41 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Saginaw | 1 | 42,567 | 44,112 | -0.72% | 2,490 | 17.10 | City |
| Saginaw charter township | 2 | 40,702 | 41,622 | -0.43% | 1,662 | 24.50 | Township |
| Thomas township | 3 | 11,897 | 11,914 | 0.12% | 386 | 30.84 | Township |
| Tittabawassee township | 4 | 11,064 | 10,610 | 0.92% | 315 | 35.16 | Township |
| Bridgeport charter township | 5 | 9,798 | 10,081 | -0.52% | 283 | 34.60 | Township |
| Shields | 6 | 7,658 | 7,301 | 0.94% | 972 | 7.88 | CDP |
| Freeland | 7 | 7,454 | 6,866 | 0.43% | 1,131 | 6.59 | CDP |
| Buena Vista charter township | 8 | 7,453 | 7,647 | -0.48% | 210 | 35.50 | Township |
| Bridgeport | 9 | 6,381 | 6,208 | -0.59% | 760 | 8.40 | CDP |
| Buena Vista | 10 | 5,812 | 6,401 | -1.14% | 1,454 | 4 | CDP |
| Birch Run township | 11 | 5,804 | 5,882 | -0.26% | 163 | 35.51 | Township |
| Carrollton township | 12 | 5,542 | 5,735 | -0.65% | 1,656 | 3.35 | Township |
| Frankenmuth | 13 | 5,251 | 5,030 | 0.85% | 1,683 | 3.12 | City |
| Kochville township | 14 | 5,085 | 4,904 | 1.19% | 274 | 18.57 | Township |
| Chesaning township | 15 | 4,646 | 4,740 | -0.26% | 136 | 34.27 | Township |
| Taymouth township | 16 | 3,981 | 4,064 | -0.38% | 112 | 35.39 | Township |
| St. Charles township | 17 | 3,083 | 3,178 | -0.64% | 84 | 36.49 | Township |
| Maple Grove township | 18 | 2,627 | 2,672 | -0.27% | 73 | 35.80 | Township |
| Swan Creek township | 19 | 2,389 | 2,415 | -0.29% | 104 | 22.96 | Township |
| Chesaning | 20 | 2,380 | 2,459 | -0.67% | 773 | 3.08 | Village |
| Brady township | 21 | 2,124 | 2,141 | -0.23% | 58 | 36.78 | Township |
| Albee township | 22 | 2,000 | 2,044 | -0.45% | 56 | 36.03 | Township |
| St. Charles | 23 | 1,929 | 1,996 | -0.67% | 922 | 2.09 | Village |
| Spaulding township | 24 | 1,903 | 1,974 | -0.73% | 74 | 25.86 | Township |
| Frankenmuth township | 25 | 1,863 | 1,888 | -0.37% | 58 | 32.17 | Township |
| Blumfield township | 26 | 1,821 | 1,867 | -0.49% | 51 | 35.65 | Township |
| Brant township | 27 | 1,810 | 1,840 | -0.33% | 49 | 36.84 | Township |
| James township | 28 | 1,733 | 1,791 | -0.63% | 104 | 16.73 | Township |
| Jonesfield township | 29 | 1,572 | 1,618 | -0.63% | 62 | 25.20 | Township |
| Birch Run | 30 | 1,530 | 1,555 | -0.33% | 813 | 1.88 | Village |
| Burt | 31 | 1,282 | 1,365 | 0.31% | 212 | 6.04 | CDP |
| Hemlock | 32 | 1,166 | 1,042 | -1.69% | 424 | 2.75 | CDP |
| Chapin township | 33 | 940 | 925 | 0.64% | 38 | 24.65 | Township |
| Lakefield township | 34 | 885 | 890 | 0.11% | 37 | 24.08 | Township |
| Merrill township | 35 | 781 | 746 | 1.03% | 22 | 34.80 | Township |
| Burt township | 36 | 725 | 712 | 0.14% | 37 | 19.75 | Township |
| Merrill | 37 | 661 | 685 | -0.75% | 951 | 0.69 | Village |
| Robin Glen-Indiantown | 38 | 612 | 710 | -1.13% | 218 | 2.81 | CDP |
| Burt township | 39 | 403 | 406 | -0.25% | 2 | 230.48 | Township |
| Oakley | 40 | 281 | 290 | -0.71% | 272 | 1.03 | Village |
| Zilwaukee township | 41 | 60 | 61 | 0% | 17 | 3.58 | Township |
Saginaw is the largest city in Saginaw County, with a population of 42,567.
Zilwaukee township is the smallest city in Saginaw County.
There are 41 cities in Saginaw County, Michigan.