| Official Name: | Coin Township |
| Settlement Type: | Township |
| Pushpin Map: | Arkansas |
| Pushpin Map Caption: | Location in Arkansas |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Carroll |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 19.228 |
| Area Land Sq Mi: | 19.191 |
| Area Water Sq Mi: | 0.037 |
| Population As Of: | 2010 |
| Population Total: | 655 |
| Population Density Sq Mi: | 34.13 |
| Coordinates: | 36.3229°N -93.3284°W |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | Zip Code |
| Postal Code: | 72611 (Alpena) |
| Area Code: | 870 |
Coin Township is one of twenty-one current townships in Carroll County, Arkansas, USA. Its population according to the 2020 census was 680, up from 655 at the 2010 census.[1]
According to the United States Census Bureau, Carrollton Township covers an area of 19.228sqmi, 19.191sqmi of land and 0.037sqmi of water.