What is the population of Seneca?

The population of Seneca, KS is 2,079.

Where is Seneca located?

Seneca, KS is located at latitude 39.8341600 and longitude -96.0641700. It is in United States.

What is the area of Seneca?

The area of Seneca, KS is 4.242357 km².

What is the elevation of Seneca?

Seneca, KS has an elevation of 347 meters (1138 feet) above sea level.

What time zone is Seneca in?

Seneca, KS is in the America/Chicago time zone.

What state is Seneca in?

Seneca is in the state of Kansas, United States.

What county is Seneca, KS in?

Seneca is in Nemaha County, Kansas.

How has the population of Seneca changed?

The population of Seneca, KS has increased from 1,991 (2010) to 2,079 (2020), a change of 4.4%.

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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
Latitude & Longitude	39.8342,-96.0642
Altitude	1,138 feet / 347 meters
Capital city	Seneca is capital of Nemaha County
Time Zone	America/Chicago
Local time	07:42:45 (14th October 2026)
Density	490 Pop. per km² as of 2020
Population growth	4.42% (2010-2020)
Weather	55℉ Scattered Showers And Thunderstorms 7-days weather

Geography

Seneca is located at 39°50'3"N 96°3'51"W (39.8341600, -96.0641700).

Seneca map

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Weather

55°F

Scattered Showers And Thunderstorms

10 mph N Overnight

Scattered showers and thunderstorms. Cloudy, with a low around 55. North wind around 10 mph. Chance of precipitation is 50%.

7-Day Forecast

Official website of Seneca

Official Website

Demographics

The population of Seneca increased by 4.42% 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	0.75%	estimation process
2016	2,028	0.65%	estimation process
2017	2,027	-0.05%	estimation process
2018	2,045	0.89%	estimation process
2019	2,075	1.47%	estimation process
2020	2,079	0.19%	estimation process

Seneca zip code is 66538. County name: Nemaha, County fips: 20131

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Nearby Transit Stations (1)

Rail and bus stations connected to Seneca, KS. Select a station to open its map and address details.

Code	Name	Address	Type
TOP	Topeka	500 SE Holliday Place	RAIL

Nearby Post Offices

Closest post offices linked to Seneca.

Post Office Name	City	ZIP
Seneca Post Office	Seneca (KS)	66538

Other places with the same name (4)

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, Wisconsin town in Crawford County, Wisconsin, United States. with a population of 1,051 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

Distance to Other Cities

Seneca distances to largest Kansas cities