14 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Walnut Ridge | 1 | 5,617 | 5,404 | 0.77% | 336 | 17 | City |
| Hoxie | 2 | 2,613 | 2,602 | 0.08% | 392 | 7 | City |
| Ozark Acres | 3 | 975 | 663 | 7.14% | 140 | 7 | CDP |
| Imboden | 4 | 641 | 640 | 0% | 504 | 1 | Town |
| Black Rock | 5 | 620 | 590 | 0.98% | 189 | 3 | City |
| Ravenden | 6 | 421 | 426 | -0.24% | 199 | 2 | Town |
| Portia | 7 | 420 | 420 | 0% | 325 | 1 | Town |
| Strawberry | 8 | 261 | 265 | -0.38% | 111 | 2 | Town |
| Lynn | 9 | 252 | 256 | -0.4% | 109 | 2 | Town |
| Sedgwick | 10 | 157 | 162 | -0.63% | 303 | 1 | Town |
| Alicia | 11 | 138 | 143 | -0.72% | 319 | 0 | Town |
| Powhatan | 12 | 99 | 103 | -1% | 181 | 1 | Town |
| Minturn | 13 | 87 | 91 | -1.14% | 153 | 1 | Town |
| Smithville | 14 | 84 | 86 | 0% | 126 | 1 | Town |
Walnut Ridge is the largest city in Lawrence County, with a population of 5,617.
Smithville is the smallest city in Lawrence County, with a population of 84.
There are 14 cities in Lawrence County, Arkansas.