out of per-unit math so the spec matches the price.
Sold out today (1)
- Legacy Food Storage Exodus 55 Gallon Water Tank, last price $299.00
Prepared, not scared
Cheapest isn't always best: check what each product includes on the brand page, and buy for the household you actually have. The Kit Calculator works out how much food and water that is.
More water storage & filters rankings
Questions people ask
What is the cheapest water storage tanks and containers right now?
At today's prices: Legacy Food Storage QuakeTank 250 Gallon Water Tank at $4.60 per gallon stored ($1,150.00). This page updates every day.
How often is this ranking updated?
Daily. We check each brand store once a day and rebuild this page; the last check was Oct 17, 2026, 6:34 AM ET.
Why isn't my favorite brand listed?
We only collect prices from stores whose terms allow automated price checks. Brands that forbid it, such as EcoFlow, Jackery and Sawyer, are listed on our methods page.