| Official Name: | Jasper Township, Adams County |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Adams |
| Area Total Km2: | 92.21 |
| Area Land Km2: | 92.04 |
| Area Water Km2: | 0.17 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 35.6 |
| Area Land Sq Mi: | 35.54 |
| Area Water Sq Mi: | 0.07 |
| Population As Of: | 2010 |
| Population Total: | 398 |
| Population Density Km2: | 4.3 |
| Population Density Sq Mi: | 11.2 |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Footnotes: | [1] |
| Elevation M: | 366 |
| Elevation Ft: | 1201 |
| Coordinates: | 40.9447°N -94.7625°W |
| Blank Name: | FIPS code |
| Blank Info: | 19-92193[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0468125 |
Jasper Township is one of twelve townships in Adams County, Iowa, United States. At the 2010 census, its population was 398.[3]
Jasper Township covers an area of 35.6sqmi and contains no incorporated settlements. According to the USGS, it contains five cemeteries: Brooks, Calvary, Oak Hill, Old Brooks, and Prairie Rose.