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U.S. gas prices in August 2025
Regular gasoline in the United States averaged $3.133 per gallon in August 2025, based on 4 weekly EIA readings. That is 0.8 cents higher than in July 2025. Compared with August 2024, prices were 25.7 cents lower.
Diesel averaged $3.744 per gallon, 3.5 cents lower than in July 2025.
Weekly regular price in August 2025
The lowest weekly average was $3.118 (week of Aug 11, 2025) and the highest $3.147 (week of Aug 25, 2025).
National averages: August 2025
| Fuel | August 2025 | July 2025 | August 2024 |
|---|---|---|---|
| Regular gasoline | $3.133 | $3.125 | $3.389 |
| Diesel | $3.744 | $3.779 | $3.700 |
Cheapest and most expensive states
Among the states EIA tracks individually, Texas had the cheapest regular gas in August 2025 at $2.704 per gallon, while Washington was the most expensive at $4.298 – a gap of $1.59 per gallon, or about $23.91 on a 15-gallon fill-up. The biggest monthly move was in Ohio (up 17.5 cents), while Minnesota changed down 3.1 cents.
| State | Regular, avg | vs last month | vs last year |
|---|---|---|---|
| Texas | $2.704 | −$0.015 | −$0.251 |
| Minnesota | $2.933 | −$0.031 | −$0.352 |
| Florida | $2.955 | −$0.015 | −$0.327 |
| Colorado | $2.976 | +$0.022 | −$0.338 |
| Massachusetts | $3.043 | +$0.038 | −$0.335 |
| New York | $3.072 | −$0.006 | −$0.352 |
| Ohio | $3.147 | +$0.175 | −$0.225 |
| California | $4.290 | +$0.015 | −$0.042 |
| Washington | $4.298 | +$0.038 | +$0.251 |
See each state's history: Texas · Minnesota · Florida · Colorado · Massachusetts · New York · Ohio · California · Washington.
Regions (PADD)
| Region | Regular, avg | vs last month | vs last year |
|---|---|---|---|
| Gulf Coast (PADD 3) | $2.713 | −$0.015 | −$0.262 |
| Lower Atlantic (PADD 1C) | $2.911 | −$0.005 | −$0.303 |
| East Coast (PADD 1) | $3.001 | −$0.002 | −$0.312 |
| Midwest (PADD 2) | $3.028 | +$0.024 | −$0.310 |
| New England (PADD 1A) | $3.049 | +$0.028 | −$0.324 |
| Central Atlantic (PADD 1B) | $3.125 | −$0.012 | −$0.327 |
| Rocky Mountain (PADD 4) | $3.152 | +$0.022 | −$0.267 |
| West Coast excluding California | $3.791 | +$0.022 | +$0.018 |
| West Coast (PADD 5) | $4.051 | +$0.018 | −$0.014 |
Major cities
Of the metro areas in the EIA survey, Houston was the cheapest in August 2025 ($2.669) and Seattle the most expensive ($4.437).
| City | Regular, avg | vs last month | vs last year |
|---|---|---|---|
| Houston | $2.669 | −$0.016 | −$0.278 |
| Miami | $2.957 | −$0.031 | −$0.353 |
| Denver | $2.992 | +$0.027 | −$0.283 |
| New York City | $3.027 | +$0.008 | −$0.302 |
| Boston | $3.088 | +$0.077 | −$0.323 |
| Cleveland | $3.125 | +$0.127 | −$0.254 |
| Chicago | $3.475 | −$0.043 | −$0.486 |
| Los Angeles | $4.222 | −$0.002 | −$0.018 |
| San Francisco | $4.372 | +$0.020 | −$0.123 |
| Seattle | $4.437 | −$0.005 | +$0.161 |
FAQ
What was the average price of gas in August 2025?
Regular gasoline averaged $3.133 per gallon in the United States in August 2025, according to the weekly EIA survey.
What was the average price of diesel in August 2025?
Diesel averaged $3.744 per gallon nationally in August 2025.
Which state had the cheapest gas in August 2025?
Texas had the lowest average among the states EIA tracks individually: $2.704 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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