Costco Gas Prices in San Diego, CA

4 Costco fuel centers in San Diego · 0 of 4 sell diesel

San Diego Avg Regular

$5.414

per gallon

San Diego Avg Premium

$5.764

per gallon

San Diego Avg Diesel

Not sold at any station in San Diego

San Diego regular is$0.118abovethe California average ($5.296)

vs U.S. average$1.224above($4.190)

Premium runs$0.350above regular on average

San Diego, California has 4 Costco fuel centers serving members in the area. Across San Diego, regular gas averages $5.414 and premium runs about $0.350 higher at $5.764. That's about $0.118 above the California statewide average of $5.296. Within San Diego, Costco Mission Valley posts the lowest regular at $5.399 and Carmel Mountain the highest at $5.459 — a $0.060 spread worth checking before you fuel up. Across San Diego, regular pump prices have climbed about $0.025 over the past month, from $5.389 a month ago. None of the San Diego Costco fuel centers currently sell diesel.