⛽ Costco Gas Prices in South Carolina
Estimated today · Based on South Carolina AAA avg · Source: AAA + historical Costco savings data
South Carolina Avg Today
—
per gallon · regular
Est. Costco Price
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~15–30¢ below state avg
⚠️ Costco does not publish real-time prices. Estimated price uses today's South Carolina AAA average minus Costco's typical 15–30¢/gal savings. Actual prices vary by location.
South Carolina Gas Tax Context
South Carolina's state gas tax is approximately 28¢ per gallon — near the national average. This tax applies equally to all stations including Costco, so the 15–30¢ membership discount is on top of the post-tax street price.
Membership required
Costco fuel is available to members only. $65–$130/year · Gold Star ($65/year)
Costco Gas in South Carolina — FAQs
How much is gas at Costco in South Carolina today?
Based on today's South Carolina average of current local prices, Costco in South Carolina is estimated at around $a few cents less per gallon. Costco typically prices 15–30¢ per gallon below the state average.
Is Costco gas cheaper than regular gas stations in South Carolina?
Yes. Costco gas in South Carolina is typically 15–30¢ per gallon cheaper than branded stations. At $the current state average, that's a meaningful per-fill-up savings.
Do you need a membership for Costco gas in South Carolina?
Yes. A valid Costco Membership ($65–$130/year) is required to purchase fuel at any Costco location, including those in South Carolina.
Why is gas more expensive in South Carolina than the national average?
South Carolina gas prices are currently near the national average of $—. State gas tax is approximately 28¢/gal.