Diesel Prices by State
Compare diesel fuel prices across all 50 US states
Updated weekly from official EIA data • Last update: 12/16/2025
US National Average
$3.890
per gallon
National Average Price
$3.890/gal
Updated weekly from EIA
Diesel Prices by State
Alabama
ALState Tax: $0.270/gal
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Alaska
AKState Tax: $0.089/gal
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Arizona
AZState Tax: $0.270/gal
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Arkansas
ARState Tax: $0.245/gal
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California
CAState Tax: $0.538/gal
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Colorado
COState Tax: $0.205/gal
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Connecticut
CTState Tax: $0.495/gal
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Delaware
DEState Tax: $0.220/gal
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Florida
FLState Tax: $0.352/gal
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Georgia
GAState Tax: $0.329/gal
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Hawaii
HIState Tax: $0.160/gal
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Idaho
IDState Tax: $0.320/gal
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Illinois
ILState Tax: $0.543/gal
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Indiana
INState Tax: $0.540/gal
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Iowa
IAState Tax: $0.330/gal
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Kansas
KSState Tax: $0.270/gal
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Kentucky
KYState Tax: $0.244/gal
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Louisiana
LAState Tax: $0.200/gal
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Maine
MEState Tax: $0.319/gal
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Maryland
MDState Tax: $0.366/gal
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Massachusetts
MAState Tax: $0.240/gal
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Michigan
MIState Tax: $0.254/gal
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Minnesota
MNState Tax: $0.286/gal
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Mississippi
MSState Tax: $0.180/gal
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Missouri
MOState Tax: $0.170/gal
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Montana
MTState Tax: $0.308/gal
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Nebraska
NEState Tax: $0.293/gal
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Nevada
NVState Tax: $0.270/gal
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New Hampshire
NHState Tax: $0.222/gal
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New Jersey
NJState Tax: $0.178/gal
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New Mexico
NMState Tax: $0.210/gal
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New York
NYState Tax: $0.442/gal
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North Carolina
NCState Tax: $0.362/gal
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North Dakota
NDState Tax: $0.230/gal
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Ohio
OHState Tax: $0.470/gal
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Oklahoma
OKState Tax: $0.200/gal
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Oregon
ORState Tax: $0.360/gal
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Pennsylvania
PAState Tax: $0.741/gal
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Rhode Island
RIState Tax: $0.340/gal
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South Carolina
SCState Tax: $0.270/gal
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South Dakota
SDState Tax: $0.300/gal
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Tennessee
TNState Tax: $0.270/gal
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Texas
TXState Tax: $0.200/gal
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Utah
UTState Tax: $0.315/gal
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Vermont
VTState Tax: $0.300/gal
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Virginia
VAState Tax: $0.265/gal
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Washington
WAState Tax: $0.494/gal
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West Virginia
WVState Tax: $0.355/gal
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Wisconsin
WIState Tax: $0.329/gal
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Wyoming
WYState Tax: $0.240/gal
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Who Uses Diesel Price Data?
Fleet Managers
Track diesel costs across your fleet's routes and optimize refueling strategies.
View fleet tools →Analysts
Export diesel price data to Excel or Google Sheets for analysis and forecasting.
View integrations →Frequently Asked Questions
What state has the lowest diesel tax?
As of December 2025, Alaska has the lowest state diesel tax at $0.089/gallon. However, actual retail diesel prices vary by location, market conditions, and federal taxes ($0.244/gal). Use our state pages to see current average prices for each state.
What state has the highest diesel tax?
Pennsylvania has the highest state diesel tax at $0.741/gallon. Combined with federal taxes and stricter fuel regulations requiring cleaner-burning formulas, this contributes to higher pump prices in Pennsylvania.
How often are diesel prices updated?
State averages update weekly every Monday from EIA (Energy Information Administration) data. For real-time station-level prices updated every 24 hours, use our premium API tier.
Can I get diesel prices via API?
Yes! Our Diesel Price API provides:
- State averages (FREE tier, unlimited queries)
- Station-level prices ($0.024/query from 130,000+ US stations)
- Historical data and trend analysis
Need Diesel Prices in Your App?
Get real-time diesel prices via API. Free for state averages, $0.024/query for station-level data.