What is the population of Thayer?

The population of Thayer, IA is 58.

Where is Thayer located?

Thayer, IA is located at latitude 41.0280500 and longitude -94.0507800. It is in United States.

What is the area of Thayer?

The area of Thayer, IA is 0.239726 km².

What is the elevation of Thayer?

Thayer, IA has an elevation of 337 meters (1106 feet) above sea level.

What time zone is Thayer in?

Thayer, IA is in the America/Chicago time zone.

What state is Thayer in?

Thayer is in the state of Iowa, United States.

What county is Thayer, IA in?

Thayer is in Union County, Iowa.

How has the population of Thayer changed?

The population of Thayer, IA has decreased from 59 (2010) to 58 (2020), a change of -1.7%.

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Thayer, Iowa

Thayer: city in Union County, Iowa, United States

About

Thayer is a city located in the county of Union in the U.S. state of Iowa. Its population at the 2010 census was 59 and a population density of 246 people per km². After 10 years in 2020 city had an estimated population of 58 inhabitants.

Thayer locator map — Location of Thayer on Iowa map.

Quick Facts about Thayer

Population	58 (2020)
Country	United States of America
State	Iowa (United States)
County	Union County
Postal code	50254
Area	0.24 km²
Water as percent of area	0%
Land as percent of area	100%
Latitude & Longitude	41.0281,-94.0508
Altitude	1,106 feet / 337 meters
Time Zone	America/Chicago
Local time	23:37:13 (15th April 2026)
Density	242 Pop. per km² as of 2020
Population growth	-1.72% (2010-2020)
Weather	73℉ Chance Showers And Thunderstorms 7-days weather

Union County Iowa Incorporated and Unincorporated areas Thayer Highlighted locator map image

Geography

Thayer is located at 41°1'41"N 94°3'3"W (41.0280500, -94.0507800).

Thayer map

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Weather

73°F

Chance Showers And Thunderstorms

13 mph W Wednesday

A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 73. Chance of prec...

7-Day Forecast

Demographics

According to census records, the population of Thayer decreased by 1.72% in 10 years.

Year	Population	% Change	Method
2010	59	-	census
2011	59	0%	estimation process
2012	59	0%	estimation process
2013	59	0%	estimation process
2014	59	0%	estimation process
2015	56	-5.36%	estimation process
2016	56	0%	estimation process
2017	56	0%	estimation process
2018	55	-1.82%	estimation process
2019	55	0%	estimation process
2020	58	5.17%	estimation process

Thayer zip code is 50254. County name: Union, County fips: 19175

Nearby Schools and Colleges

Schools and campuses linked to Thayer, IA. Select a name to open its map and contact details.

Code	Name	City	ZIP
154396	Southwestern Community College	Creston (IA)	50801
153366	Graceland University-Lamoni	Lamoni (IA)	50140

Nearby Transit Stations (2)

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

Code	Name	Address	Type
OSC	Osceola	Main & East Clay Streets	RAIL
CRN	Creston	Pine and Adams Avenue	RAIL

Nearby Post Offices

Closest post offices linked to Thayer.

Post Office Name	City	ZIP
Murray Post Office	Murray (IA)	50174

Other places with the same name (4)

Thayer, Missouri city with a population of 2,103 people.
Thayer, Illinois city in Illinois, United States of America with a population of 651 people.
Thayer, Kansas city in Neosho County, Kansas, United States with a population of 465 people.
Thayer, Nebraska human settlement in York County, Nebraska, United States of America with a population of 49 people.

Other cities in Union County

Cities, towns, neighborhoods & other populated places in Union County , IA.

City Name	Population	Title
Creston	7,660	City in Iowa
Afton	825	City in Union County, Iowa
Lorimor	341	City in Union County, Iowa, United States
Cromwell	105	City in Iowa, United-States
Arispe	96	Human settlement in Union County, Iowa, United States of America
Shannon City	69	Human settlement in Iowa, United States of America