There are 13 cities in Macon County, Illinois.

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Decatur1Illinois67,45370,717-1.2%1,59442.32
Mount Zion2Illinois5,8186,020-0.89%1,3844.20
Forsyth3Illinois3,6073,730-0.85%1,1613.11
Maroa4Illinois1,5041,576-1.31%8531.76
Harristown5Illinois1,2511,311-1.19%6961.80
Long Creek6Illinois1,1951,251-1.32%4232.83
Macon7Illinois1,1091,168-1.33%7641.45
Blue Mound8Illinois1,0711,129-1.38%1,8310.58
Warrensburg9Illinois1,0691,111-0.93%1,4680.73
Argenta10Illinois863911-1.37%1,3220.65
Oreana11Illinois846887-1.17%1,8080.47
Niantic12Illinois575609-1.54%5531.04
Boody13Illinois411442 4051.02
showing: 13 rows

Cities in Macon County, Illinois by Population (2024)

What is the largest city in Macon County, Illinois?

Decatur is the largest city in Macon County.

What is the smallest city in Macon County, Illinois?

Boody is the smallest city in Macon County.

How many cities are in Macon County?

There are 13 cities in Macon County, Illinois.

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