9 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Tucumcari | 1 | 5,007 | 5,279 | -1.01% | 527 | 10 | City |
| Tucumcari | 2 | 5,007 | 5,260 | -1.01% | 527 | 10 | City |
| Logan | 3 | 943 | 971 | -0.53% | 89 | 11 | Village |
| Logan | 4 | 943 | 968 | -0.53% | 89 | 11 | Village |
| San Jon | 5 | 183 | 192 | -1.08% | 63 | 3 | Village |
| San Jon | 6 | 183 | 191 | -1.08% | 63 | 3 | Village |
| Nara Visa | 7 | 182 | 19 | 7.06% | 26 | 7 | CDP |
| House | 8 | 53 | 56 | -1.85% | 58 | 1 | Village |
| House | 9 | 53 | 56 | -1.85% | 58 | 1 | Village |
Tucumcari is the largest city in Quay County, with a population of 5,007.
House is the smallest city in Quay County, with a population of 53.
There are 9 cities in Quay County, New Mexico.