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Koster Grain Inc (DOT# 322384) – FMCSA Carrier Profile

DOT# 322384MC# 200467● Active
Updated: 2026-03-09

Koster Grain Inc is a registered motor carrier with the FMCSA under USDOT number 322384. The company operates from Carroll, IA and maintains an active operating status with 22 power units and 14 drivers on record.

Safety Rating

FMCSA Safety Rating
✓ Satisfactory
Rated: December 28, 1990

Koster Grain Inc holds a "Satisfactory" safety rating from the Federal Motor Carrier Safety Administration (FMCSA). This rating indicates that the carrier has been found to comply with federal safety regulations based on the most recent compliance review conducted by FMCSA. View official FMCSA record →

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Company Information

Address17995 Iris Ave, Carroll, IA, 51401
Phone(712) 792-5424
Emailwanda@kostergrain.com
Entity TypeAuthorized For Hire
OperationInterstate
Power Units22
Drivers14
MCS-150 FiledOctober 2, 2025
Annual Mileage1,474,963 mi (2024)
All carriers in Iowa→Carriers in Carroll, IA→

Inspection Summary

All-time Inspections
All-time
15
Total
4
OOS
1
Driver OOS
3
Vehicle OOS
OOS Rate26.67%
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service.

Crash History

Crash Records
All-time
3
Total
0
Fatal
1
Injuries
0
Tow-Away

BASICS Safety Scores

BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories
5.5
Unsafe Driving
0.0
HOS Compliance
0.3
Driver Fitness
0.4
Controlled Substances
14.3
Vehicle Maintenance
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Frequently Asked Questions

What is USDOT Number 322384?
USDOT number 322384 is assigned to Koster Grain Inc, an active motor carrier registered with the FMCSA, based in Carroll, IA.
What is the safety rating of Koster Grain Inc?
Koster Grain Inc has a safety rating of Satisfactory as of December 28, 1990.
How many inspections has Koster Grain Inc had?
Koster Grain Inc has recorded 15 total inspections with 4 out-of-service orders, representing an OOS rate of 26.67%.
Where is Koster Grain Inc located?
Koster Grain Inc is headquartered at 17995 Iris Ave, Carroll, IA 51401.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 322384 · Last updated: 2026-03-09. View official FMCSA record →