Riley County, Kansas
Riley County: county in Kansas, United States
About
Riley County is a county located in the U.S. state of Kansas. As of the 2010 census, the population was 71,115 and a population density of 44 people per km². After 10 years in 2020 county had an estimated population of 73,202 inhabitants. Its county seat is Manhattan. The county was created 170 years ago in 1855.
County Snapshot
Riley County at a glance
Riley County currently has 7 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
7
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Kansas counties
105
Open related pagesLargest city
ManhattanPopulation 2,314
Top linked places
Quick Facts about Riley County
| Population | 73,202 (2020) |
| Country | United States of America |
| State | Kansas (United States) |
| Area | 1611 km2 |
| Water as percent of area | 2% |
| Land as percent of area | 98% |
| Latitude & Longitude | 39.2965,-96.7352 |
| Named for | Bennett C. Riley |
| Altitude | 1,316 feet / 401 meters |
| Capital | Manhattan |
| Establishment | August 25, 1855 |
| Time Zone | Central Time Zone |
| Local time | 18:59:49 (18th April 2026) |
| Density | 45 Pop. per km² as of 2020 |
| Population growth | 2.85% (2010-2020) |
| Weather | 62℉ Sunny 7-days weather |
Geography
Riley County is located at 39°17'47"N 96°44'7"W (39.2964600, -96.7351800). It has 6 neighbors: Clay County, Geary County, Marshall County, Pottawatomie County, Wabaunsee County and Washington County.
Riley County map
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The largest city of Riley County is Manhattan with a population of 2,314. Other cities include, Ogden population 1,956, Riley population 955, Bala population 700 and Leonardville population 432. See all Riley County cities & populated places.
Riley County Populated Places
Cities, towns, neighborhoods & other populated places in Riley County.
| City Name | Population | Title |
|---|---|---|
| Manhattan | 2,314 | Borough of New York City, New York, United States |
| Ogden | 1,956 | City in Riley County, Kansas, United States of America |
| Riley | 955 | City in Riley County, Kansas, United States |
| Bala | 700 | Human settlement in United States of America |
| Leonardville | 432 | City in the U. |
| Zeandale | 320 | Township in Riley County, Kansas |
| Randolph | 156 | City in Kansas, United States |
Weather
Sunny, with a high near 62. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
7-Day ForecastOfficial website of Riley County
Official Website- Manhattan
Demographics
The population of Riley County increased by 2.85% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 71,115 | - | census |
| 2011 | 73,424 | 3.14% | estimation process |
| 2012 | 77,497 | 5.26% | estimation process |
| 2013 | 76,923 | -0.75% | estimation process |
| 2014 | 76,479 | -0.58% | estimation process |
| 2015 | 77,185 | 0.91% | estimation process |
| 2016 | 75,172 | -2.68% | estimation process |
| 2017 | 73,977 | -1.62% | estimation process |
| 2018 | 74,712 | 0.98% | estimation process |
| 2019 | 74,232 | -0.65% | estimation process |
| 2020 | 73,202 | -1.41% | estimation process |
Kansas Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Johnson County | 607,220 | County in Wyoming, United States |
| Sedgwick County | 519,907 | County in Kansas, United States |
| Wichita | 391,731 | The largest city in Kansas and the center of the Wichita metropolitan area. |
| Overland Park | 197,381 | The second most populous city in Johnson County, Kansas. |
| Shawnee County | 175,999 | County in Kansas, United States |
| Wyandotte County | 165,265 | County in Kansas, United States |
| Kansas City | 152,960 | The second most populous city in Kansas. |
| Douglas County | 122,530 | County in Kansas, United States |
| Leavenworth County | 82,246 | County in Kansas, United States |
| Butler County | 66,992 | County in Kansas, United States of America |
| Shawnee | 66,298 | The most populous city in Johnson County, Kansas. |
| Reno County | 61,793 | County in Kansas, United States |
| Lenexa | 56,156 | The most populous city in Johnson County, Kansas. |
| Saline County | 53,926 | County in Kansas, United States |
| Salina | 46,274 | The most populous city in Saline County, Kansas. |
| Hutchinson | 40,209 | The county seat of Reno County, Kansas. |