Cities in Fayette County, Illinois by Population (2024)

There are 24 cities in Fayette County, Illinois.

Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Vandalia1Illinois7,3447,456-0.38%9018.15
Hillsboro2Illinois5,7945,856-0.26%6728.63
Altamont3Illinois2,1582,218-0.69%1,4041.54
Nokomis4Illinois2,1032,137-0.38%1,6651.26
St. Elmo5Illinois1,2321,252-0.4%8311.48
Ramsey6Illinois898914-0.44%8081.11
Kinmundy7Illinois709731-0.7%5921.20
Brownstown8Illinois677689-0.44%8870.76
Farina9Illinois532542-0.38%3651.46
Mulberry Grove10Illinois506518-0.59%4981.02
Patoka11Illinois501523-0.99%4491.11
Cowden12Illinois500514-0.6%1,2440.40
Beecher City13Illinois418428-0.48%4670.90
Keyesport14Illinois4124080.24%5720.72
Edgewood15Illinois385397-0.77%3801.01
Herrick16Illinois355361-0.28%9700.37
Coalton17Illinois3143140%5920.53
St. Peter18Illinois314320-0.32%6030.52
La Clede19Illinois3113329.05%1,0130.31
Fillmore20Illinois299305-0.33%4500.66
Vernon21Illinois1001020%1130.88
Iola22Illinois9599-1.04%990.96
Bingham23Illinois59610%2150.27
Wenonah24Illinois30300%201.51

Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.

What is the largest city in Fayette County, Illinois?

Vandalia is the largest city in Fayette County.

What is the smallest city in Fayette County, Illinois?

Wenonah is the smallest city in Fayette County.

How many cities are in Fayette County?

There are 24 cities in Fayette County, Illinois.

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