42 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Huntingdon | 1 | 6,956 | 6,811 | 0.42% | 1,923 | 3.62 | Borough |
| Shirley township | 2 | 2,366 | 2,405 | -0.29% | 41 | 58.42 | Township |
| Mount Union | 3 | 2,225 | 2,304 | -0.71% | 1,920 | 1.16 | Borough |
| Walker township | 4 | 1,928 | 1,961 | -0.46% | 104 | 18.51 | Township |
| Warriors Mark township | 5 | 1,870 | 1,869 | 0.16% | 64 | 29.37 | Township |
| Porter township | 6 | 1,855 | 1,915 | -0.59% | 53 | 35.24 | Township |
| Todd township | 7 | 1,600 | 1,626 | -0.5% | 55 | 28.92 | Township |
| McConnellstown | 8 | 1,491 | 1,476 | 1.29% | 456 | 3.27 | CDP |
| Broad Top township | 9 | 1,455 | 1,440 | 0.21% | 30 | 48.18 | Township |
| Cromwell township | 10 | 1,455 | 1,473 | -0.21% | 29 | 50.84 | Township |
| Brady township | 11 | 1,016 | 1,030 | 0.1% | 33 | 31.20 | Township |
| Cass township | 12 | 998 | 1,013 | 0.1% | 30 | 32.97 | Township |
| Union township | 13 | 936 | 950 | 0% | 24 | 39.16 | Township |
| Henderson township | 14 | 914 | 922 | 0% | 35 | 26.16 | Township |
| Todd township | 15 | 889 | 893 | 0% | 20 | 44.43 | Township |
| Clay township | 16 | 849 | 872 | -0.35% | 30 | 28.46 | Township |
| Mill Creek township | 17 | 760 | 775 | -0.39% | 40 | 18.99 | Township |
| Logan township | 18 | 594 | 612 | -0.67% | 26 | 22.87 | Township |
| Mill Creek township | 19 | 583 | 582 | -0.34% | 51 | 11.41 | Township |
| Tell township | 20 | 536 | 551 | -0.56% | 13 | 42.65 | Township |
| West township | 21 | 503 | 519 | -0.59% | 16 | 31.07 | Township |
| Orbisonia | 22 | 443 | 453 | -0.45% | 4,520 | 0.10 | Borough |
| Miller township | 23 | 442 | 455 | -0.67% | 20 | 22.21 | Township |
| Juniata township | 24 | 433 | 434 | 0.46% | 26 | 16.72 | Township |
| Three Springs | 25 | 429 | 443 | -0.69% | 348 | 1.23 | Borough |
| Barree township | 26 | 420 | 432 | -0.47% | 18 | 23.95 | Township |
| Petersburg | 27 | 412 | 417 | -0.24% | 1,237 | 0.33 | Borough |
| Mapleton | 28 | 400 | 417 | -0.74% | 2,186 | 0.18 | Borough |
| Rockhill | 29 | 365 | 377 | -0.54% | 1,254 | 0.29 | Borough |
| Alexandria | 30 | 364 | 381 | -0.82% | 3,193 | 0.11 | Borough |
| Broad Top City | 31 | 355 | 367 | -0.56% | 524 | 0.68 | Borough |
| Carbon township | 32 | 319 | 317 | 0.31% | 17 | 18.58 | Township |
| Lincoln township | 33 | 313 | 319 | 0% | 17 | 18.86 | Township |
| Saltillo | 34 | 302 | 314 | -0.66% | 1,198 | 0.25 | Borough |
| Kistler | 35 | 280 | 292 | -0.71% | 1,107 | 0.25 | Borough |
| Mill Creek | 36 | 276 | 286 | -0.72% | 917 | 0.30 | Borough |
| Spruce Creek township | 37 | 193 | 199 | -0.52% | 23 | 8.46 | Township |
| Dudley | 38 | 177 | 184 | -0.56% | 540 | 0.33 | Borough |
| Shirleysburg | 39 | 136 | 141 | -0.73% | 850 | 0.16 | Borough |
| Cassville | 40 | 132 | 137 | -0.75% | 223 | 0.59 | Borough |
| Shade Gap | 41 | 75 | 79 | -1.32% | 2,344 | 0.03 | Borough |
| Cedar Crest | 42 | 41 | 165 | -21.15% | 189 | 0.22 | CDP |
Huntingdon is the largest city in Huntingdon County, with a population of 6,956.
Cedar Crest is the smallest city in Huntingdon County.
There are 42 cities in Huntingdon County, Pennsylvania.