18 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Conway | 1 | 10,320 | 9,845 | 0.23% | 149 | 69 | Town |
| Wolfeboro | 2 | 6,644 | 6,432 | 0.29% | 139 | 48 | Town |
| Wakefield | 3 | 5,549 | 5,211 | 0.74% | 140 | 40 | Town |
| Moultonborough | 4 | 5,278 | 4,937 | 0.67% | 88 | 60 | Town |
| Ossipee | 5 | 4,642 | 4,380 | 0.74% | 66 | 70 | Town |
| Bartlett | 6 | 3,329 | 3,199 | 0.18% | 45 | 75 | Town |
| Tamworth | 7 | 2,889 | 2,831 | -0.45% | 49 | 60 | Town |
| Madison | 8 | 2,738 | 2,579 | 0.48% | 71 | 38 | Town |
| Tuftonboro | 9 | 2,659 | 2,472 | 0.87% | 66 | 41 | Town |
| Effingham | 10 | 1,817 | 1,697 | 1.23% | 47 | 39 | Town |
| Freedom | 11 | 1,706 | 1,690 | -0.58% | 49 | 35 | Town |
| Sandwich | 12 | 1,553 | 1,473 | 0.58% | 17 | 91 | Town |
| Jackson | 13 | 1,071 | 1,033 | 0.09% | 16 | 67 | Town |
| Brookfield | 14 | 826 | 757 | 0.24% | 36 | 23 | Town |
| Albany | 15 | 783 | 761 | -0.13% | 10 | 75 | Town |
| Eaton | 16 | 430 | 406 | 0.47% | 18 | 24 | Town |
| Chatham | 17 | 351 | 341 | 0% | 6 | 57 | Town |
| Hart's Location | 18 | 65 | 62 | 1.56% | 3 | 19 | Town |
Conway is the largest city in Carroll County, with a population of 10,320.
Hart's Location is the smallest city in Carroll County, with a population of 65.
There are 18 cities in Carroll County, New Hampshire.