Johnson County, Wyoming
Johnson County: county in Wyoming, United States
About
Johnson County is a county located in the U.S. state of Wyoming. As of the 2010 census, the population was 8,569 and a population density of 1 people per km². After 10 years in 2020 county had an estimated population of 8,588 inhabitants. Its county seat is Buffalo. The county was created 150 years ago in 1875.
County Snapshot
Johnson County at a glance
Johnson County currently has 2 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
2
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Wyoming counties
23
Open related pagesLargest city
BuffaloPopulation 4,659
Top linked places
Quick Facts about Johnson County
| Population | 8,588 (2020) |
| Country | United States of America |
| State | Wyoming (United States) |
| Different from | Johnson County, Johnson County, Johnson County, Johnson County, Johnson County, Johnson County, Johnson County, Johnson County, Johnson County, Johnson County, Johnson County |
| Area | 10812 km2 |
| Water as percent of area | 0.5% |
| Land as percent of area | 99.5% |
| Latitude & Longitude | 44.0388,-106.5846 |
| Named for | E. L. Pease, E. P. Johnson |
| Capital | Buffalo |
| Time Zone | America/Denver |
| Local time | 16:21:03 (18th April 2026) |
| Density | 1 Pop. per km² as of 2020 |
| Population growth | 0.22% (2010-2020) |
| Weather | 20℉ Partly Cloudy 7-days weather |
Geography
Johnson County is located at 44°2'20"N 106°35'5"W (44.0387700, -106.5846300). It has 6 neighbors: Campbell County, Big Horn County, Converse County, Natrona County, Sheridan County and Washakie County.
Johnson County map
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The largest city of Johnson County is Buffalo with a population of 4,659. Other cities include and Kaycee population 289. See all Johnson County cities & populated places.
Johnson County Populated Places
Cities, towns, neighborhoods & other populated places in Johnson County.
| City Name | Population | Title |
|---|---|---|
| Buffalo | 4,659 | City in and county seat of Johnson County, Wyoming, United States |
| Kaycee | 289 | Town of the United States |
Weather
Partly cloudy. Low around 20, with temperatures rising to around 24 overnight. South wind around 8 mph.
7-Day ForecastOfficial website of Johnson County
Official Website- Buffalo
Demographics
The population of Johnson County increased by 0.22% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 8,569 | - | census |
| 2011 | 8,646 | 0.89% | estimation process |
| 2012 | 8,641 | -0.06% | estimation process |
| 2013 | 8,641 | 0% | estimation process |
| 2014 | 8,582 | -0.69% | estimation process |
| 2015 | 8,611 | 0.34% | estimation process |
| 2016 | 8,484 | -1.5% | estimation process |
| 2017 | 8,447 | -0.44% | estimation process |
| 2018 | 8,446 | -0.01% | estimation process |
| 2019 | 8,445 | -0.01% | estimation process |
| 2020 | 8,588 | 1.67% | estimation process |
Other places with the same name (11)
- Johnson County, Kansas county in Wyoming, United States with a population of 607,220 people.
- Johnson County, Texas county in Texas, United States with a population of 179,575 people.
- Johnson County, Indiana county in Indiana, United States with a population of 160,607 people.
- Johnson County, Iowa county in Iowa, United States with a population of 153,740 people.
- Johnson County, Missouri county in Missouri, United States with a population of 54,219 people.
- Johnson County, Arkansas county in Arkansas, United States with a population of 26,513 people.
- Johnson County, Kentucky county in Kentucky, United States with a population of 22,002 people.
- Johnson County, Tennessee county in Tennessee, United States with a population of 17,849 people.
- Johnson County, Illinois county in Illinois, United States with a population of 12,358 people.
- Johnson County, Georgia county in Georgia, United States with a population of 9,667 people.
- Johnson County, Nebraska county in Nebraska, United States with a population of 5,057 people.
Wyoming Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Laramie County | 100,595 | County in the southeastern corner of Wyoming, United States |
| Natrona County | 80,815 | County in Wyoming, United States |
| Cheyenne | 64,742 | The most populous city in Laramie County, Wyoming. |
| Casper | 58,498 | The most populous city in Natrona County, Wyoming. |
| Campbell County | 46,676 | County in northeastern Wyoming, United States |
| Sweetwater County | 42,673 | County in Wyoming, United States |
| Fremont County | 39,317 | County in western Wyoming, United States |
| Albany County | 38,950 | County in Wyoming, United States |
| Laramie | 32,661 | City in and county seat of Albany County, Wyoming, United States |
| Gillette | 32,220 | City in Campbell County, Wyoming, United States |
| Sheridan County | 30,863 | County in Wyoming, United States |
| Park County | 29,331 | County in Colorado, United States |
| Teton County | 23,497 | County in Wyoming, United States |
| Rock Springs | 22,943 | City in Sweetwater County, Wyoming, United States |
| Lincoln County | 20,253 | County in Wyoming, United States |
| Uinta County | 20,215 | County in Wyoming, United States |