23 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Eureka | 1 | 5,182 | 5,217 | -0.13% | 1,893 | 3 | City |
| Olio | 2 | 4,668 | 4,706 | -0.32% | 149 | 31 | Township |
| Metamora | 3 | 4,487 | 4,532 | -0.36% | 123 | 36 | Township |
| Metamora | 4 | 3,863 | 3,898 | -0.18% | 1,698 | 2 | Village |
| Germantown Hills | 5 | 3,456 | 3,423 | 0.17% | 2,025 | 2 | Village |
| El Paso | 6 | 3,387 | 3,410 | -0.15% | 140 | 24 | Township |
| El Paso | 7 | 2,728 | 2,747 | -0.15% | 1,272 | 2 | City |
| Spring Bay | 8 | 2,530 | 2,519 | -0.04% | 250 | 10 | Township |
| Roanoke | 9 | 2,378 | 2,419 | -0.54% | 65 | 37 | Township |
| Minonk | 10 | 2,085 | 2,119 | -0.38% | 57 | 37 | Township |
| Roanoke | 11 | 1,921 | 1,955 | -0.36% | 2,048 | 1 | Village |
| Minonk | 12 | 1,891 | 1,924 | -0.37% | 788 | 2 | City |
| Cruger | 13 | 1,836 | 1,853 | -0.38% | 107 | 17 | Township |
| Cazenovia | 14 | 1,612 | 1,638 | -0.43% | 45 | 36 | Township |
| Goodfield | 15 | 960 | 948 | 0.21% | 570 | 2 | Village |
| Partridge | 16 | 581 | 581 | 0% | 22 | 26 | Township |
| Congerville | 17 | 505 | 494 | 0.4% | 524 | 1 | Village |
| Greene | 18 | 447 | 450 | -0.45% | 12 | 36 | Township |
| Benson | 19 | 402 | 411 | -0.5% | 2,466 | 0 | Village |
| Panola | 20 | 377 | 378 | -0.26% | 10 | 36 | Township |
| Secor | 21 | 336 | 339 | -0.3% | 1,159 | 0 | Village |
| Linn | 22 | 280 | 278 | 0.72% | 8 | 37 | Township |
| Lowpoint | 23 | 195 | 145 | 7.14% | 859 | 0 | CDP |
Eureka is the largest city in Woodford County, with a population of 5,182.
Lowpoint is the smallest city in Woodford County, with a population of 195.
There are 23 cities in Woodford County, Illinois.