| Buttermilk, Kansas | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Kansas#USA |
| Pushpin Label: | Buttermilk |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location within the state of Kansas |
| Image Map1: | Map of Comanche Co, Ks, USA.png |
| Map Caption1: | KDOT map of Comanche County (legend) |
| Coordinates: | 37.1028°N -99.3253°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Kansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Comanche |
| Subdivision Type3: | Township |
| Established Title: | Founded |
| Established Title1: | Platted |
| Unit Pref: | Imperial |
| Elevation Ft: | 1896 |
| Population Density Sq Mi: | auto |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP code |
| Area Code Type: | Area code |
| Area Code: | 620 |
| Blank Name: | FIPS code |
| Blank Info: | 20-09750 |
| Blank1 Name: | GNIS ID |
| Blank1 Info: | 484539 |
Buttermilk is an unincorporated community in Comanche County, Kansas, United States.
As of 2014, it consisted of a farmhouse and outbuildings, a church and three houses. It does not ordinarily appear on any road maps.
The nearby Big Gyp Cave Pictograph Site is on the National Register of Historic Places.
The community is served by Comanche County USD 300 public school district.