Gas Prices in San Francisco and the Bay Area Today
The San Francisco metro area is currently the most expensive gas market in California. San Francisco proper is averaging around $5.40 per gallon, with surrounding Bay Area counties ranging from just under $5 in the East Bay to over $5.70 in Marin and San Mateo counties. If you can get to Fremont or Hayward, you can find stations in the high $4.80s — a real difference when you're filling up a full tank.
Why the Bay Area Pays the Most in California
The Bay Area carries extra cost burdens even within California's already expensive fuel market.
First, the Bay Area is geographically isolated from the cheapest California supply. Most of the state's remaining refining capacity is in Southern California, meaning Bay Area fuel either travels via the pipeline north from LA or comes through the Benicia refinery — which is closing in April 2026. Once Benicia closes, Northern California will need to import more fuel from out of state or overseas, which adds cost.
Second, Bay Area real estate costs make operating a gas station here significantly more expensive than in the Central Valley or Southern California suburbs. Those costs get passed to the pump.
Third, the Bay Area's tech-sector demographics are extremely price-insensitive by national standards. When your household income is $200,000+, spending an extra 50 cents per gallon doesn't change behavior — which lets station operators hold higher margins without losing customers.
Where to Find Cheaper Gas in the Bay Area
The East Bay is consistently your best option. Fremont and Hayward have emerged as the relative bargains in the Bay Area — a few stations there were reportedly selling below $5 even as the county average crossed $5.40.
Search by ZIP code:
- Fremont — 94536, 94538 — lowest prices in the Bay Area metro currently
- Hayward / Union City — 94541, 94587 — East Bay pricing, noticeably below SF
- San Jose / Santa Clara — 95110, 95051 — better than SF, lower density of high-margin stations
- Oakland / Emeryville — 94601, 94608 — more competitive than SF proper
- Avoid: San Francisco proper, Marin County, Palo Alto, Menlo Park — these carry some of the highest per-gallon prices in the state
- A simple tire pressure gauge pays for itself quickly — properly inflated tires improve fuel economy by up to 3%.
- If you find prices low, a 5-gallon gas can lets you stock up and save for later.
The Costco Factor
Bay Area Costco locations — particularly in South San Jose, Fremont, and Richmond — are among the most effective cheap gas options in Northern California. The savings versus the county average are significant enough to justify the drive for many East Bay and South Bay residents.
April 2026: The Benicia Refinery Closure
The Valero refinery in Benicia — one of the Bay Area's primary local fuel sources — is scheduled to close in April 2026. This is not a distant threat: it will reduce local refining capacity meaningfully and is likely to push Bay Area prices higher than what you're seeing today. If you have a large vehicle, it may be worth filling up more frequently now rather than later.
Northern California will shift to a model more reliant on imports and pipeline deliveries from Southern California after the closure. Both add cost.
Practical Advice for Bay Area Drivers
The price spread in the Bay Area is wide enough that actively comparing prices before every fill-up saves meaningful money. In a market averaging $5.40, the difference between a lazy fill-up at the nearest station and driving two miles to the cheapest option can be $8–15 per tank.
nSome links on this page are affiliate links. We may earn a small commission at no cost to you.
→ Search gas prices in your Bay Area ZIP code