35 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Cando | 1 | 1,003 | 1,112 | -2.15% | 1,562 | 0.64 | City |
| Bisbee | 2 | 96 | 106 | -2.04% | 319 | 0.30 | City |
| Cando township | 3 | 96 | 105 | -2.04% | 3 | 35.11 | Township |
| Rocklake | 4 | 87 | 94 | -1.14% | 416 | 0.21 | City |
| Mount View township | 5 | 41 | 45 | -2.38% | 1 | 35.28 | Township |
| Springfield township | 6 | 40 | 44 | -2.44% | 1 | 35.01 | Township |
| Crocus township | 7 | 36 | 37 | 0% | 1 | 35.05 | Township |
| Zion township | 8 | 34 | 35 | 0% | 1 | 35.91 | Township |
| Perth township | 9 | 34 | 37 | -2.86% | 1 | 34.70 | Township |
| Armourdale township | 10 | 32 | 36 | -3.03% | 1 | 35.73 | Township |
| Grainfield township | 11 | 31 | 35 | -3.13% | 1 | 35.63 | Township |
| Dash township | 12 | 30 | 34 | -3.23% | 1 | 44.29 | Township |
| Howell township | 13 | 30 | 34 | -3.23% | 1 | 35.67 | Township |
| Egeland | 14 | 28 | 32 | -3.45% | 88 | 0.32 | City |
| Sidney township | 15 | 28 | 32 | -3.45% | 1 | 44.05 | Township |
| Olson township | 16 | 24 | 25 | 0% | 1 | 35.03 | Township |
| Teddy township | 17 | 24 | 25 | 0% | 1 | 35.87 | Township |
| Twin Hill township | 18 | 23 | 27 | -4.17% | 1 | 34.91 | Township |
| Victor township | 19 | 22 | 23 | 0% | 1 | 34.86 | Township |
| Atkins township | 20 | 21 | 22 | 0% | 1 | 35.11 | Township |
| Bethel township | 21 | 21 | 22 | 0% | 1 | 35.67 | Township |
| Paulson township | 22 | 21 | 22 | 0% | 1 | 34.93 | Township |
| New City township | 23 | 20 | 21 | 0% | 1 | 35.65 | Township |
| Sorenson township | 24 | 20 | 21 | 0% | 1 | 35.11 | Township |
| Picton township | 25 | 18 | 19 | 0% | 0.00 | 44.13 | Township |
| Smith township | 26 | 18 | 19 | 0% | 0.00 | 43.32 | Township |
| Coolin township | 27 | 17 | 18 | 0% | 0.00 | 35.88 | Township |
| Monroe township | 28 | 17 | 18 | 0% | 0.00 | 35.98 | Township |
| Rock Lake township | 29 | 16 | 17 | 0% | 0.00 | 33.41 | Township |
| Hansboro | 30 | 14 | 16 | 0% | 74 | 0.19 | City |
| Maza township | 31 | 14 | 15 | 0% | 0.00 | 35.04 | Township |
| Virginia township | 32 | 12 | 13 | 0% | 0.00 | 34.98 | Township |
| Gerrard township | 33 | 7 | 10 | -12.5% | 0.00 | 35.51 | Township |
| Lansing township | 34 | 6 | 6 | 0% | 0.00 | 36.15 | Township |
| Perth | 35 | 5 | 5 | 0% | 39 | 0.13 | City |
Cando is the largest city in Towner County, with a population of 1,003.
Perth is the smallest city in Towner County.
There are 35 cities in Towner County, North Dakota.