| Amherst, Colorado | |
| Pushpin Map: | USA |
| Pushpin Label: | Amherst |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location of the Amherst CDP in the |
| Established Title: | Established |
| Established Date: | About 1887[1] |
| Unit Pref: | US |
| Area Footnotes: | [2] |
| Area Total Km2: | 1.176 |
| Area Land Km2: | 1.176 |
| Area Water Km2: | 0.000 |
| Population Footnotes: | [3] |
| Population Total: | 46 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Utc Offset: | -7 |
| Utc Offset Dst: | -6 |
| Coordinates: | 40.6832°N -102.1726°W |
| Elevation M: | 1127 |
| Elevation Ft: | 3697 |
| Postal Code Type: | ZIP Code[4] |
| Postal Code: | 80721 |
| Blank Name: | GNIS feature[5] |
| Blank Info: | Amherst CDP |
Amherst is a census-designated place (CDP) and a post office in and governed by Phillips County, Colorado, United States. The Amherst post office has the ZIP Code 80721.[4] At the United States Census 2020, the population of the Amherst CDP was 47.
The town of Amherst was established about 1887.[1] The community was named after Amherst, Massachusetts, the native home of a local businessman.[6] The Amherst Post Office opened on February 18, 1888.[7] Phillips County was founded in 1889, and before that, Amherst was in Weld County.[8]
The Amherst CDP has an area of 1.176km2, all land.[2]
The United States Census Bureau initially defined the for the