14 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Burleson | 1 | 60,031 | 48,003 | 4.18% | 2,057 | 29.18 | City |
| Cleburne | 2 | 39,375 | 31,460 | 4.19% | 1,186 | 33.19 | City |
| Rendon | 3 | 16,266 | 13,294 | 1.55% | 661 | 24.60 | CDP |
| Joshua | 4 | 9,537 | 7,947 | 3.45% | 1,061 | 8.99 | City |
| Venus | 5 | 9,484 | 4,593 | 11.5% | 2,493 | 3.80 | Town |
| Keene | 6 | 7,145 | 6,432 | 2.04% | 1,390 | 5.14 | City |
| Alvarado | 7 | 7,086 | 4,933 | 6.48% | 1,301 | 5.45 | City |
| Godley | 8 | 4,959 | 1,534 | 16.03% | 1,646 | 3.01 | City |
| The Homesteads | 9 | 3,735 | 3,333 | 7.14% | 978 | 3.82 | CDP |
| Grandview | 10 | 1,965 | 1,867 | 1.03% | 994 | 1.98 | City |
| Rio Vista | 11 | 1,282 | 1,052 | 3.72% | 1,257 | 1.02 | City |
| Briaroaks | 12 | 508 | 502 | 0.2% | 456 | 1.11 | City |
| Cross Timber | 13 | 479 | 436 | 1.91% | 295 | 1.63 | Town |
| Coyote Flats | 14 | 298 | 275 | 1.71% | 164 | 1.81 | City |
Burleson is the largest city in Johnson County, with a population of 60,031.
Coyote Flats is the smallest city in Johnson County.
There are 14 cities in Johnson County, Texas.