| Barnesville, Kansas | |
| Settlement Type: | Unincorporated community |
| Image Map1: | Map of Bourbon Co, Ks, USA.png |
| Map Caption1: | KDOT map of Bourbon County (legend) |
| Coordinates: | 38.0153°N -94.6614°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Kansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Bourbon |
| Subdivision Type3: | Township |
| Established Title: | Founded |
| Established Title1: | Platted |
| Established Date1: | 1858 |
| Unit Pref: | Imperial |
| Elevation Ft: | 860 |
| Population Density Sq Mi: | auto |
| Population Density Km2: | 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: | 20-04300 |
| Blank1 Name: | GNIS ID |
| Blank1 Info: | 484842 |
Barnesville is an unincorporated community in Bourbon County, Kansas, United States.
Barnesville was platted in 1858 by J. and F. Barnes, and named for them.[1] A post office was established at Barnesville in 1856, and remained in operation until it was discontinued in 1906.[2] A Civil War era military post, Barnesville's Post, is located in the area.