Amherst, CO 80721 ZIP Code Profile

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Amherst, CO

ZIP Code 80721: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Amherst, CO 80721

  • ZIP Code Type: STANDARD
  • County: Phillips County
  • Centroid: Latitude 40.681, Longitude -102.168
  • Time Zone: Mountain Time Zone (UTC -7 hours)
  • Observes DST: Yes
  • Businesses Addresses: 7
  • PO Box Addresses: 13
  • Residential Addresses: 60
    • Multi-Family Addresses: 0
    • Single Family Addresses: 60

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

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80721 ZIP Code Map

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Amherst, CO 80721 Data & Demographics (As of July 1, 2017)


Total Population 115
Daytime Population: Workers 29
Daytime Population: Residents 46
Total Daytime Population (TDP) 75
Ratio TDP/Total Population1 0.65
Population in Households 115
Population in Familes 99
Population in Group Qrtrs 0
Population Density2 3
Diversity Index3 42


Median Household Income $53,270
Average Household Income $76,264
Per Capita Income $27,190


Total Housing Units 55 (100%)
Owner Occupied HU 29 (52.7%)
Renter Occupied HU 12 (21.8%)
Vacant Housing Units 14 (25.5%)
Median Home Value $129,167
Average Home Value $175,862


Total Households 41
Average Household Size 2.8
Family Households 30
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population -0.81% -0.71%
Households -0.97% -0.49%
Families -0.89% -0.68%
Median Household Income   1.02%
Per Capita Income   2.73%

Amherst, CO 80721 - Peer Comparisons by Rank and Percentile

The table below compares 80721 to the other 503 ZIP Codes in Colorado by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 467 7th
Population Density # 378 26th
Diversity Index # 208 59th
Median Household Income # 275 46th
Per Capita Income # 321 36th

Additional comparisons and rankings can be made with a VERY EASY TO USE Colorado Census Data Comparison Tool.

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