31 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| San Tan Valley | 1 | 106,179 | 104,936 | 1.59% | 1,401 | 76 | CDP |
| Maricopa | 2 | 79,134 | 58,854 | 5.4% | 1,862 | 42 | City |
| Casa Grande | 3 | 70,156 | 54,123 | 4.79% | 616 | 114 | City |
| Apache Junction | 4 | 42,766 | 38,733 | 1.92% | 941 | 45 | City |
| Florence | 5 | 22,257 | 27,342 | -4.37% | 355 | 63 | Town |
| Coolidge | 6 | 21,531 | 13,436 | 8.13% | 259 | 83 | City |
| Eloy | 7 | 20,428 | 15,678 | 4.88% | 178 | 115 | City |
| Gold Canyon | 8 | 14,456 | 11,875 | 7.14% | 504 | 29 | CDP |
| Saddlebrooke | 9 | 12,614 | 12,327 | 1.61% | 264 | 48 | CDP |
| Arizona City | 10 | 8,058 | 10,483 | -1.96% | 1,314 | 6 | CDP |
| Red Rock Pinal County | 11 | 3,924 | 4,196 | 6.8% | 83 | 47 | CDP |
| San Manuel | 12 | 3,531 | 3,688 | -0.03% | 170 | 21 | CDP |
| Oracle | 13 | 3,011 | 3,932 | -1.47% | 190 | 16 | CDP |
| Sacaton | 14 | 2,723 | 2,484 | 0.11% | 293 | 9 | CDP |
| Superior | 15 | 2,667 | 2,426 | 1.83% | 235 | 11 | Town |
| Blackwater | 16 | 2,395 | 1,740 | 3.86% | 134 | 18 | CDP |
| Kearny | 17 | 1,867 | 1,741 | 1.36% | 693 | 3 | Town |
| Mammoth | 18 | 1,165 | 1,085 | 1.39% | 44 | 26 | Town |
| Casa Blanca | 19 | 1,074 | 1,009 | -1.92% | 68 | 16 | CDP |
| Queen Valley | 20 | 736 | 655 | -0.41% | 76 | 10 | CDP |
| Cactus Forest | 21 | 586 | 705 | -0.17% | 214 | 3 | CDP |
| Stotonic Village | 22 | 423 | 426 | -3.42% | 83 | 5 | CDP |
| Stanfield | 23 | 386 | 489 | -5.85% | 98 | 4 | CDP |
| Sacaton Flats Village | 24 | 346 | 486 | -3.62% | 52 | 7 | CDP |
| Picacho | 25 | 243 | 534 | -6.18% | 40 | 6 | CDP |
| Chuichu | 26 | 188 | 280 | -2.59% | 27 | 7 | CDP |
| Sacate Village | 27 | 171 | 351 | 0% | 58 | 3 | CDP |
| Wet Camp Village | 28 | 156 | 115 | -3.11% | 34 | 5 | CDP |
| Sweet Water Village | 29 | 142 | 114 | 6.77% | 178 | 1 | CDP |
| Campo Bonito | 30 | 114 | 59 | 7.55% | 28 | 4 | CDP |
| Red Rock | 31 | 94 | 136 | 6.82% | 81 | 1 | CDP |
San Tan Valley is the largest city in Pinal County, with a population of 106,179.
Red Rock is the smallest city in Pinal County, with a population of 94.
There are 31 cities in Pinal County, Arizona.