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U.S. gas prices in August 2026
Regular gasoline in the United States averaged $4.058 per gallon in August 2026, based on 5 weekly EIA readings. That is 12.6 cents higher than in July 2026. Compared with August 2025, prices were 92.6 cents higher.
Diesel averaged $5.462 per gallon, 50.7 cents higher than in July 2026.
Weekly regular price in August 2026
The lowest weekly average was $4.006 (week of Aug 10, 2026) and the highest $4.085 (week of Aug 24, 2026).
National averages: August 2026
| Fuel | August 2026 | July 2026 | August 2025 |
|---|---|---|---|
| Regular gasoline | $4.058 | $3.932 | $3.133 |
| Diesel | $5.462 | $4.955 | $3.744 |
Cheapest and most expensive states
Among the states EIA tracks individually, Texas had the cheapest regular gas in August 2026 at $3.564 per gallon, while California was the most expensive at $5.458 – a gap of $1.89 per gallon, or about $28.40 on a 15-gallon fill-up. The biggest monthly move was in Colorado (up 38.9 cents), while Florida changed down 1.6 cents.
| State | Regular, avg | vs last month | vs last year |
|---|---|---|---|
| Texas | $3.564 | +$0.102 | +$0.861 |
| Florida | $3.788 | −$0.016 | +$0.834 |
| Minnesota | $3.950 | +$0.145 | +$1.017 |
| Ohio | $3.988 | +$0.220 | +$0.842 |
| Massachusetts | $4.011 | +$0.093 | +$0.969 |
| New York | $4.080 | +$0.047 | +$1.008 |
| Colorado | $4.174 | +$0.389 | +$1.198 |
| Washington | $5.139 | +$0.226 | +$0.841 |
| California | $5.458 | +$0.154 | +$1.168 |
See each state's history: Texas · Florida · Minnesota · Ohio · Massachusetts · New York · Colorado · Washington · California.
Regions (PADD)
| Region | Regular, avg | vs last month | vs last year |
|---|---|---|---|
| Gulf Coast (PADD 3) | $3.605 | +$0.094 | +$0.893 |
| Lower Atlantic (PADD 1C) | $3.767 | +$0.052 | +$0.856 |
| Midwest (PADD 2) | $3.893 | +$0.179 | +$0.865 |
| East Coast (PADD 1) | $3.910 | +$0.063 | +$0.909 |
| New England (PADD 1A) | $4.023 | +$0.089 | +$0.973 |
| Central Atlantic (PADD 1B) | $4.090 | +$0.072 | +$0.965 |
| Rocky Mountain (PADD 4) | $4.234 | +$0.353 | +$1.082 |
| West Coast excluding California | $4.727 | +$0.222 | +$0.935 |
| West Coast (PADD 5) | $5.129 | +$0.188 | +$1.078 |
Major cities
Of the metro areas in the EIA survey, Houston was the cheapest in August 2026 ($3.518) and San Francisco the most expensive ($5.499).
| City | Regular, avg | vs last month | vs last year |
|---|---|---|---|
| Houston | $3.518 | +$0.056 | +$0.849 |
| Miami | $3.852 | +$0.022 | +$0.896 |
| New York City | $4.016 | +$0.069 | +$0.989 |
| Boston | $4.029 | +$0.088 | +$0.941 |
| Cleveland | $4.121 | +$0.297 | +$0.996 |
| Denver | $4.198 | +$0.436 | +$1.207 |
| Chicago | $4.264 | +$0.255 | +$0.790 |
| Seattle | $5.322 | +$0.135 | +$0.885 |
| Los Angeles | $5.458 | +$0.208 | +$1.236 |
| San Francisco | $5.499 | +$0.112 | +$1.127 |
Oil prices and gas prices
Brent crude averaged $87.77 per barrel in August 2026, 5.0% higher than in July 2026. Crude oil is the biggest single part of the pump price, but taxes, refining margins, seasonal fuel blends and local supply also matter. See the live oil price page.
FAQ
What was the average price of gas in August 2026?
Regular gasoline averaged $4.058 per gallon in the United States in August 2026, according to the weekly EIA survey.
What was the average price of diesel in August 2026?
Diesel averaged $5.462 per gallon nationally in August 2026.
Which state had the cheapest gas in August 2026?
Texas had the lowest average among the states EIA tracks individually: $3.564 per gallon.
Source: U.S. Energy Information Administration (EIA), weekly retail gasoline and diesel prices (public domain). Monthly figure = average of the weekly Monday readings in the month. Calculations by FuelPriceAtlas.
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