KOSTER GRAIN INC
USDOT 322384
Active, interstate carrier, mid-size fleet (21 power units) — safety rating: satisfactory.
Vetting summary
At a glance
- Insurance on fileACUITY, A MUTUAL INSURANCE COMPANY
- Out-of-service rate28.6% vs 19.1% national avg
- Crashes (24 months)2 reported — involvement does not imply fault
- Authority ageGranted 39 years ago
These signals summarize the records shown below — they are a starting point for your own checks, not a judgment of the carrier.
Registration
Carrier identity
| USDOT Number | 322384 |
|---|---|
| MC Number | MC-200467 |
| Legal Name | KOSTER GRAIN INC |
| DBA Name | — |
| Entity Type | CORPORATION |
| Phone | 7127925424 |
| Address | 17995 IRIS AVE, Carroll, IA, 51401 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| Safety Rating | S — Satisfactory (rated 19901228) |
| Hazmat Flag | false |
Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.
Filings
Insurance
| Current Insurer | ACUITY, A MUTUAL INSURANCE COMPANY |
|---|---|
| Coverage on File | $750,000 |
| Insurance on File Since | 2015-11-23 |
| Insurer | Coverage | Form | Effective | Cancelled |
|---|---|---|---|---|
| ACUITY, A MUTUAL INSURANCE COMPANY | $750,000 | BMC-91X | 2015-11-23 | — |
Timeline
Authority history
| Authority First Granted | 1987-07-30 Established authority |
|---|---|
| Authority Events on Record | 1 |
- 1987-07-30 — Granted — Motor Carrier of Property (Except Household Goods) Active GRANTED
Our scoring
Safety scores
| Unsafe Driving | 91 / 100 |
|---|---|
| Hours-of-Service Compliance | 0 / 100 |
| Driver Fitness | 87 / 100 |
| Controlled Substances & Alcohol | 99 / 100 |
| Vehicle Maintenance | 93 / 100 |
Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.
Safety events
Inspections & crashes (last 24 months)
| Inspections | 14 |
|---|---|
| Out-of-Service Rate | 28.6% vs 19.1% national average |
| Crashes | 2 total (0 fatal, 1 with injuries, 2 towaway) |
- 2025-12-03 — IA — towaway
- 2025-08-29 — IA — 1 injured, towaway
- 2024-04-18 — IA — towaway
- 2023-08-14 — IA — towaway
Most frequent violation categories: 12 (12), 20 (10), 16 (2).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Equipment
Fleet & operations
| Power Units (trucks) | 21 |
|---|---|
| Drivers | 11 |
| Recent Annual Mileage | 718,000 |
| Last MCS-150 Filing | 24-APR-26 |
KOSTER GRAIN INC operates 21 power units — a larger fleet than 98% of carriers registered in IA.
Nearby
Other carriers in Carroll, IA
- CROUSE CARTAGE CO — USDOT 64194, 695 power units
- WINDSTAR LINES INC — USDOT 608224, 275 power units
- FARNER BOCKEN CO — USDOT 64266, 262 power units
- REGION XII COUNCIL OF GOVERNMENTS — USDOT 261145, 40 power units
- JUERGENS PRODUCE & FEED COMPANY — USDOT 65832, 26 power units
Browse all carriers in Carroll, IA or all IA carriers.