28 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Joplin | 1 | 54,502 | 51,811 | 0.83% | 1,431 | 38 | City |
| Carthage | 2 | 15,761 | 15,586 | 0.18% | 1,308 | 12 | City |
| Webb City | 3 | 13,554 | 13,065 | 0.61% | 1,568 | 9 | City |
| Carl Junction | 4 | 8,561 | 8,182 | 0.74% | 1,565 | 5 | City |
| Oronogo | 5 | 3,455 | 2,566 | 4.48% | 1,390 | 2 | City |
| Duquesne | 6 | 2,416 | 2,164 | 1.77% | 1,242 | 2 | Village |
| Duenweg | 7 | 2,249 | 1,510 | 5.79% | 678 | 3 | City |
| Carterville | 8 | 1,872 | 1,854 | 0.16% | 718 | 3 | City |
| Sarcoxie | 9 | 1,421 | 1,417 | 0.07% | 975 | 1 | City |
| Loma Linda | 10 | 1,033 | 948 | 1.37% | 290 | 4 | Town |
| Jasper | 11 | 865 | 903 | -0.69% | 781 | 1 | City |
| Airport Drive | 12 | 836 | 767 | 1.46% | 417 | 2 | Village |
| Leawood | 13 | 643 | 616 | 0.78% | 521 | 1 | Village |
| Alba | 14 | 586 | 541 | 1.38% | 1,781 | 0 | City |
| Shoal Creek Drive | 15 | 374 | 358 | 0.81% | 797 | 0 | Village |
| Purcell | 16 | 319 | 315 | 0.31% | 733 | 0 | City |
| Carytown | 17 | 291 | 287 | 0.34% | 20 | 14 | City |
| Neck City | 18 | 236 | 229 | 0.43% | 601 | 0 | City |
| Fidelity | 19 | 233 | 226 | 0.43% | 241 | 1 | Town |
| Redings Mill | 20 | 167 | 161 | 0.6% | 831 | 0 | Village |
| Shoal Creek Estates | 21 | 110 | 106 | 0.92% | 965 | 0 | Village |
| Grand Falls Plaza | 22 | 107 | 103 | 0.94% | 1,115 | 0 | Town |
| Avilla | 23 | 100 | 99 | 0% | 513 | 0 | Town |
| Brooklyn Heights | 24 | 99 | 98 | 0% | 861 | 0 | Town |
| Reeds | 25 | 98 | 92 | 1.03% | 641 | 0 | Town |
| Waco | 26 | 75 | 72 | 1.35% | 292 | 0 | City |
| Dennis Acres | 27 | 58 | 51 | 1.75% | 1,381 | 0 | Village |
| Cliff Village | 28 | 36 | 35 | 0% | 900 | 0 | Village |
Joplin is the largest city in Jasper County, with a population of 54,502.
Cliff Village is the smallest city in Jasper County, with a population of 36.
There are 28 cities in Jasper County, Missouri.