Petroleum County, Montana
5 public bodies govern here, 2 school districts are based here, and USDA lists 0 farmers markets. Everything below says where it came from.
In four numbers
- People
- 447
- Median household income
- $60,208
- ±16,682
- Unemployed
- 0.0%
- 0 of 235 in the labour force
- Homes with broadband
- 84.2%
- 186 of 221 households
U.S. Census Bureau, American Community Survey 5-year estimates 2020-2024; read 2026-09-26. Percentages worked out here from the two counts shown.
Who governs here
County government 1
| Name | People | Office | Website |
|---|---|---|---|
| County of Petroleum | 519 (2021) | Po Box 226, Winnett | — |
Cities, towns and villages 1
| Name | People | Office | Website |
|---|---|---|---|
| Town of Winnett | 194 (2021) | Po Box 225, Winnett | — |
Special districts 3
| Name | What it does | Office | Website |
|---|---|---|---|
| Petrolia Irrigation District | Irrigation | Po Box 111, Winnett | — |
| Petroleum County Rural Fire District | Local fire protection | Po Box 226, Winnett | — |
| Petroleum County Conservation District | Soil and water conservation | Po Box 118, Winnett | — |
U.S. Census Bureau, 2022 Census of Governments, Government Units List (published August 2023); the file read 2026-09-26. Offices are placed by county; a special district’s territory can cross county lines. Each body posts its own meetings on its website where the Census records one.
School districts based here
Petroleum
Supervisory union0 schools
No Address, Winnett, MT, 59087
Its website — where its board posts meetings. Federal record.
Winnett K-12 Schools
School district3 schools
305 South Broadway, Winnett, MT, 59087
Its website — where its board posts meetings. Federal record.
National Center for Education Statistics, Common Core of Data 2024-25; read 2026-09-26.
Farmers markets
USDA’s directory lists no farmers market in this county. That is not the same as there being none: a market that never registered with USDA, and was not found by its 2023 web sweep, is not in the directory.
USDA National Farmers Market Directory; read 2026-09-26.