What is the population of Clear Lake?

The population of Clear Lake, IA is 7,517.

Where is Clear Lake located?

Clear Lake, IA is located at latitude 43.1380200 and longitude -93.3793700. It is in United States.

What is the area of Clear Lake?

The area of Clear Lake, IA is 34.797837 km².

What is the elevation of Clear Lake?

Clear Lake, IA has an elevation of 377 meters (1237 feet) above sea level.

What time zone is Clear Lake in?

Clear Lake, IA is in the America/Chicago time zone.

What state is Clear Lake in?

Clear Lake is in the state of Iowa, United States.

What county is Clear Lake, IA in?

Clear Lake is in Cerro Gordo County, Iowa.

How has the population of Clear Lake changed?

The population of Clear Lake, IA has decreased from 7,777 (2010) to 7,517 (2020), a change of -3.3%.

Clear Lake, Iowa

Clear Lake: city in Iowa, United States

About

Clear Lake is a city located in the county of Cerro Gordo in the U.S. state of Iowa. Its population at the 2010 census was 7,777 and a population density of 223 people per km². After 10 years in 2020 city had an estimated population of 7,517 inhabitants.

Clear Lake locator map — Location of Clear Lake on Iowa map.

Quick Facts about Clear Lake

Population	7,517 (2020)
Country	United States of America
State	Iowa (United States)
County	Cerro Gordo County
Postal code	50428
Phone Area Codes	641
Area	34.8 km²
Latitude & Longitude	43.1380,-93.3794
Altitude	1,237 feet / 377 meters
Time Zone	America/Chicago
Local time	02:18:40 (23rd April 2026)
Density	216 Pop. per km² as of 2020
Population growth	-3.46% (2010-2020)
Weather	72℉ Mostly Cloudy then Chance Showers And Thunderstorms 7-days weather

Clear lake iowa image

Geography

Clear Lake is located at 43°8'17"N 93°22'46"W (43.1380200, -93.3793700).

Clear Lake map

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Weather

72°F

Mostly Cloudy then Chance Showers And Thunderstorms

21 to 25 mph S Thursday

A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 72. South wind...

7-Day Forecast

Official website of Clear Lake

Official Website

Demographics

According to census records, the population of Clear Lake decreased by 3.46% in 10 years.

Year	Population	% Change	Method
2010	7,777	-	census
2011	7,758	-0.24%	estimation process
2012	7,730	-0.36%	estimation process
2013	7,698	-0.42%	estimation process
2014	7,677	-0.27%	estimation process
2015	7,637	-0.52%	estimation process
2016	7,656	0.25%	estimation process
2017	7,636	-0.26%	estimation process
2018	7,585	-0.67%	estimation process
2019	7,550	-0.46%	estimation process
2020	7,517	-0.44%	estimation process

Clear Lake zip code is 50428. County name: Cerro Gordo, County fips: 19033

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Services and Civic Places in Clear Lake

1Clear Lake City Hall

Rating: 3 (2)

15 N 6th St, Clear Lake, IA 50428 View details

Phone: +16413575267 | Website available

People born in Clear Lake (2)

People born in Clear Lake, including chemist Nellie May Naylor, entrepreneur Max McGraw, .

More notable people

Nearby Schools and Colleges

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

Code	Name	City	ZIP
153409	Purdue University Global-Mason City	Mason City (IA)	50401
153773	La James College of Hairstyling and Cosmetology	Mason City (IA)	50401-3308
154059	North Iowa Area Community College	Mason City (IA)	50401
154518	Waldorf University	Forest City (IA)	50436-1713

Nearby Post Offices

Closest post offices linked to Clear Lake.

Post Office Name	City	ZIP
Clear Lak Post Office	Clear Lake (IA)	50428
Ventura Post Office	Ventura (IA)	50482
Fertil Post Office	Fertile (IA)	50434
Mason City Post Office	Mason City (IA)	50401
Hanlontown Post Office	Hanlontown (IA)	50444

Other places with the same name (5)

Clear Lake, Minnesota city in Sherburne County, Minnesota, United States with a population of 1,687 people.
Clear Lake, Wisconsin village in Polk County, Wisconsin with a population of 908 people.
Clear Lake, Indiana town of the United States with a population of 468 people.
Clear Lake, Illinois human settlement in Illinois, United States of America with a population of 220 people.
Clear Lake, South Dakota city in and county seat of Deuel County, South Dakota, United States with a population of 193 people.

Other cities in Cerro Gordo County

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

City Name	Population	Title
Mason City	26,931	City in Cerro Gordo County, Iowa
Rockwell	979	City in Cerrro Gordo County, Iowa, United States
Ventura	706	Human settlement in Cerro Gordo County, Iowa, United States of America
Thornton	401	Human settlement in Cerro Gordo County, Iowa, United States of America
Meservey	237	Human settlement in Cerro Gordo County, Iowa, United States of America
Swaledale	157	City in Iowa, USA
Rock Falls	146	City in Cerro Gordo County, Iowa, United States
Dougherty	56	Township in Cerro Gordo County, Iowa

Distance to Other Cities

Clear Lake distances to largest Iowa cities