Seneca, Kansas
Seneca: City in Kansas
About
Seneca is a city located in the county of Nemaha in the U.S. state of Kansas. Its population at the 2010 census was 1,991 and a population density of 469 people per km². After 10 years in 2020 city had an estimated population of 2,079 inhabitants.
Quick Facts about Seneca
| Population : | 2,079 (2020) |
| Country : | United States of America |
| State : | Kansas (United States) |
| County : | Nemaha County |
| Postal code : | 66538 |
| Phone Area Codes : | 785 |
| Area : | 4.24 km2 |
| Altitude : | 1,138 feet / 347 meters |
| Capital city : | Seneca is capital of Nemaha County |
| Time Zone : | America/Chicago |
| Local time : | 04:42:15 (5th December 2025) |
| Density : | 490 Pop. per km² as of 2020 |
| Population growth : | 4.23% (2010-2020) |
Geography
Seneca is located at 39°50'3"N 96°3'51"W (39.8341600, -96.0641700).
Seneca map
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- Official Website
Official website of Seneca
Demographics
The population of Seneca increased by 4.23% in 10 years.
| Year | Population | % Change | Method |
| 2010 | 1,991 | - | census |
| 2011 | 1,994 | 0.15% | estimation process |
| 2012 | 1,986 | -0.4% | estimation process |
| 2013 | 1,996 | 0.5% | estimation process |
| 2014 | 2,000 | 0.2% | estimation process |
| 2015 | 2,015 | 0.74% | estimation process |
| 2016 | 2,028 | 0.64% | estimation process |
| 2017 | 2,027 | -0.05% | estimation process |
| 2018 | 2,045 | 0.88% | estimation process |
| 2019 | 2,075 | 1.45% | estimation process |
| 2020 | 2,079 | 0.19% | estimation process |
Seneca zip code is 66538.
County name: Nemaha, County
fips: 20131
Castle Rock, Seneca
Stations (1)
Amtrak & bus stations near Seneca, KS
| Code | Name | Address | Type |
|---|---|---|---|
| TOP | Topeka | 500 SE Holliday Place | RAIL |
Other places with the same name (8)
- Seneca , South Carolina city in South Carolina with a population of 8,564 people.
- Seneca , Missouri city in Missouri with a population of 2,394 people.
- Seneca , Illinois village in Illinois with a population of 2,179 people.
- Seneca , Michigan township in Lenawee County, Michigan with a population of 1,181 people.
- Seneca , Wisconsin town in Crawford County, Wisconsin, United States with a population of 1,051 people.
- Seneca , Oregon city in Oregon, USA with a population of 225 people.
- Seneca , South Dakota town in South Dakota, United States of America with a population of 37 people.
Other cities in Nemaha County
Cities, towns, neighborhoods & other populated places in Nemaha County , KS.
| City Name | Population | Title |
|---|---|---|
| Sabetha | 2,550 | City in Kansas |
| Centralia | 516 | City in Nemaha County, Kansas, United States |
| Berwick | 401 | Human settlement in United States of America |
| Wetmore | 361 | Township in Nemaha County, Kansas |
| Corning | 162 | Human settlement in Nemaha County, Kansas, United States of America |
| Bern | 161 | City in Kansas, United States |
| Capioma | 142 | Township in Nemaha County, Kansas |
| Goff | 117 | Human settlement in Nemaha County, Kansas, United States of America |
| Neuchatel | 104 | Township in Nemaha County, Kansas |
| Granada | 103 | Township in Nemaha County, Kansas |
| Oneida | 71 | City in Kansas, USA |
Distance to Other Cities
Seneca distances to largest Kansas cities
