Total Cost(co)
of Gas
See how much a Costco membership saves you on gas, based on your car and ZIP code.
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🚗 Your vehicle
Year
Make
Model
Engine / Trim
ZIP code
Calculate my savings
⚙️ Adjust driving habits & assumptions
Miles driven per day
Commute + errands. U.S. avg: 37
Driving days per week
Typical: 5 (work week)
Weeks driven per year
Accounts for vacations
Fuel grade
Auto (from vehicle)
Regular
Midgrade
Premium
Diesel
Override your car's default
Costco savings ($/gal)
Typical Costco gap: $0.20–0.30
Membership cost ($/yr)
Gold Star: $65 · Executive: $130
Tank size (gal, optional)
Leave blank to estimate
Extra detour miles per fill
One-way distance to Costco
Recalculate
$0
estimated yearly savings on gas
Vehicle
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Real-world MPG
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Local avg price
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Est. Costco price
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Miles per year
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Gallons per year
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Tank fills per year
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Savings per gallon
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Monthly savings
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Membership paid back in
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Detour cost per year
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Break-even gallons/yr
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Typical stations
Costco (estimated)
How these numbers were calculated