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Macon County, IL Demographics

Macon County, IL is the 19th most populous of 102 counties in Illinois, with 103,998 residents across 581 square miles. That is about 179 people per square mile.

At the 2020 census

Population 103,998
Land area 581 sq mi
Density 179 / sq mi

Data: 2020 Census · American Community Survey 2024

How Macon County compares to the US

We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.

Central Location: Macon County, IL

Measured from the county's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Macon County, IL — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Census tracts in Macon County, IL

Name Population Sq mi Per sq mi
Census Tract 25 7,213 66.6 108
Census Tract 24.02 5,327 4.8 1,110
Census Tract 22 5,293 64.6 82
Census Tract 29.04 5,120 4.1 1,261
Census Tract 29.02 4,597 3.2 1,452
Census Tract 29.01 4,242 24.9 170
Census Tract 28 4,090 130.7 31
Census Tract 15 3,961 6.4 621
Census Tract 26.01 3,938 10.5 374
Census Tract 3 3,523 0.9 3,763
Census Tract 30 3,230 91.1 35
Census Tract 11 3,194 2.5 1,303
Census Tract 23 2,898 31.7 91
Census Tract 20.02 2,745 0.6 4,318
Census Tract 29.06 2,721 1.6 1,744
Census Tract 12 2,694 1.0 2,749
Census Tract 19 2,476 0.5 5,029
Census Tract 24.01 2,464 1.8 1,388
Census Tract 5.02 2,415 0.4 6,461
Census Tract 14 2,374 1.1 2,230
Census Tract 2 2,327 0.6 4,146
Census Tract 13 2,275 0.8 2,860
Census Tract 27 2,233 63.2 35
Census Tract 18.01 2,209 2.5 897
Census Tract 18.02 2,148 1.2 1,738
Census Tract 16 2,136 0.5 4,342
Census Tract 17 2,129 1.8 1,182
Census Tract 26.02 1,990 51.3 39
Census Tract 31 1,741 0.9 1,852
Census Tract 9 1,682 0.8 2,236
Census Tract 6 1,625 0.5 3,471
Census Tract 29.05 1,549 1.8 843
Census Tract 21 1,270 3.8 335
Census Tract 4 1,175 0.4 3,126
Census Tract 10 1,158 0.9 1,329
Census Tract 20.01 1,039 0.6 1,678
Census Tract 5.01 797 0.3 3,083

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About this page

This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.

Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.

Read how BlockAtlas computes population within an area →