There are 30 cities in Mifflin County, Pennsylvania.
Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | State | 2024 Population | 2020 Census | Annual Change | Density (mi²) | Area (mi²) |
|---|---|---|---|---|---|---|---|
| Lewistown | 1 | Pennsylvania | 8,366 | 8,568 | -0.59% | 4,121 | 2.03 |
| Mount Union | 2 | Pennsylvania | 2,230 | 2,304 | -0.8% | 1,924 | 1.16 |
| Burnham | 3 | Pennsylvania | 1,951 | 1,993 | -0.51% | 1,855 | 1.05 |
| Belleville | 4 | Pennsylvania | 1,802 | 1,838 | -0.5% | 903 | 2 |
| Strodes Mills | 5 | Pennsylvania | 1,678 | 1,184 | 7.98% | 885 | 1.90 |
| Milroy | 6 | Pennsylvania | 1,624 | 1,392 | 2.14% | 1,610 | 1.01 |
| Church Hill | 7 | Pennsylvania | 1,510 | 1,758 | -3.94% | 1,090 | 1.39 |
| Yeagertown | 8 | Pennsylvania | 1,380 | 1,036 | 6.15% | 3,073 | 0.45 |
| Highland Park | 9 | Pennsylvania | 932 | 1,565 | -13.3% | 1,258 | 0.74 |
| McClure | 10 | Pennsylvania | 876 | 890 | -0.34% | 233 | 3.75 |
| Reedsville | 11 | Pennsylvania | 775 | 477 | 10.71% | 1,169 | 0.66 |
| Allenport | 12 | Pennsylvania | 610 | 564 | 2.01% | 629 | 0.97 |
| Juniata Terrace | 13 | Pennsylvania | 550 | 564 | -0.54% | 3,274 | 0.17 |
| Mattawana | 14 | Pennsylvania | 459 | 337 | 7.24% | 588 | 0.78 |
| Granville | 15 | Pennsylvania | 382 | 242 | -0.26% | 281 | 1.36 |
| Allensville | 16 | Pennsylvania | 381 | 403 | -1.29% | 194 | 1.97 |
| McVeytown | 17 | Pennsylvania | 335 | 343 | -0.59% | 3,526 | 0.10 |
| Kistler | 18 | Pennsylvania | 285 | 291 | -0.35% | 1,126 | 0.25 |
| Mill Creek | 19 | Pennsylvania | 276 | 286 | -0.72% | 917 | 0.30 |
| Lumber City | 20 | Pennsylvania | 252 | 283 | 0% | 1,326 | 0.19 |
| Newton Hamilton | 21 | Pennsylvania | 192 | 196 | -0.52% | 1,239 | 0.15 |
| Siglerville | 22 | Pennsylvania | 170 | 224 | -7.1% | 1,429 | 0.12 |
| Alfarata | 23 | Pennsylvania | 142 | 150 | -1.39% | 254 | 0.56 |
| Atkinson Mills | 24 | Pennsylvania | 110 | 142 | -6.78% | 108 | 1.02 |
| Potlicker Flats | 25 | Pennsylvania | 101 | 269 | -16.53% | 591 | 0.17 |
| Wagner | 26 | Pennsylvania | 66 | 114 | -15.38% | 84 | 0.79 |
| Longfellow | 27 | Pennsylvania | 58 | 136 | -24.68% | 90 | 0.64 |
| Maitland | 28 | Pennsylvania | 48 | 558 | -72.57% | 33 | 1.44 |
| Barrville | 29 | Pennsylvania | 0 | 182 | 0% | 0 | 0.70 |
| Cedar Crest | 30 | Pennsylvania | 0 | 165 | 0% | 0 | 0.22 |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Lewistown is the largest city in Mifflin County.
Cedar Crest is the smallest city in Mifflin County.
There are 30 cities in Mifflin County, Pennsylvania.