TruckCodex

Weigh Stations in Iowa

1,467 inspection sites in Iowa with 64,528 total inspections on record.

This page is the canonical inspection-station directory for Iowa — each entry is one normalized physical site with its own deep view of inspection volume, OOS rate vs the state average, peer-station comparisons, and activity over time.

For the raw FMCSA inspection feed (every recorded inspection grouped by reported location label), see Iowa roadside inspections.

Iowa station intelligence

Inspection Sites
1,467
Total Inspections
64,528
OOS Inspections
15,271
HazMat Inspections
736

OOS Rate vs National Average

Iowa station performance compared to all U.S. stations.

Iowa OOS Rate
22.2%
National Average
18.3%
Difference
+3.9pp

Busiest Inspection Sites

Top 3 stations in Iowa by total inspection count.

#1
39 - I35 SB MM 212 NORTHWOOD
9,465
inspections
OOS rate: 31.7%
#2
01 - I80 WB MM 151 MITCHELLVIL
9,221
inspections
OOS rate: 26.2%
#3
02 - I80 EB MM 115 VAN METER
6,979
inspections
OOS rate: 27.7%

About Weigh Stations in Iowa

Iowa operates 1,467 weigh stations and roadside inspection sites where commercial motor vehicles are subject to safety inspections, weight checks, and credential verification under the federal Motor Carrier Safety Assistance Program (MCSAP).

Inspections at Iowa facilities follow CVSA North American Standard procedures. Inspectors check vehicle mechanical condition, driver qualifications, hours of service compliance, and hazardous materials documentation.

The busiest inspection site in Iowa is 39 - I35 SB MM 212 NORTHWOOD with 9,465 inspections on record.

Inspection Sites by Location (80)

Groups stations that share a location (for example, the northbound and southbound scales at the same facility).

hwy-20
5 stations 1,467
i-35
3 stations 906
hwy-169
3 stations 698
hwy-218
3 stations 598
i35
3 stations 564
hwy-3
3 stations 552
hwy-63
3 stations 419
hwy-151
3 stations 389
hwy-18
5 stations 367
hwy-34
3 stations 347
i80
3 stations 337
hwy-4
2 stations 333
hwy-71
3 stations 324
i29
3 stations 292
hwy-30
3 stations 285
i-80
5 stations 278
hwy-17
3 stations 255
highway-18
3 stations 252
hwy-61
3 stations 202
hwy-59
3 stations 180
hwy-9
3 stations 166
i-380
6 stations 142
us-hwy-52-decorah
2 stations 137
hwy-92
3 stations 129
i380
3 stations 119
hwy-52
3 stations 109
hwy-60
2 stations 108
nb-i35-clear-lake
2 stations 85
hwy-13
3 stations 73
hwy-69
3 stations 73
m27
2 stations 70
hwy-2
2 stations 64
hwy-65
3 stations 62
i-29
3 stations 61
hwy-175
3 stations 58
hwy-21
3 stations 49
n28
2 stations 48
hwy-7
2 stations 47
highway-122
3 stations 46
sb-i35-clear-lake
2 stations 46
5mm-i-80
2 stations 44
highway-63
3 stations 44
hwy-150
3 stations 42
highway-65
2 stations 41
32mm-i-29
2 stations 39
37mm-i-29
2 stations 38
hwy-14
3 stations 38
222-mm-hwy-20
2 stations 36
highway-9
2 stations 36
n14
2 stations 36
i-35-196-mm
2 stations 35
highway-69
2 stations 33
a34
3 stations 30
hwy-86
2 stations 29
interstate-80
3 stations 29
i-35-212-mm
2 stations 25
nw-blvd-sb-to-i80
2 stations 24
hwy-163
2 stations 20
highway-20
2 stations 19
168-off-ramp-80
2 stations 18
hwy-18-185-mm
2 stations 18
hwy-75
2 stations 18
i-80-35
2 stations 17
m18
2 stations 17
us-151
2 stations 17
225-mm-hwy-20
2 stations 16
i-35-193-mm
2 stations 16
us-highway-30
2 stations 16
19mm-i-80
2 stations 14
8mm-i-80
2 stations 14
highway-3
2 stations 14
hwy-6
2 stations 14
i-35-188-mm
2 stations 13
hwy-141
2 stations 12
hwy-15
2 stations 12
hwy-18-180-mm
2 stations 12
l58
2 stations 12
ia-92-e-115mm
2 stations 11
n60
2 stations 10
us-hwy-30
2 stations 10

Inspection Sites

Showing 50 of 1,467 stations (page 1 of 30)

Station Name Inspections ▼
39 - I35 SB MM 212 NORTHWOOD 9,465
01 - I80 WB MM 151 MITCHELLVIL 9,221
02 - I80 EB MM 115 VAN METER 6,979
10 - I35 NB MM 30 OSCEOLA 5,318
28 - I80 WB MM 44 AVOCA 4,838
IA 3,968
16 - I380 SB MM 53 BRANDON 3,654
15 - I380 NB MM 51 BRANDON 3,432
45 - HWY 218 NB MM 29 PILOT GR 3,368
37 - I29 SB MM 132 SALIX 2,415
14 - I29 NB MM 12 PERCIVAL 1,560
44 - JCT HWY 71/20 EARLY 1,381
HWY 20 EB 683
HWY 20 WB 534
HWY 218 531
I-35 SB 497
HWY 169 SB 390
HWY 63 360
I-35 NB 331
HWY 34 322
HWY 169 NB 299
I80 EB WILTON RA 278
HWY 3 WB 261
I35 SB 261
HWY 3 EB 244
HWY 20 EB MM 117 232
HWY 20 228
I80 EB OLD SCALES - WILTON 215
I35 NB 188
HWY 175
HWY 4 SB 170
I29 NB 165
HWY 4 NB 163
HWY 71 SB 162
I80 WB 159
HWY 151 NB 157
HWY 71 NB 152
HWY 151 SB 149
HWY 18 EB 149
HWY 218 MT PLEASANT 147
I35SB 146
I80 WB @ 303MM 143
HWY 63, BLOOMFIELD,IOWA 142
I80 EB DURANT EXIT 141
HWY 17 NB 139
US HWY 52 DECORAH 131
HWY 61 129
US HWY 63 LIME SPRINGS 124
HWY 18 WB 117
I35 115

Related sections

Directory
All Weigh Stations
Browse stations by state.
Carriers
Iowa Carriers
Carriers registered in Iowa.
Database
Roadside Inspections
CVSA inspection levels I–VI.
Reference
Violation Codes
FMCSR violation codes by BASIC category.
Research
OOS by State
Out-of-service rate analysis by state.

Data sources & freshness

TruckCodex aggregates official public-sector datasets. See the Source registry for dataset-level coverage and the Freshness log for last-import timestamps.

FMCSA

Census, SAFER, SMS, Licensing & Insurance (L&I), roadside inspections, crashes, and authority history.

Refreshed daily.
NHTSA

Vehicle recall campaigns, defect investigations, and consumer safety complaints (SCRS).

Refreshed daily.
EIA

Retail diesel and gasoline price history and state fuel-tax tables.

Refreshed weekly.
Transport Canada

Cross-border carrier registry and Canadian recall campaigns where applicable.

Refreshed weekly.

TruckCodex is an independent aggregator; it is not affiliated with FMCSA, NHTSA, EIA, or Transport Canada. Always verify compliance-critical information directly with the originating agency.