Yellowstone County, Montana facts for kids
Quick facts for kids
Yellowstone County
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Yellowstone County Courthouse in Billings, 2024
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Location within the U.S. state of Montana
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 Montana's location within the U.S. |
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| Country |  United States |
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| State |  Montana |
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| Founded | February 26, 1883 | |
| Named for | Yellowstone River | |
| Seat | Billings | |
| Largest city | Billings | |
| Area | ||
| • Total | 2,649 sq mi (6,860 km2) | |
| • Land | 2,633 sq mi (6,820 km2) | |
| • Water | 16 sq mi (40 km2) 0.6% | |
| Population
(2020)
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| • Total | 164,731 | |
| • Estimate
(2022)
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169,852  |
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| • Density | 62.186/sq mi (24.010/km2) | |
| Time zone | UTC−7 (Mountain) | |
| • Summer (DST) | UTC−6 (MDT) | |
| Congressional district | 2nd | |
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Yellowstone County is the most populous county in the U.S. state of Montana. As of the 2020 census, the population was 164,731. Its county seat is Billings, the state's most populous city. Like the nearby park, Yellowstone County is named after the Yellowstone River which roughly bisects the county, flowing southwest to northeast. The river, in turn, was named for the yellow sandstone cliffs in what is now Yellowstone County.
Yellowstone County is included in the Billings, Montana Metropolitan Statistical Area.
Contents
Geography
According to the United States Census Bureau, the county has a total area of 2,649 square miles (6,860 km2), of which 2,633 square miles (6,820 km2) is land and 16 square miles (41 km2) (0.6%) is water.
Major highways
I-90
I-90 Bus.
I-94
US 87
US 212
US 310
MT 3
MT 47
S-302
Transit
- Billings Metropolitan Transit
- Express Arrow
- Jefferson Lines
Adjacent counties
- Musselshell County – north
- Rosebud County – northeast
- Treasure County – east
- Big Horn County – southeast
- Carbon County – southwest
- Stillwater County – west
- Golden Valley County – northwest
National protected areas
Demographics
| Historical population | |||
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| Census | Pop. | %± | |
| 1890 | 2,065 | — | |
| 1900 | 6,212 | 200.8% | |
| 1910 | 22,944 | 269.3% | |
| 1920 | 29,600 | 29.0% | |
| 1930 | 30,785 | 4.0% | |
| 1940 | 41,182 | 33.8% | |
| 1950 | 55,875 | 35.7% | |
| 1960 | 79,016 | 41.4% | |
| 1970 | 87,367 | 10.6% | |
| 1980 | 108,035 | 23.7% | |
| 1990 | 113,419 | 5.0% | |
| 2000 | 129,352 | 14.0% | |
| 2010 | 147,972 | 14.4% | |
| 2020 | 164,731 | 11.3% | |
| 2022 (est.) | 169,852 | 14.8% | |
| U.S. Decennial Census 1790–1960 1900–1990 1990–2000 2010–2020 |
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2020 census
As of the 2020 census there were 164,731 people living in the county.
2010 census
As of the 2010 census, there were 147,972 people, 60,672 households, and 38,367 families residing in the county. The population density was 56.2 inhabitants per square mile (21.7/km2). There were 63,943 housing units at an average density of 24.3 per square mile (9.4/km2). The racial makeup of the county was 90.7% white, 4.0% American Indian, 0.6% black or African American, 0.6% Asian, 0.1% Pacific islander, 1.2% from other races, and 2.8% from two or more races. Those of Hispanic or Latino origin made up 4.7% of the population. In terms of ancestry, 32.4% were German, 14.0% were Irish, 11.3% were English, 10.0% were American, and 9.9% were Norwegian.
Of the 60,672 households, 30.5% had children under the age of 18 living with them, 48.0% were married couples living together, 10.5% had a female householder with no husband present, 36.8% were non-families, and 29.7% of all households were made up of individuals. The average household size was 2.38 and the average family size was 2.94. The median age was 38.3 years.
The median income for a household in the county was $48,641 and the median income for a family was $62,380. Males had a median income of $42,899 versus $30,403 for females. The per capita income for the county was $26,152. About 7.9% of families and 11.2% of the population were below the poverty line, including 15.6% of those under age 18 and 7.7% of those age 65 or over.
Communities
Cities
Town
Census-designated places
- Acton
- Ballantine
- Custer
- Huntley
- Lockwood
- Mountain View Colony
- Nibbe
- Pompeys Pillar
- Shepherd
- Worden
Other unincorporated communities
Ghost towns
Education
School districts include:
K-12 (unified):
- Custer K-12 Schools
- Huntley Project K-12 Schools
- Lockwood K-12 Schools
High school districts:
- Billings High School District
- Broadview High School District
- Laurel High School District
- Shepherd High School District
Elementary school districts:
- Billings Elementary School District
- Blue Creek Elementary School District
- Broadview Elementary School District
- Canyon Creek Elementary School District
- Elder Grove Elementary School District
- Elysian Elementary School District
- Independent Elementary School District
- Laurel Elementary School District
- Molt Elementary School District
- Morin Elementary School District
- Pioneer Elementary School District
- Shepherd Elementary School District
- Yellowstone Academy Elementary School District
See also
In Spanish: Condado de Yellowstone (Montana) para niños
