West Coast region
HawaiiGas prices
EIA doesn’t publish a weekly price for Hawaii on its own; it is part of the West Coast outside California series shown here, week of October 5, 2026. As an isolated market, Hawaii usually prices well above that average, so we don’t estimate a state figure.
West Coast outside California prices this week
The regional averages Hawaii’s figures are drawn from, in dollars per gallon.
- Regular
- $5.116
- Down $0.037 on the week
- Midgrade
- $5.507
- Down $0.015 on the week
- Premium
- $5.766
- Down $0.029 on the week
- Diesel
- $6.490
- Down $0.153 on the week
The regional price is near its most expensive point of the past year: over the past 52 weeks it has run from $3.280 to $5.189, averaging $4.337. It has moved +2.8% over four weeks and +15.7% over thirteen.
How much of a gallon is tax
Hawaii charges 18.5¢ a gallon in state tax, the 50th highest of 51 (the 50 states and D.C.). With the federal tax that is 36.9¢, about 7% of the pump price.
| State excise tax | 16.00¢ |
|---|---|
| Other state taxes and fees | 2.50¢ |
| Federal excise tax | 18.40¢ |
| Total per gallon | 36.90¢ |
| On a 15-gallon fill | $5.54 |
| Over a year of typical driving | $177 |
From EIA’s notes for Hawaii: In addition to State rates: Honolulu: $0.1650/gal; Maui: $0.2400/gal; Hawaii: $0.2300/gal; Kauai: $0.1700/gal.
Source: EIA federal and state motor fuel taxes, July 2026. A typical year assumes 480 gallons (about 12,000 miles at 25 mpg). Local sales taxes are not included.
Gas prices in Hawaii
- How much is gas in Hawaii right now?
- The EIA does not publish a separate weekly price for Hawaii. It is part of the West Coast outside California series, which averages $5.116 a gallon for regular this week. Hawaii is an isolated market and usually prices well above that regional figure.
- How much is the gas tax in Hawaii?
- Hawaii charges 16.00¢ a gallon in state excise tax plus 2.50¢ in other per-gallon taxes and fees, 18.50¢ in all. That ranks 50 of 51 (the 50 states and D.C.), highest first. With the 18.4¢ federal tax, a gallon carries 36.9¢ of tax.
- Why is there no official weekly gas price for Hawaii?
- The EIA's weekly survey samples about 1,000 stations nationwide, enough for reliable regional averages and for nine large states, but not for every state on its own. Hawaii is counted in the West Coast outside California series, which is updated every Monday and published on Tuesday.