| Bayou Township | |
| Settlement Type: | Township |
| Pushpin Map: | Arkansas#USA |
| Pushpin Map Caption: | Location in Arkansas |
| Coordinates: | 33.3494°N -91.5868°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Arkansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Ashley |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 29.208 |
| Area Land Sq Mi: | 29.130 |
| Area Water Sq Mi: | 0.078 |
| Elevation Ft: | 171 |
| Population As Of: | 2010 |
| Population Total: | 55 |
| 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 |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS ID |
Bayou Township is a township in Ashley County, Arkansas, United States. Its population was 55 at the 2010 United States Census, a decrease of 5.17 percent from 58 at the 2000 census.
According to the 2010 Census, Bayou Township is located at 33.3494°N -91.5868°W (33.349358, -91.586808). It has a total area of 29.208abbr=offNaNabbr=off, of which 29.13sqmi is land and 0.078sqmi is water (0.27%). As per the USGS National Elevation Dataset, the elevation is 171feet.