Jay County, Indiana
Jay County: County in Indiana, United States of America
About
Jay County is a county located in the U.S. state of Indiana. As of the 2010 census, the population was 21,253 and a population density of 21 people per km². After 10 years in 2020 county had an estimated population of 20,416 inhabitants. Its county seat is Portland. The county was created 189 years ago in 1835.
![Jay County locator map](https://cdn.mapsof.net/images/492/4922013/jay-county-locator-map-image_146552.png)
Quick Facts about Jay County
Population : | 20,416 (2020) |
Country : | United States of America |
State : | Indiana (United States) |
Area : | 994 km2 |
Water as percent of area : | 0.05% |
Land as percent of area : | 99.95% |
Named for : | John Jay |
Altitude : | 909 feet / 277 meters |
Capital : | Portland |
Establishment : | January 01, 1836 |
Time Zone : | Eastern Time Zone |
Local time : | 2/17/2025 - 7:27:55 PM |
Density : | 21 Pop. per km² as of 2020 |
Population growth : | -4.1% (2010-2020) |
![Jay County Courthouse P4020129 image](https://cdn.mapsof.net/images/492/4922013/jay-county-image_13090.jpg)
![Jay County Courthouse P4020129 image](https://cdn.mapsof.net/images/492/4922013/jay-county-image_13090.jpg)
Geography
Jay County is located at 40°26'17"N 85°0'20"W (40.4379200, -85.0056400). It has 7 neighbors: Adams County, Blackford County, Delaware County, Randolph County, Wells County, Darke County and Mercer County.
Jay County map
The largest city of Jay County is Portland with a population of 5,992. Other cities include, Greene population 3,260, Redkey population 1,278 and Salamonia population 158. See all Jay County cities & populated places.
Jay County Populated Places
Cities, towns, neighborhoods & other populated places in Jay County.
City Name | Population | Title |
---|---|---|
Noble | 65,835 | Township in Noble County, Indiana |
Portland | 5,992 | City in and the county seat of Jay County, Indiana, United States of America |
Greene | 3,260 | Unincorporated community in Jay County, Indiana |
Redkey | 1,278 | City in Jay County, Indiana, United States of America |
Bryant | 247 | Town in Bearcreek Township, Jay County, Indiana, United States |
Salamonia | 158 | Human settlement in Jay County, Indiana, United States of America |
- Official Website
Official website of Jay County
Jay County has 7 neighbours.
- Adams County county in Indiana, United States
- Blackford County county in Indiana, United States
- Delaware County county in Indiana, United States
- Randolph County county in Indiana, United States
- Wells County county in Indiana, United States
- Darke County county in Ohio, United States
- Mercer County county in Ohio, United States
Demographics
According to census records, the population of Jay County decreased by 4.1% in 10 years.
Year | Population | % Change | Method |
2010 | 21,253 | - | census |
2011 | 21,335 | 0.38% | estimation process |
2012 | 21,348 | 0.06% | estimation process |
2013 | 21,270 | -0.37% | estimation process |
2014 | 21,139 | -0.62% | estimation process |
2015 | 21,137 | -0.01% | estimation process |
2016 | 21,017 | -0.57% | estimation process |
2017 | 20,883 | -0.64% | estimation process |
2018 | 20,727 | -0.75% | estimation process |
2019 | 20,436 | -1.42% | estimation process |
2020 | 20,416 | -0.1% | estimation process |
People born in Jay County (2)
People born in Jay County, including Union Army soldier John J. Williams, psychologist Calvin Perry Stone, .
List
Indiana Other Counties (more counties)
County Name | Population | Title |
---|---|---|
Marion County | 966,183 | County in Oregon, United States |
Indianapolis | 877,903 | The sixteenth most populous city in the United States and the center of the Indianapolis metropolitan area. |
Lake County | 487,536 | County in Indiana, United States |
Allen County | 382,187 | County in Indiana, United States |
Hamilton County | 344,238 | County in Indiana, United States |
Fort Wayne | 272,398 | The second most populous city in Indiana and the center of the Fort Wayne metropolitan area. |
Saint Joseph County | 271,484 | County in Indiana, United States |
Elkhart County | 206,161 | County in Indiana, United States |
Tippecanoe County | 196,115 | County in the northwest quadrant of Indiana, United States |
Vanderburgh County | 182,447 | County in Indiana, United States |
Hendricks County | 173,251 | County in Indiana, United States |
Porter County | 170,980 | County in Indiana, United States |
Johnson County | 160,607 | County in Indiana, United States |
Monroe County | 148,219 | County in Indiana, United States |
Madison County | 129,681 | County in Indiana, United States |
Clark County | 119,266 | County in Indiana, United States |