15 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Fresno | 1 | 553,800 | 542,714 | 0.33% | 4,782 | 116 | City |
| Clovis | 2 | 131,597 | 120,785 | 1.39% | 5,012 | 26 | City |
| Reedley | 3 | 26,587 | 25,239 | 0.85% | 4,772 | 6 | City |
| Sanger | 4 | 26,574 | 26,799 | -0.14% | 4,159 | 6 | City |
| Selma | 5 | 24,373 | 24,769 | -0.27% | 4,103 | 6 | City |
| Kerman | 6 | 18,224 | 16,043 | 2.04% | 5,427 | 3 | City |
| Coalinga | 7 | 16,243 | 17,680 | -1.45% | 2,372 | 7 | City |
| Parlier | 8 | 14,355 | 14,577 | -0.26% | 5,740 | 3 | City |
| Kingsburg | 9 | 13,478 | 12,427 | 1.32% | 3,619 | 4 | City |
| Mendota | 10 | 12,639 | 12,591 | 0.06% | 3,725 | 3 | City |
| Orange Cove | 11 | 9,690 | 9,744 | -0.09% | 5,407 | 2 | City |
| Firebaugh | 12 | 8,567 | 8,137 | 0.85% | 2,302 | 4 | City |
| Fowler | 13 | 7,830 | 6,750 | 2.35% | 2,928 | 3 | City |
| Huron | 14 | 6,900 | 6,411 | 1.2% | 4,154 | 2 | City |
| San Joaquin | 15 | 3,644 | 3,748 | -0.46% | 3,044 | 1 | City |
Fresno is the largest city in Fresno County, with a population of 553,800.
San Joaquin is the smallest city in Fresno County, with a population of 3,644.
There are 15 cities in Fresno County, California.