What is the population of Ionia?

The population of Ionia, IA is 273.

Where is Ionia located?

Ionia, IA is located at latitude 43.0341400 and longitude -92.4560100. It is in United States.

What is the area of Ionia?

The area of Ionia, IA is 1.425801 km².

What is the elevation of Ionia?

Ionia, IA has an elevation of 350 meters (1148 feet) above sea level.

What time zone is Ionia in?

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

What state is Ionia in?

Ionia is in the state of Iowa, United States.

What county is Ionia, IA in?

Ionia is in Chickasaw County, Iowa.

How has the population of Ionia changed?

The population of Ionia, IA has decreased from 291 (2010) to 273 (2020), a change of -6.2%.

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Ionia, Iowa

Ionia: city in Iowa, United States

About

Ionia is a city located in the county of Chickasaw in the U.S. state of Iowa. Its population at the 2010 census was 291 and a population density of 204 people per km². After 10 years in 2020 city had an estimated population of 273 inhabitants.

Quick Facts about Ionia

Population	273 (2020)
Country	United States of America
State	Iowa (United States)
County	Chickasaw County
Postal code	50645
Area	1.43 km²
Latitude & Longitude	43.0341,-92.4560
Altitude	1,148 feet / 350 meters
Time Zone	America/Chicago
Local time	02:28:46 (18th April 2026)
Density	191 Pop. per km² as of 2020
Population growth	-6.59% (2010-2020)
Weather	46℉ Slight Chance Rain Showers then Mostly Sunny 7-days weather

Geography

Ionia is located at 43°2'3"N 92°27'22"W (43.0341400, -92.4560100).

Ionia map

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Weather

46°F

Slight Chance Rain Showers then Mostly Sunny

18 to 22 mph NW Saturday

A slight chance of rain showers before 7am. Mostly sunny, with a high near 46. Northwest wind 18 to 22 mph, with gusts as high as 31 mph. Chance of pr...

7-Day Forecast

Demographics

According to census records, the population of Ionia decreased by 6.59% in 10 years.

Year	Population	% Change	Method
2010	291	-	census
2011	289	-0.69%	estimation process
2012	286	-1.05%	estimation process
2013	287	0.35%	estimation process
2014	285	-0.7%	estimation process
2015	282	-1.06%	estimation process
2016	281	-0.36%	estimation process
2017	276	-1.81%	estimation process
2018	275	-0.36%	estimation process
2019	275	0%	estimation process
2020	273	-0.73%	estimation process

Ionia zip code is 50645. County name: Chickasaw, County fips: 19037

Lonia

Nearby Schools and Colleges

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

Code	Name	City	ZIP
154527	Wartburg College	Waverly (IA)	50677-0903

Nearby Post Offices

Closest post offices linked to Ionia.

Post Office Name	City	ZIP
Ionia Post Office	Ionia (IA)	50645

Other places with the same name (3)

Ionia, Michigan city in and county seat of Ionia County, Michigan, United States with a population of 3,820 people.
Ionia, Missouri village in the United States with a population of 88 people.
Ionia, Kansas human settlement in United States of America with a population of 70 people.

Other cities in Chickasaw County

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

City Name	Population	Title
New Hampton	3,382	City in Iowa
Nashua	1,571	City in Chickasaw and Floyd counties in Iowa, United States
Fredericksburg	916	Township in Chickasaw County, Iowa
Lawler	422	City in Chickasaw County, Iowa, United States
Alta Vista	248	Human settlement in Chickasaw County, Iowa, United States of America
North Washington	137	Human settlement in Chickasaw County, Iowa, United States of America
Bassett	62	Human settlement in Chickasaw County, Iowa, United States of America