Michigan diesel prices today
Michigan diesel prices todayDiesel averages $6.66 a gallon in Michigan on 2 October 2026 — the 8th most expensive of 51 states, and down $0.18 on the week.
Michigan against the other states
$0.30 a gallon above the unweighted mean of AAA's 51 state averages ($6.36). The cheapest diesel is in Texas at $5.79, the dearest in California at $8.38.
Regular gas in Michigan is $4.50, so diesel costs $2.16 more per gallon — and more than premium at $5.76.
Tax on a gallon of diesel
$0.24 federal + $0.53 Michigan · 6th highest of 51. The rest — about $5.88 — is the fuel itself, refining, distribution and the retailer’s margin.
Rates as of 1 January 2026. Local taxes, where they apply, are not included.
Diesel prices by city in Michigan
AAA's diesel averages for 10 Michigan metro areas, cheapest first — $0.27 a gallon between the two ends.
| Metro area | Diesel | vs state |
|---|---|---|
| Marquette | $6.47 | −$0.19 |
| Flint | $6.51 | −$0.15 |
| Grand Rapids, Muskegon & Holland | $6.62 | −$0.03 |
| Traverse City | $6.65 | −$0.01 |
| Lansing & East Lansing | $6.68 | +$0.02 |
| Saginaw, Bay City & Midland | $6.69 | +$0.03 |
| Benton Harbor | $6.70 | +$0.04 |
| Detroit | $6.70 | +$0.04 |
| Jackson | $6.71 | +$0.05 |
| Ann Arbor | $6.74 | +$0.08 |
Show the data as a table
What a diesel fill-up costs in Michigan
- Diesel car or SUV — 18 gal$119.84
- Heavy-duty pickup — 34 gal$226.37
- Box truck — 60 gal$399.48
- Semi truck, two tanks — 250 gal$1,664.50
Diesel in neighbouring states
More for Michigan
Frequently asked questions
How much is diesel in Michigan today?
$6.66 a gallon, AAA's Michigan average for 2 October 2026 — the 8th most expensive of 51 states. Regular gasoline is $4.50, so diesel costs $2.16 more per gallon.
Are diesel prices going up in Michigan?
Diesel is down $0.18 (2.7%) on a week ago, and up $2.91 on a year ago, when it was $3.75, on AAA's own earlier averages.
Where is diesel cheapest in Michigan?
Of the 10 metro areas AAA reports in Michigan, Marquette has the cheapest diesel at $6.47 a gallon and Ann Arbor the dearest at $6.74. Individual stations vary around these averages.
How much is the diesel tax in Michigan?
$0.77 a gallon: $0.24 federal plus $0.53 in Michigan state taxes and fees, the 6th highest of 51. The state average is $0.36. Rates as of 1 January 2026.
Is diesel cheaper in a neighbouring state?
Yes — Wisconsin ($6.37, $0.29 less), Ohio ($6.63, $0.03 less). On a 100-gallon fill that is up to $28.80; whether it is worth the drive depends on how far the border is.