State insights
Diesel prices, state fuel taxes, and FMCSA roadside-inspection & out-of-service rates for every state — pick a state for the full breakdown, trends and rankings.
National OOS rate 17.6%Diesel week of 2026-09-28Federal diesel tax 24.4¢/gal
National overview
Avg diesel
$6.41
AL $5.96 — WA $7.36
Avg fuel tax
31.8¢
+ 24.4¢ federal
National OOS rate
17.6%
Inspections (24 mo)
8M
12.8M violations
How states compare · tap any bar for the full state page
Cheapest diesel
$/galMost expensive diesel
$/galSafest — lowest OOS rate
% OOSHighest OOS rate
% OOSHighest fuel tax
¢/galPick any state
Every state page has a 3-year diesel price trend, the state-vs-federal tax split, and its FMCSA out-of-service & violation breakdown vs the national average.
All states
ALAlabama
$5.96
Diesel
16.1%
OOS rate
132.6K
Insp.
AKAlaska
$7.36
Diesel
19.4%
OOS rate
21.5K
Insp.
AZArizona
$7.36
Diesel
15.1%
OOS rate
156.5K
Insp.
ARArkansas
$5.96
Diesel
19.6%
OOS rate
135.9K
Insp.
CACalifornia
$6.64
Diesel
19.7%
OOS rate
1.3M
Insp.
COColorado
$6.41
Diesel
14.8%
OOS rate
133.6K
Insp.
CTConnecticut
$6.14
Diesel
17%
OOS rate
54.5K
Insp.
DEDelaware
$6.14
Diesel
30%
OOS rate
23.1K
Insp.
DCDistrict of Columbia
$6.14
Diesel
17.1%
OOS rate
11.5K
Insp.
FLFlorida
$6.14
Diesel
17.2%
OOS rate
238.4K
Insp.
GAGeorgia
$6.14
Diesel
12.7%
OOS rate
212.1K
Insp.
HIHawaii
$7.36
Diesel
14.1%
OOS rate
7.5K
Insp.
IDIdaho
$6.41
Diesel
16.5%
OOS rate
29.7K
Insp.
ILIllinois
$6.53
Diesel
18.4%
OOS rate
195.7K
Insp.
INIndiana
$6.53
Diesel
12.1%
OOS rate
148.8K
Insp.
IAIowa
$6.53
Diesel
13.1%
OOS rate
105.5K
Insp.
KSKansas
$6.53
Diesel
13.3%
OOS rate
99K
Insp.
KYKentucky
$6.53
Diesel
24.6%
OOS rate
160.5K
Insp.
LALouisiana
$5.96
Diesel
17.3%
OOS rate
115K
Insp.
MEMaine
$6.14
Diesel
23.4%
OOS rate
43.4K
Insp.
MDMaryland
$6.14
Diesel
25.8%
OOS rate
231.3K
Insp.
MAMassachusetts
$6.14
Diesel
14.2%
OOS rate
71.6K
Insp.
MIMichigan
$6.53
Diesel
16.8%
OOS rate
126.4K
Insp.
MNMinnesota
$6.53
Diesel
16.6%
OOS rate
86.4K
Insp.
MSMississippi
$5.96
Diesel
21.9%
OOS rate
104.3K
Insp.
MOMissouri
$6.53
Diesel
20.6%
OOS rate
161.3K
Insp.
MTMontana
$6.41
Diesel
22.7%
OOS rate
86K
Insp.
NENebraska
$6.53
Diesel
14.8%
OOS rate
71.7K
Insp.
NVNevada
$7.36
Diesel
16%
OOS rate
68K
Insp.
NHNew Hampshire
$6.14
Diesel
18.9%
OOS rate
24.8K
Insp.
NJNew Jersey
$6.14
Diesel
18.9%
OOS rate
146K
Insp.
NMNew Mexico
$5.96
Diesel
25.7%
OOS rate
266.4K
Insp.
NYNew York
$6.14
Diesel
17.4%
OOS rate
317.8K
Insp.
NCNorth Carolina
$6.14
Diesel
34.1%
OOS rate
306.6K
Insp.
NDNorth Dakota
$6.53
Diesel
16.3%
OOS rate
36.2K
Insp.
OHOhio
$6.53
Diesel
20.3%
OOS rate
184.5K
Insp.
OKOklahoma
$6.53
Diesel
19.4%
OOS rate
98.8K
Insp.
OROregon
$7.36
Diesel
28.6%
OOS rate
60.6K
Insp.
PAPennsylvania
$6.14
Diesel
15.3%
OOS rate
238.8K
Insp.
RIRhode Island
$6.14
Diesel
15.2%
OOS rate
10.9K
Insp.
SCSouth Carolina
$6.14
Diesel
17.3%
OOS rate
154K
Insp.
SDSouth Dakota
$6.53
Diesel
21.5%
OOS rate
86.7K
Insp.
TNTennessee
$6.53
Diesel
38.4%
OOS rate
246.7K
Insp.
TXTexas
$5.96
Diesel
13.9%
OOS rate
934.6K
Insp.
UTUtah
$6.41
Diesel
15.7%
OOS rate
105.1K
Insp.
VTVermont
$6.14
Diesel
20.2%
OOS rate
24.2K
Insp.
VAVirginia
$6.14
Diesel
17.1%
OOS rate
70.6K
Insp.
WAWashington
$7.36
Diesel
18.4%
OOS rate
186.9K
Insp.
WVWest Virginia
$6.14
Diesel
16.3%
OOS rate
56.2K
Insp.
WIWisconsin
$6.53
Diesel
14.8%
OOS rate
92K
Insp.
WYWyoming
$6.41
Diesel
26.5%
OOS rate
38.9K
Insp.
Diesel prices: U.S. Energy Information Administration (weekly, by region). Fuel taxes: FHWA Highway Statistics (MF-121T). Inspection & out-of-service data: FMCSA. Estimates for guidance, not official figures.