| Official Name: | Coldwater Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Kansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Comanche |
| Area Total Km2: | 1100.45 |
| Area Land Km2: | 1098.63 |
| Area Water Km2: | 1.82 |
| Area Total Sq Mi: | 424.89 |
| Area Land Sq Mi: | 424.18 |
| Area Water Sq Mi: | 0.7 |
| Area Water Percent: | 0.17 |
| Population As Of: | 2000 |
| Population Total: | 1086 |
| Population Density Km2: | 1 |
| Population Density Sq Mi: | 2.6 |
| Elevation M: | 583 |
| Elevation Ft: | 1913 |
| Coordinates: | 37.1917°N -99.1919°W |
| Postal Code Type: | ZIP codes |
| Postal Code: | 67029 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0470843 |
Coldwater Township is a township in Comanche County, Kansas, US. As of the 2000 census, its population was 1,086.
Coldwater Township covers an area of 424.89sqmi and contains one incorporated settlement, Coldwater (the county seat). According to the USGS, it contains two cemeteries: Crown Hill and Nescatunga.
The streams of Cave Creek, Cottonwood Creek, Dog Creek, East Branch Nescatunga Creek, Horse Creek, Indian Creek, Jug Motte Creek, Mustang Creek, Nescatunga Creek, Owl Creek, Red Fork Creek, Sand Creek, Sheele Creek, Walnut Creek, West Branch Nescatunga Creek, West Creek, Widow Creek and Wildcat Creek run through this township.
Coldwater Township contains one airport or landing strip, Stark Airport.