Iosco County, Michigan

Iosco County: County in Michigan, United States

About

Iosco County is a county located in the U.S. state of Michigan. As of the 2010 census, the population was 25,887 and a population density of 5 people per km². After 10 years in 2020 county had an estimated population of 25,140 inhabitants. Its county seat is Tawas City. The county was created 184 years ago in 1839.

Iosco County locator map
Location of Iosco County on Michigan map.

Quick Facts about Iosco County

Population : 25,140 (2020)
Country : United States of America
State : Michigan (United States)
Area : 4897 km2
Water as percent of area : 71%
Land as percent of area : 29%
Altitude : 784 feet / 239 meters
Capital : Tawas City
Establishment : January 01, 1840
Time Zone : America/Detroit
Local time : 03:33:51 (25th December 2024)
Density : 5 Pop. per km² as of 2020
Population growth : -2.97% (2010-2020)
Tawas Point Light2 image
Tawas Point Light2
Tawas Point Light2 image
Tawas Point Light2 image

Geography

Iosco County is located at 44°18'5"N 83°30'50"W (44.3012500, -83.5139500). It has 2 neighbors: Alcona County and Arenac County.

Iosco County map

Click "full screen" full screen map icon to open full mode. View satellite images

The largest city of Iosco County is East Tawas with a population of 2,721. Other cities include, Tawas City population 1,783, Whittemore population 375 and Au Sable population 252. See all Iosco County cities & populated places.

Iosco County Populated Places

Cities, towns, neighborhoods & other populated places in Iosco County.

City Name Population Title
Long Lake 9,442 Township in Grand Traverse County, Michigan
East Tawas 2,721 City in Iosco County, Michigan, United States of America
Tawas City 1,783 City in Iosco County, Michigan, United States
Oscoda 903 Township in Iosco County, Michigan
Wilber 716 Township in Iosco County, Michigan
Sand Lake 537 Village in Kent County, Michigan
Alabaster 460 Township in Iosco County, Michigan
Whittemore 375 Human settlement in Iosco County, Michigan, United States of America
Au Sable 252 Unincorporated community in Michigan

Iosco County has 2 neighbours.

  • Tawas City

Demographics

According to census records, the population of Iosco County decreased by 2.97% in 10 years.

Year Population % Change Method
2010 25,887 - census
2011 25,598 -1.13% estimation process
2012 25,453 -0.57% estimation process
2013 25,427 -0.1% estimation process
2014 25,431 0.02% estimation process
2015 25,343 -0.35% estimation process
2016 25,284 -0.23% estimation process
2017 25,128 -0.62% estimation process
2018 25,103 -0.1% estimation process
2019 25,127 0.1% estimation process
2020 25,140 0.05% estimation process

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