Costco Santa Rosa Gas Prices – Santa Rosa Ave
- Regular · today
- $5.599▼ −$0.100
- Premium · today
- $6.099
USD per gallon · Last updated October 31, 2026 · This station does not sell diesel
1900 Santa Rosa Ave, Santa Rosa, CA 95407-7621 · Open in Maps ↗
30-day range
where today sits- Regular$5.599 today · avg $5.982$5.599 low$6.339 high
- Premium$6.099 today · avg $6.447$6.099 low$6.799 high
Price history at Santa Rosa
Last 30 days · USD per gallonRegular: $6.299 on Oct 2 to $5.599 on Oct 31, low $5.599, high $6.339. Premium: $6.799 on Oct 2 to $6.099 on Oct 31, low $6.099, high $6.799.
Last updated October 31, 2026. Prices are collected once daily and can lag same-day changes at the pump.
Today’s price in context
At $5.599 for Regular, Santa Rosa is tied for the 27th most expensive of 129 Costco gas stations in California today, $0.146 above the California average of $5.453.
None of the 5 nearest Costco stations is cheaper today.
- vs the US average
- $1.324 above, at $4.275
- Premium over Regular
- $0.500 — the California median is $0.440
- Regular over the last 30 days
- down $0.700
- Days the price changed
- 13 of 30 reported days
- Latest day at the 30-day low
- today, at $5.599
- 15-gallon fill
- $83.98 — the cheapest it has been in 30 days
Santa Rosa is located at 1900 Santa Rosa Ave, Santa Rosa, CA 95407-7621, in California. The gas station sits in the warehouse parking lot and is open to Costco members, selling Regular and Premium — this location does not sell diesel. Gas station hours are 6 a.m. – 10 p.m. on weekdays, 6 a.m. – 8:30 p.m. on Saturdays and 6 a.m. – 8 p.m. on Sundays, in local time.
Station details
Santa Rosa Gas station hours
- Mon–Fri
- 6 a.m. – 10 p.m.
- Saturday
- 6 a.m. – 8:30 p.m.
- Sunday
- 6 a.m. – 8 p.m.
Santa Rosa Warehouse hours
- Mon–Fri
- 10 a.m. – 8:30 p.m.
- Saturday
- 9:30 a.m. – 7 p.m.
- Sunday
- 10 a.m. – 7 p.m.
Cities near Santa Rosa
- Costco gas prices Rohnert Park · CA · 5 mi$5.699
- Costco gas prices Napa · CA · 26 mi$5.599
- Costco gas prices Vallejo · CA · 34 mi$5.599
- Costco gas prices Fairfield · CA · 34 mi$5.599
- Costco gas prices Vacaville · CA · 40 mi$5.599
- Costco gas prices Richmond · CA · 42 mi$5.499
- Costco gas prices Concord · CA · 49 mi$5.399
- Costco gas prices South San Francisco · CA · 55 mi$5.479
At this location
- Warehouse opened
- November 1986
- Warehouse phone
- (707) 578-3775
- Pumps open early
- 4 hours before the warehouse on weekdays
Also at this warehouse: a food court, a pharmacy, an optical department, a hearing aid center and a tire center.
Frequently asked questions
How much is gas at Costco Santa Rosa today?
As of October 31, 2026: Regular $5.599 and Premium $6.099 per gallon. Prices are collected once a day, so the pump can differ.
What time does the Costco Santa Rosa gas station open?
The pumps are open 6 a.m. – 10 p.m. weekdays, 6 a.m. – 8:30 p.m. Saturdays and 6 a.m. – 8 p.m. Sundays, in local time. The pumps open 4 hours before the warehouse on weekdays.
Does the Costco Santa Rosa gas station sell diesel?
No — this station sells Regular and Premium, and has reported no diesel price in the last 30 days.
Is Costco Santa Rosa cheaper than the average Costco station in California?
No — at $5.599, Regular here is $0.146 above the average Costco price in California, $5.453.
Where is the Costco Santa Rosa gas station?
At 1900 Santa Rosa Ave, Santa Rosa, CA 95407-7621. It sits in the Costco warehouse parking lot and is open to members only.
Do you need a Costco membership to buy gas?
Yes — a Gold Star, Executive or Business membership card has to be scanned at the pump before it will dispense, though a Costco Shop Card also works for non-members.
What payment methods does the Costco gas station accept?
Visa, PIN debit and the Costco Shop Card; US Costco fuel pumps take no cash and no Mastercard, American Express or Discover.
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