PUBLIC REGISTRY INFORMATION
39 registered sex offenders in Jefferson County, Montana
See the October 2026 registry snapshot for Jefferson County and search the map near a specific address.
Registry snapshot
October 2026- Registry records
- 39
- Registry source
- Montana Sex Offender Registry
This is a snapshot. Check the official registry for current information.
Registry statistics
Population and rate comparison- Registry records per 10,000 residents
- 30.5
- Population estimate
- 12,774
- About 1 registry record per
- 328 residents
About this snapshot
The October 2026 snapshot lists 39 registry records in Jefferson County, Montana. With an estimated population of 12,774, that is 30.5 registry records per 10,000 residents. This is 4% above the Montana statewide rate (29.5 per 10,000).
Explore registered offender addresses near Jefferson County
Cities near Jefferson County
| Location | Registry records | Population estimate | Records per 10,000 |
|---|---|---|---|
| Butte | 148 | — | — |
| Anaconda | 60 | — | — |
| Boulder | 16 | 1,284 | 124.6 |
| Whitehall | 10 | 1,156 | 86.5 |
| Clancy | 6 | 1,874 | 32.0 |
| Jefferson City | 3 | 533 | 56.3 |
| Basin | 1 | 352 | 28.4 |
ZIP codes near Jefferson County
| Location | Registry records | Population estimate | Records per 10,000 |
|---|---|---|---|
| ZIP code 59701 | 148 | 34,232 | 43.2 |
| ZIP code 59711 | 60 | 9,529 | 63.0 |
| ZIP code 59632 | 16 | 2,557 | 62.6 |
| ZIP code 59759 | 10 | 3,631 | 27.5 |
| ZIP code 59634 | 6 | 5,521 | 10.9 |
| ZIP code 59638 | 3 | 769 | 39.0 |
| ZIP code 59631 | 1 | 375 | 26.7 |
Other counties in Montana
| Location | Registry records | Population estimate | Records per 10,000 |
|---|---|---|---|
| Missoula County | 426 | 120,672 | 35.3 |
| Lewis and Clark County | 242 | 73,464 | 32.9 |
| Flathead County | 231 | 110,695 | 20.9 |
| Big Horn County | 90 | 12,891 | 69.8 |
| Lake County | 87 | 32,561 | 26.7 |
| Lincoln County | 70 | 21,175 | 33.1 |
| Valley County | 46 | 7,519 | 61.2 |
| Powell County | 27 | 7,053 | 38.3 |
| Mineral County | 21 | 4,959 | 42.3 |
| Musselshell County | 21 | 5,152 | 40.8 |
| Chouteau County | 18 | 5,906 | 30.5 |
| Beaverhead County | 17 | 9,713 | 17.5 |
| Park County | 17 | 17,710 | 9.6 |
| McCone County | 13 | 1,670 | 77.8 |
| Madison County | 11 | 9,223 | 11.9 |
| Prairie County | 9 | 1,250 | 72.0 |
| Meagher County | 5 | 2,007 | 24.9 |
| Judith Basin County | 2 | 2,071 | 9.7 |
| Liberty County | 2 | 1,952 | 10.2 |
| Wibaux County | 1 | 1,193 | 8.4 |
Each area shows its own total. City, county, and ZIP totals can overlap. Population figures, where shown: U.S. Census Bureau, ACS 5-year estimate.
Frequently asked questions
How many registered sex offenders are listed in Jefferson County?
The October 2026 snapshot lists 39 registry records in Jefferson County, Montana. 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.
How can I check registry information near an address?
Open the free interactive map, enter an address, and choose a search radius. Verify identity and current status with the official registry.
Check a specific address
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