What is the population of Westport?

The population of Westport, SD is 107.

Where is Westport located?

Westport, SD is located at latitude 45.6488600 and longitude -98.4970400. It is in United States.

What is the area of Westport?

The area of Westport, SD is 0.608612 km².

What is the elevation of Westport?

Westport, SD has an elevation of 406 meters (1332 feet) above sea level.

What time zone is Westport in?

Westport, SD is in the America/Chicago time zone.

What state is Westport in?

Westport is in the state of South Dakota, United States.

What county is Westport, SD in?

Westport is in Brown County, South Dakota.

How has the population of Westport changed?

The population of Westport, SD has decreased from 107 (2010) to 107 (2020), a change of 0%.

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Westport, South Dakota

Westport: town in Brown County, South Dakota, United States

About

Westport is a town located in the county of Brown in the U.S. state of South Dakota. Its population at the 2010 census was 107 and a population density of 176 people per km². After 10 years in 2020 city had an estimated population of 107 inhabitants.

Westport locator map — Location of Westport on South Dakota map.

Quick Facts about Westport

Population	107 (2020)
Country	United States of America
State	South Dakota (United States)
County	Brown County
Postal code	57481
Phone Area Codes	605
Area	0.61 km²
Latitude & Longitude	45.6489,-98.4970
Altitude	1,332 feet / 406 meters
Time Zone	America/Chicago
Local time	00:20:23 (15th April 2026)
Density	176 Pop. per km² as of 2020
Population growth	0% (2010-2020)
Weather	70℉ Mostly Sunny then Slight Chance Rain Showers 7-days weather

Brown County South Dakota Incorporated and Unincorporated areas Westport Highlighted locator map image

Geography

Westport is located at 45°38'56"N 98°29'49"W (45.6488600, -98.4970400).

Westport map

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Weather

70°F

Mostly Sunny then Slight Chance Rain Showers

6 to 12 mph WSW Wednesday

A slight chance of rain showers after 1pm. Mostly sunny, with a high near 70. West southwest wind 6 to 12 mph. Chance of precipitation is 20%.

7-Day Forecast

Demographics

The population of Westport increased by 0% in 10 years.

Year	Population	% Change	Method
2010	107	-	census
2011	107	0%	estimation process
2012	108	0.93%	estimation process
2013	110	1.82%	estimation process
2014	108	-1.85%	estimation process
2015	108	0%	estimation process
2016	109	0.92%	estimation process
2017	109	0%	estimation process
2018	108	-0.93%	estimation process
2019	107	-0.93%	estimation process
2020	107	0%	estimation process

Westport zip code is 57481. County name: Brown, County fips: 46013

People born in Westport (1)

American politician Lorna B. Herseth was born in Westport

Nearby Schools and Colleges

Schools and campuses linked to Westport, SD. Select a name to open its map and contact details.

Code	Name	City	ZIP
219295	Presentation College	Aberdeen (SD)	57401-1280
219259	Northern State University	Aberdeen (SD)	57401-7198
200484	Trinity Bible College and Graduate School	Ellendale (ND)	58436-7105

Nearby Post Offices

Closest post offices linked to Westport.

Post Office Name	City	ZIP
Westpor Post Office	Westport (SD)	57481
Barnard Post Office	Barnard (SD)	57426
Columbia Post Office	Columbia (SD)	57433
Frederick Post Office	Frederick (SD)	57441
Aberdeen Post Office	Aberdeen (SD)	57401

Other places with the same name (10)

Westport, Connecticut town in Connecticut with a population of 28,444 people.
Westport, Massachusetts town of the United States with a population of 16,097 people.
Westport, Wisconsin unincorporated community in Richland County, Wisconsin with a population of 4,225 people.
Westport, North Carolina township in Lincoln County, North Carolina with a population of 4,026 people.
Westport, Washington city in Washington, USA with a population of 2,119 people.
Westport, Indiana human settlement in Decatur County, Indiana, United States of America with a population of 1,416 people.
Westport, New York town in New York, USA with a population of 1,239 people.
Westport, Maine township in Lincoln County, North Carolina with a population of 775 people.
Westport, Oklahoma human settlement in Pawnee County, Oklahoma, United States of America with a population of 309 people.
Westport, Minnesota city in Minnesota, United States with a population of 281 people.

Other cities in Brown County

Cities, towns, neighborhoods & other populated places in Brown County , SD.

City Name	Population	Title
Aberdeen	930	City in and the county seat of Brown County, South Dakota, United States
Bath	747	Unincorporated community in South Dakota
Warner	593	Town in Brown County, South Dakota, United States
Ordway	295	Township in Brown County, South Dakota
Claremont	122	Town in Brown County, South Dakota, United States
Groton	121	City in Brown County, South Dakota, United States
Columbia	108	City in Brown County, South Dakota, United States
Putney	104	Human settlement in United States of America
Stratford	74	Town in South Dakota, United States of America
Frederick	61	Town in Brown County, South Dakota, United States
Hecla	52	Township in Brown County, South Dakota
Verdon	5	Town in South Dakota, United States of America