9 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Moscow | 1 | 27,580 | 25,521 | 1.26% | 3,992 | 7 | City |
| Genesee | 2 | 1,139 | 1,031 | 1.61% | 1,855 | 1 | City |
| Troy | 3 | 969 | 888 | 1.47% | 1,225 | 1 | City |
| Potlatch | 4 | 831 | 768 | 1.34% | 1,787 | 0 | City |
| Juliaetta | 5 | 664 | 622 | 1.07% | 951 | 1 | City |
| Deary | 6 | 552 | 510 | 1.28% | 839 | 1 | City |
| Kendrick | 7 | 311 | 290 | 1.3% | 864 | 0 | City |
| Onaway | 8 | 231 | 197 | 2.67% | 1,540 | 0 | City |
| Bovill | 9 | 207 | 189 | 1.47% | 1,302 | 0 | City |
Moscow is the largest city in Latah County, with a population of 27,580.
Bovill is the smallest city in Latah County, with a population of 207.
There are 9 cities in Latah County, Idaho.