PUBLIC REGISTRY INFORMATION
58 registered sex offenders in Plymouth County, Iowa
View the October 7, 2026 registry snapshot for Plymouth County and search public registry locations near a specific address.
Registry snapshot
October 7, 2026- Registry records
- 58
- Registry source
- Iowa Sex Offender Registry
Informational snapshot; verify current details with the official registry.
Registry statistics
Population and rate comparison- Registry records per 10,000 residents
- 22.5
- Population estimate
- 25,747
- About 1 registry record per
- 444 residents
U.S. Census Bureau, ACS 5-year estimate. Records relative to population, not the share of residents on a registry.
About this snapshot
The October 7, 2026 snapshot lists 58 registry records in Plymouth County, Iowa. With an estimated population of 25,747, that is 22.5 registry records per 10,000 residents. This is 9% below the Iowa statewide rate (24.8 per 10,000). The map opens a search of a different 1-mile area, so its count may differ from the county total.
Explore registry locations near Plymouth County
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A 1-mile radius around the map center. This is not the whole county count.
Cities near Plymouth County
| Location | Registry records | Population estimate | Records per 10,000 |
|---|---|---|---|
| Sioux City | 345 | 86,101 | 40.1 |
| Le Mars | 34 | 10,640 | 32.0 |
| Remsen | 5 | 1,823 | 27.4 |
| Hinton | 4 | 931 | 43.0 |
| Merrill | 4 | 846 | 47.3 |
| Lemars | 3 | — | — |
| Westfield | 3 | 123 | 243.9 |
| Craig | 2 | — | — |
| Kingsley | 1 | 1,472 | 6.8 |
| La Mars | 1 | — | — |
ZIP codes near Plymouth County
| Location | Registry records | Population estimate | Records per 10,000 |
|---|---|---|---|
| ZIP code 51031 | 40 | 12,808 | 31.2 |
| ZIP code 51301 | 17 | 12,638 | 13.5 |
| ZIP code 51108 | 6 | 5,960 | 10.1 |
| ZIP code 51050 | 5 | 2,962 | 16.9 |
| ZIP code 51024 | 4 | 2,081 | 19.2 |
| ZIP code 51038 | 3 | 1,449 | 20.7 |
| ZIP code 51062 | 3 | 503 | 59.6 |
| ZIP code 51028 | 1 | 2,191 | 4.6 |
Other counties in Iowa
| Location | Registry records | Population estimate | Records per 10,000 |
|---|---|---|---|
| Polk County | 1,132 | 503,175 | 22.5 |
| Scott County | 850 | 174,608 | 48.7 |
| Linn County | 489 | 230,004 | 21.3 |
| Pottawattamie County | 348 | 93,424 | 37.2 |
| Wapello County | 203 | 35,362 | 57.4 |
| Story County | 134 | 100,466 | 13.3 |
| Lee County | 132 | 32,893 | 40.1 |
| Clinton County | 119 | 46,268 | 25.7 |
| Jasper County | 83 | 37,954 | 21.9 |
| Poweshiek County | 45 | 18,545 | 24.3 |
| Sioux County | 45 | 36,212 | 12.4 |
| Bremer County | 35 | 25,204 | 13.9 |
| Jackson County | 33 | 19,390 | 17.0 |
| Pocahontas County | 28 | 7,046 | 39.7 |
| Sac County | 25 | 9,689 | 25.8 |
| Calhoun County | 23 | 9,803 | 23.5 |
| Shelby County | 18 | 11,778 | 15.3 |
| Palo Alto County | 15 | 8,863 | 16.9 |
| Ida County | 14 | 6,911 | 20.3 |
| Ringgold County | 9 | 4,645 | 19.4 |
Each area shows its own total. City, county, and ZIP totals can overlap. Do not add these totals together. Population figures, where shown: U.S. Census Bureau, ACS 5-year estimate.
Frequently asked questions
How many registered sex offenders are listed in Plymouth County?
The October 7, 2026 snapshot lists 58 registry records in Plymouth County, Iowa. Counts may differ from official registry totals. Check the official registry for current details.
How do city, county, and ZIP totals relate?
City, county, and ZIP boundaries can overlap, so the same registry record may appear in more than one area. Do not add these totals together.
How can I check registry information near an address?
Open the free interactive map, enter an address, and choose a search radius. Map results cover that radius rather than the whole county. Verify identity and current status with the official registry.
Check a specific address
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