There are 36 cities in Montgomery 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.)
City | Rank | State | 2024 Population | 2020 Census | Annual Change | Density (mi²) | Area (mi²) |
|---|---|---|---|---|---|---|---|
| Litchfield | 1 | Illinois | 6,653 | 6,759 | -0.39% | 743 | 8.96 |
| Hillsboro | 2 | Illinois | 5,794 | 5,856 | -0.26% | 672 | 8.63 |
| Pana | 3 | Illinois | 5,004 | 5,182 | -0.87% | 1,298 | 3.86 |
| Virden | 4 | Illinois | 3,141 | 3,225 | -0.66% | 1,663 | 1.89 |
| Pawnee | 5 | Illinois | 2,732 | 2,680 | 0.48% | 2,051 | 1.33 |
| Nokomis | 6 | Illinois | 2,103 | 2,137 | -0.38% | 1,665 | 1.26 |
| Mount Olive | 7 | Illinois | 1,934 | 2,012 | -0.97% | 1,677 | 1.15 |
| Girard | 8 | Illinois | 1,729 | 1,777 | -0.69% | 1,851 | 0.93 |
| Morrisonville | 9 | Illinois | 966 | 998 | -0.82% | 933 | 1.03 |
| Raymond | 10 | Illinois | 927 | 943 | -0.43% | 737 | 1.26 |
| Ramsey | 11 | Illinois | 898 | 914 | -0.44% | 808 | 1.11 |
| Witt | 12 | Illinois | 771 | 783 | -0.39% | 623 | 1.24 |
| Livingston | 13 | Illinois | 742 | 764 | -0.67% | 713 | 1.04 |
| Taylor Springs | 14 | Illinois | 732 | 738 | -0.14% | 694 | 1.05 |
| Farmersville | 15 | Illinois | 673 | 685 | -0.44% | 952 | 0.71 |
| Coffeen | 16 | Illinois | 634 | 640 | -0.16% | 546 | 1.16 |
| Schram City | 17 | Illinois | 553 | 563 | -0.36% | 977 | 0.57 |
| Sorento | 18 | Illinois | 418 | 426 | -0.48% | 524 | 0.80 |
| Irving | 19 | Illinois | 367 | 373 | -0.27% | 409 | 0.90 |
| New Douglas | 20 | Illinois | 333 | 345 | -0.89% | 318 | 1.05 |
| Panama | 21 | Illinois | 323 | 331 | -0.61% | 885 | 0.36 |
| Coalton | 22 | Illinois | 314 | 314 | 0% | 592 | 0.53 |
| Fillmore | 23 | Illinois | 299 | 305 | -0.33% | 450 | 0.66 |
| White City | 24 | Illinois | 220 | 212 | 0.92% | 182 | 1.21 |
| Palmer | 25 | Illinois | 204 | 214 | -0.97% | 205 | 0.99 |
| Lake Ka-Ho | 26 | Illinois | 196 | 194 | 0.51% | 690 | 0.28 |
| Waggoner | 27 | Illinois | 180 | 178 | 0.56% | 738 | 0.24 |
| Harvel | 28 | Illinois | 169 | 173 | -0.59% | 235 | 0.72 |
| Butler | 29 | Illinois | 166 | 164 | 0.61% | 279 | 0.60 |
| Donnellson | 30 | Illinois | 150 | 154 | -0.66% | 404 | 0.37 |
| Oconee | 31 | Illinois | 138 | 140 | 0% | 388 | 0.36 |
| Standard City | 32 | Illinois | 128 | 132 | -0.78% | 201 | 0.64 |
| Ohlman | 33 | Illinois | 109 | 111 | 0% | 340 | 0.32 |
| Eagarville | 34 | Illinois | 107 | 113 | -0.93% | 117 | 0.91 |
| Walshville | 35 | Illinois | 60 | 62 | 0% | 236 | 0.25 |
| Wenonah | 36 | Illinois | 30 | 30 | 0% | 20 | 1.51 |
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.
Litchfield is the largest city in Montgomery County.
Wenonah is the smallest city in Montgomery County.
There are 36 cities in Montgomery County, Illinois.