54 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Sandy township | 1 | 11,469 | 11,824 | -0.66% | 221 | 51.97 | Township |
| DuBois | 2 | 7,204 | 7,494 | -0.8% | 2,238 | 3.22 | City |
| Clearfield | 3 | 5,719 | 5,946 | -0.78% | 3,172 | 1.80 | Borough |
| Treasure Lake | 4 | 5,147 | 4,418 | 1.68% | 407 | 12.63 | CDP |
| Decatur township | 5 | 2,876 | 4,563 | -0.9% | 77 | 37.39 | Township |
| Cooper township | 6 | 2,483 | 2,590 | -1% | 61 | 40.70 | Township |
| Curwensville | 7 | 2,461 | 2,561 | -0.81% | 1,105 | 2.23 | Borough |
| Clearfield township | 8 | 2,337 | 2,428 | -0.55% | 99 | 23.68 | Township |
| Pike township | 9 | 2,234 | 2,305 | -0.76% | 53 | 41.83 | Township |
| Brady township | 10 | 1,859 | 1,936 | -0.96% | 50 | 37.23 | Township |
| Beccaria township | 11 | 1,709 | 1,765 | -0.75% | 48 | 35.85 | Township |
| Boggs township | 12 | 1,590 | 1,662 | -1% | 44 | 36.19 | Township |
| Clearfield township | 13 | 1,561 | 1,596 | -0.45% | 50 | 30.95 | Township |
| Oklahoma | 14 | 1,512 | 879 | 3.35% | 1,976 | 0.77 | CDP |
| Graham township | 15 | 1,279 | 1,327 | -0.93% | 43 | 29.71 | Township |
| Huston township | 16 | 1,228 | 1,262 | -0.57% | 19 | 64 | Township |
| Bigler township | 17 | 1,221 | 1,238 | -0.08% | 50 | 24.28 | Township |
| Gulich township | 18 | 1,175 | 1,199 | -0.59% | 59 | 19.95 | Township |
| Burnside township | 19 | 1,030 | 1,061 | -0.58% | 23 | 44.01 | Township |
| Sandy | 20 | 1,000 | 1,340 | -2.82% | 720 | 1.39 | CDP |
| Osceola Mills | 21 | 995 | 1,040 | -0.9% | 3,006 | 0.33 | Borough |
| Hyde | 22 | 960 | 1,361 | -3.03% | 572 | 1.68 | CDP |
| Union township | 23 | 846 | 877 | -0.7% | 27 | 31.20 | Township |
| Karthaus township | 24 | 840 | 824 | 5.53% | 24 | 35.30 | Township |
| Plymptonville | 25 | 833 | 997 | -1.19% | 642 | 1.30 | CDP |
| Morrisdale | 26 | 815 | 906 | 0.49% | 484 | 1.68 | CDP |
| Houtzdale | 27 | 729 | 764 | -0.95% | 1,903 | 0.38 | Borough |
| Bell township | 28 | 654 | 684 | -0.91% | 12 | 56.68 | Township |
| West Decatur | 29 | 598 | 502 | 0.67% | 427 | 1.40 | CDP |
| Hawk Run | 30 | 572 | 625 | 0.53% | 712 | 0.80 | CDP |
| Ferguson township | 31 | 528 | 544 | -0.94% | 20 | 26.11 | Township |
| Irvona | 32 | 526 | 548 | -0.75% | 566 | 0.93 | Borough |
| Chest township | 33 | 506 | 510 | -0.59% | 14 | 36.23 | Township |
| Bigler | 34 | 496 | 281 | 1.43% | 410 | 1.21 | CDP |
| Jordan township | 35 | 467 | 476 | -0.43% | 20 | 23.26 | Township |
| Ramey | 36 | 419 | 433 | -0.71% | 452 | 0.93 | Borough |
| Kylertown | 37 | 412 | 331 | 0.98% | 240 | 1.72 | CDP |
| Coalport | 38 | 411 | 428 | -0.72% | 1,099 | 0.37 | Borough |
| Brisbin | 39 | 403 | 423 | -0.98% | 564 | 0.71 | Borough |
| Burnside township | 40 | 402 | 411 | -0.5% | 5 | 88.93 | Township |
| Goshen township | 41 | 386 | 390 | -0.52% | 8 | 48.57 | Township |
| Grassflat | 42 | 380 | 601 | -2.06% | 261 | 1.46 | CDP |
| Bloom township | 43 | 363 | 380 | -1.09% | 19 | 18.83 | Township |
| Greenwood township | 44 | 349 | 361 | -0.85% | 17 | 20.41 | Township |
| Grampian | 45 | 342 | 356 | -0.87% | 1,213 | 0.28 | Borough |
| Westover | 46 | 342 | 356 | -0.87% | 127 | 2.69 | Borough |
| Wallaceton | 47 | 331 | 298 | 2.16% | 433 | 0.76 | Borough |
| Mahaffey | 48 | 310 | 322 | -0.64% | 724 | 0.43 | Borough |
| Allport | 49 | 284 | 317 | 0.35% | 476 | 0.60 | CDP |
| Troutville | 50 | 224 | 229 | -0.44% | 291 | 0.77 | Borough |
| Burnside | 51 | 183 | 188 | -0.54% | 109 | 1.68 | Borough |
| Glen Hope | 52 | 122 | 124 | 0% | 57 | 2.13 | Borough |
| Pine township | 53 | 57 | 60 | -1.72% | 2 | 31.87 | Township |
| New Washington | 54 | 50 | 52 | 0% | 22 | 2.29 | Borough |
Sandy township is the largest city in Clearfield County, with a population of 11,469.
New Washington is the smallest city in Clearfield County.
There are 54 cities in Clearfield County, Pennsylvania.