Census division 3

The East North Central division

The East North Central division has 5 states with 47,619,171 residents in the Census Vintage 2024 estimates, 14.0% of the US total, on 242,976 square miles of land. It ranks 3rd of 9 divisions by population and 6th by land area.

Residents 2024
47,619,171
14.0% of the US
Land area
242,976 sq mi
Density
196.0 / sq mi
Member states
5
437 counties

East North Central population and land

The East North Central division has 5 states with 47,619,171 residents in the Census Vintage 2024 estimates, 14.0% of the US total, on 242,976 square miles of land. It ranks 3rd of 9 divisions by population and 6th by land area. It averages 196.0 people per square mile, 2.0 times the national figure of 96.3, and ranks 4th of 9 by density.

Illinois is the most populous member with 12,710,158 residents, 27% of the division, while Michigan is the largest by land at 56,611 square miles. Wisconsin is the least populous, with 5,960,975.

States in the East North Central division

The Census Bureau groups the states into 4 regions and 9 divisions for statistics. East North Central is division 3, part of the Midwest region. Totals below are sums of Vintage 2024 county estimates and 2024 Gazetteer land area.

StateResidentsShareLand sq miPer sq miCounties
Illinois12,710,15826.7%55,513229.0102
Ohio11,883,30425.0%40,859290.888
Michigan10,140,45921.3%56,611179.183
Indiana6,924,27514.5%35,825193.392
Wisconsin5,960,97512.5%54,168110.072
Sorted by population.

Counties in the East North Central division

Its 437 county-equivalents have a median of 38,041 residents, 1.5 times the national median county of 26,122. The most populous is Cook County, IL, with 5,182,617; the largest by land is Marquette County, MI, at 1,809 square miles.

The median county household income here is $66,072 in SAIPE 2023, 5% above the national median county, $62,851. It ranges from $45,550 in Alexander County, IL to $128,300 in Delaware County, OH.

  1. 01Cook County, IL5,182,617
  2. 02Wayne County, MI1,771,063
  3. 03Franklin County, OH1,356,303
  4. 04Oakland County, MI1,296,888
  5. 05Cuyahoga County, OH1,240,594
  6. 06Marion County, IN981,628
  7. 07DuPage County, IL937,142
  8. 08Milwaukee County, WI924,740
  9. 09Macomb County, MI886,175
  10. 10Hamilton County, OH837,359
Ten most populous county-equivalents, Vintage 2024.

Distances and center

The two member capitals farthest apart are Columbus and Madison, 394 miles in a straight line. Weighting every county's internal point by population puts the division's center of population near 41.56° N, 85.85° W. The method is explained in the center of population guide.

Bordering states compared

6 pairs of member states share a border. Each comparison puts population, land, counties and capitals side by side.

Questions people ask

What states are in the East North Central division?

Illinois, Indiana, Michigan, Ohio, Wisconsin, per the Census Bureau's regions and divisions.

What is the population of the East North Central division?

47,619,171 in the Census Vintage 2024 estimates, 14.0% of the US.

What is the largest state in the East North Central division?

Michigan by land (56,611 square miles) and Illinois by population (12,710,158).

What is the most populous county in the East North Central division?

Cook County, IL, with 5,182,617 residents.

Which Census region is the East North Central division in?

The Midwest region, which also includes the West North Central division.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Bureau regions and divisions of the United States (last verified 2026-09-30)
  2. 02Census Vintage 2024 county population estimates
  3. 03Census 2024 Gazetteer, counties
  4. 04Census SAIPE 2023 state and county estimates

How every number is computed: methodology. Spotted a wrong figure? Report an error.