What is the population of Barnum?

The population of Barnum, IA is 181.

Where is Barnum located?

Barnum, IA is located at latitude 42.5085800 and longitude -94.3652500. It is in United States.

What is the area of Barnum?

The area of Barnum, IA is 0.950811 km².

What is the elevation of Barnum?

Barnum, IA has an elevation of 359 meters (1178 feet) above sea level.

What time zone is Barnum in?

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

What state is Barnum in?

Barnum is in the state of Iowa, United States.

What county is Barnum, IA in?

Barnum is in Webster County, Iowa.

How has the population of Barnum changed?

The population of Barnum, IA has decreased from 191 (2010) to 181 (2020), a change of -5.2%.

Barnum, IA - Geographic Facts & Maps

Barnum: city in Iowa, United States.

About

Barnum is a city located in the county of Webster in the U.S. state of Iowa. Its population at the 2010 census was 191 and a population density of 201 people per km². After 10 years in 2020 city had an estimated population of 181 inhabitants.

Quick Facts about Barnum

Population	181 (2020)
Country	United States of America
State	Iowa (United States)
County	Webster County
Postal code	50518
Area	0.95 km²
Latitude & Longitude	42.5086,-94.3653
Altitude	1,175 feet / 358 meters
Time Zone	America/Chicago
Local time	23:38:06 (15th October 2026)
Density	190 Pop. per km² as of 2020
Population growth	-5.24% (2010-2020)

Geography

Barnum is located at 42°30'31"N 94°21'55"W (42.5085800, -94.3652500).

Barnum map

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Demographics

According to census records, the population of Barnum decreased by 5.24% in 10 years.

Year	Population	% Change	Method
2010	191	-	census
2011	192	0.52%	estimation process
2012	190	-1.04%	estimation process
2013	189	-0.53%	estimation process
2014	188	-0.53%	estimation process
2015	188	0%	estimation process
2016	186	-1.06%	estimation process
2017	185	-0.54%	estimation process
2018	184	-0.54%	estimation process
2019	181	-1.63%	estimation process
2020	181	0%	estimation process

Barnum zip code is 50518. County name: Webster, County fips: 19187

Nearby Schools and Colleges

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

Code	Name	City	ZIP
153524	Iowa Central Community College	Fort Dodge (IA)	50501

Nearby Post Offices

Closest post offices linked to Barnum.

Post Office Name	City	ZIP
Barnum Post Office	Barnum (IA)	50518

Other cities in Webster County

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

City Name	Population	Title
Fort Dodge	23,906	City in Iowa

Barnum, Iowa