| Official Name: | Amsterdam Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Hancock |
| Area Total Km2: | 92.83 |
| Area Land Km2: | 92.68 |
| Area Water Km2: | 0.15 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 35.84 |
| Area Land Sq Mi: | 35.78 |
| Area Water Sq Mi: | 0.06 |
| Area Water Percent: | 0.16 |
| Population As Of: | 2000 |
| Population Total: | 927 |
| Population Density Km2: | 10 |
| Population Density Sq Mi: | 25.9 |
| Elevation M: | 356 |
| Elevation Ft: | 1168 |
| Coordinates: | 42.9517°N -93.7928°W |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP codes |
| Postal Code: | 50430, 50447 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0467395 |
Amsterdam Township is one of sixteen townships in Hancock County, Iowa, United States. As of the 2000 census, its population was 927.[1]
According to the United States Census Bureau, Amsterdam Township covers an area of 35.84 square miles (92.83 square kilometers); of this, 35.78 square miles (92.68 square kilometers, 99.84 percent) is land and 0.06 square miles (0.15 square kilometers, 0.16 percent) is water.
The township contains these three cemeteries: New Amsterdam Township, Old Amsterdam and West Lake.