Musselshell County, Montana
Musselshell County: County in Montana, United States
About
Musselshell County is a county located in the U.S. state of Montana. As of the 2010 census, the population was 4,538 and a population density of 1 people per km². After 10 years in 2020 county had an estimated population of 4,669 inhabitants. Its county seat is Roundup. The county was created 114 years ago in 1910.
Quick Facts about Musselshell County
| Population : | 4,669 (2020) |
| Country : | United States of America |
| State : | Montana (United States) |
| Area : | 4846 km2 |
| Water as percent of area : | 0.1% |
| Land as percent of area : | 99.9% |
| Named for : | Musselshell River |
| Altitude : | 3,379 feet / 1030 meters |
| Capital : | Roundup |
| Establishment : | January 01, 1911 |
| Time Zone : | America/Denver |
| Local time : | 10:55:34 (22nd February 2025) |
| Density : | 1 Pop. per km² as of 2020 |
| Population growth : | 2.81% (2010-2020) |
Geography
Musselshell County is located at 46°29'48"N 108°23'52"W (46.4965500, -108.3977100). It has 2 neighbors: Petroleum County and Yellowstone County.
Musselshell County map
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The largest city of Musselshell County is Roundup with a population of 1,864. Other cities include and Melstone population 111. See all Musselshell County cities & populated places.
Musselshell County Populated Places
Cities, towns, neighborhoods & other populated places in Musselshell County.
| City Name | Population | Title |
|---|---|---|
| Roundup | 1,864 | City in Musselshell County, Montana, United States |
| Melstone | 111 | Human settlement in Musselshell County, Montana, United States of America |
- Official Website
Official website of Musselshell County
Musselshell County has 2 neighbours.
- Petroleum County county in Montana, United States
- Yellowstone County county in Montana, United States of America
Demographics
The population of Musselshell County increased by 2.81% in 10 years.
| Year | Population | % Change | Method |
| 2010 | 4,538 | - | census |
| 2011 | 4,747 | 4.4% | estimation process |
| 2012 | 4,692 | -1.17% | estimation process |
| 2013 | 4,681 | -0.23% | estimation process |
| 2014 | 4,645 | -0.78% | estimation process |
| 2015 | 4,628 | -0.37% | estimation process |
| 2016 | 4,646 | 0.39% | estimation process |
| 2017 | 4,632 | -0.3% | estimation process |
| 2018 | 4,632 | 0% | estimation process |
| 2019 | 4,633 | 0.02% | estimation process |
| 2020 | 4,669 | 0.77% | estimation process |
Montana Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Yellowstone County | 162,990 | County in Montana, United States of America |
| Missoula County | 121,630 | County in Montana, United States |
| Billings | 117,445 | The most populous city in Montana. |
| Gallatin County | 116,806 | County in Montana, United States |
| Flathead County | 105,851 | County in Montana, United States |
| Cascade County | 81,346 | County in central Montana, United States |
| Missoula | 76,848 | The most populous city in Missoula County, Montana. |
| Lewis and Clark County | 70,229 | County in Montana, United States |
| Great Falls | 58,353 | Town in Cascade County, Montana, United States |
| Bozeman | 50,970 | Town in Gallatin County, Montana, United States |
| Ravalli County | 45,002 | County in Montana, United States |
| Silver Bow County | 35,180 | County in Montana, United States |
| Butte | 34,190 | Consolidated city-county in Montana, United States |
| Helena | 33,737 | State capital of Montana, United States and seat of Lewis and Clark County |
| Lake County | 30,986 | County in Montana, United States |
| Kalispell | 25,329 | City in Flathead County, Montana, United States |
