| Walnut Township | |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Kansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Barton |
| Area Total Km2: | 93.07 |
| Area Land Km2: | 93.07 |
| Area Water Km2: | 0 |
| Area Total Sq Mi: | 35.93 |
| Area Land Sq Mi: | 35.93 |
| Area Water Sq Mi: | 0 |
| Area Water Percent: | 0 |
| Population As Of: | 2010 |
| Population Total: | 403 |
| Population Density Km2: | auto |
| Elevation M: | 588 |
| Elevation Ft: | 1929 |
| Coordinates: | 38.4833°N -157°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0475633 |
Walnut Township is a township in Barton County, Kansas, United States. As of the 2010 census, its population was 403.[1]
Walnut Township was organized in 1876.[2]
Walnut Township (T18S R15W) covers an area of 35.93sqmi and contains two incorporated settlements: Albert and Olmitz. According to the USGS, it contains one cemetery, Saint Anthony.
The streams of Boot Creek and Dry Creek run through this township.