80721 ZIP Code — Amherst, CO

Phillips County, Colorado

ZIP code 80721 is located in Amherst, Colorado, within Phillips County. It covers approximately 88.48 square miles and serves a population of 304 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 970.

About ZIP code 80721

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $318,800. Owner-occupancy sits near the national average at 67%.

Median household income is $95,329.

The dominant occupation class is natural resources, construction, and trades, with agriculture and mining as the leading industry. The average commute of 24 minutes is near the national average.

College attainment at 11% is below the national average, consistent with a trades and production-oriented local economy.

304

population

88.48

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

80721 ZIP code map

Cities in ZIP code 80721

Below are the cities the US Postal Service accepts for ZIP code 80721. Using any city not on this list may result in mail delivery delays.

City	Status
Amherst	Preferred

Nearby ZIP codes

80734 Holyoke (11 mi) 80737 Julesburg (13.6 mi) 69168 Venango (16.2 mi) 80744 Ovid (17.9 mi) 69023 Champion (18.4 mi)

Demographics updated 05/2026

Population
Total population	304
Population density	3 / sq mi
State FIPS	08
County FIPS	095

Geography
Land area	88.48 sq mi
Water area	0.00 sq mi
Latitude	40.6819
Longitude	-102.1496
Timezone	Mountain (MT)
Area code	970

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	37.1%	49.1%	32.5%
$50k – $100k	40.4%	30.0%	31.0%
$100k – $200k	15.7%	16.6%	26.9%
Over $200k	6.7%	4.3%	9.6%

Demographics & statistics

304

Population

People per sq mi

22.5

Median age

$95,329

Median household income

$31,202

Per capita income

$318,800

Median home value

Median monthly rent

67.1%

Home ownership

0.0%

Poverty rate

0.0%

Unemployment

Housing units

10.9%

Bachelor's or higher

Age distribution

Male Female

5–9

10–14

20–24

25–34

45–54

55–59

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	131	43.1%
18 and over	173	56.9%
65 and over	16	5.3%
Median age	22.5 years

Race & ethnicity

Hispanic or Latino 35.9%

White 28.3%

Two or more races 19.6%

Other race 16.2%

Group	Count	%
Hispanic or Latino	170	35.9%
White	134	28.3%
Two or more races	93	19.6%
Other race	77	16.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	37.1%	49.1%	32.5%
$50k – $100k	40.4%	30.0%	31.0%
$100k – $200k	15.7%	16.6%	26.9%
Over $200k	6.7%	4.3%	9.6%

$25k–$35k 11.4%

$50k–$75k 22.8%

$75k–$100k 36.7%

$100k–$150k 24.1%

$200k+ 5.1%

Range	% of households
$25k–$35k	11.4%
$50k–$75k	22.8%
$75k–$100k	36.7%
$100k–$150k	24.1%
$200k+	5.1%
Median income	$95,329

Housing

Home values

$150k–$200k 7.5%

$200k–$300k 34.0%

$300k–$500k 45.3%

$500k–$1M 13.2%

Housing overview

Metric	Value
Median home value	$318,800
Median rent / month	$0
Owner occupied	67.1%
Renter occupied	32.9%
Vacant	0.0%
Single-family detached	100.0%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	6.3
Avg household size (owned)	4.15

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	8.9%
1990–1999	27.8%
1980–1989	0.0%
1970–1979	0.0%
1960–1969	8.9%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	54.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	24.1%
3 bedrooms	51.9%
4 bedrooms	15.2%
5+ bedrooms	8.9%

Vehicles per household

Vehicles	% of households
No vehicle	24.1%
1 vehicle	8.9%
2 vehicles	31.6%
3 or more	35.4%

Heating fuel

Fuel type	%
Electricity	26.6%
Propane / LP gas	73.4%

Households & families

Household type	Count	%
Married-couple family	45	57.0%
Cohabiting couple	0	0.0%
Male householder, no spouse	25	31.6%
Female householder, no spouse	9	11.4%
Households with children under 18	19	24.1%
Households with seniors (65+)	11	13.9%
Average household size	3.85

Marital status

Status	Male	Female
Never married	0.0%	50.0%
Married	68.4%	42.6%
Separated	0.0%	0.0%
Widowed	0.0%	7.4%
Divorced	31.6%	0.0%

Education

Less than 9th grade 0.0%

Some HS, no diploma 25.0%

HS graduate 23.4%

Some college, no degree 32.8%

Associate's degree 7.8%

Bachelor's degree 10.9%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	75.0%
Bachelor's or higher	10.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	17	9.3%
Elementary school	114	62.6%
High school	32	17.6%
College / grad school	19	10.4%

Employment

Industry of employment

Agriculture & mining 38.5%

Wholesale trade 28.8%

Education & healthcare 12.2%

Arts, food & hospitality 12.2%

Manufacturing 8.3%

Occupation

Category	%
Management, business & arts	30.8%
Service	19.9%
Sales & office	0.0%
Natural resources & construction	41.0%
Production & transportation	8.3%

Employment type

Type	%
Private sector	85.3%
Government	7.7%
Self-employed	7.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	84.0%
Carpool	0.0%
Public transit	0.0%
Walk	0.0%
Work from home	16.0%
Other means	0.0%
Avg commute (minutes)	24.0

Poverty

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	13.9%
Retirement income	5.1%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	26.5%
High blood pressure	29.4%
High cholesterol	30.9%
Diabetes	9.3%
Heart disease	6.6%
Stroke	3.2%
Asthma	10.4%
Arthritis	24.5%
Kidney disease	3.0%
Pulmonary disease	7.6%
Cancer	6.9%

Behavior / access	%
Smoking	17.9%
Binge drinking	17.7%
No physical activity	21.1%
Less than 7 hrs sleep	28.2%
Depression	21.0%
Fair or poor health	14.0%
Poor mental health	15.0%
Poor physical health	10.9%
No health insurance	16.3%
Visited doctor (checkup)	66.6%
Visited dentist	59.6%
Cholesterol screening	87.9%
Teeth loss	15.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	0	0.0%

Disability	%
Any disability	6.6%
Under 18	0.0%
18–64 years	8.3%
65 and over	43.8%

Health insurance coverage

Type	%
Private insurance	69.4%
Public insurance	35.9%
No insurance	0.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	304	100.0%
Spanish	57	18.8%
Other Indo-European	57	18.8%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	272	89.5%
Born in same state	272	89.5%
Born in different state	198	65.1%
Foreign born	0	0.0%
Naturalized citizen	32	10.5%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	9	3%

Ancestry	Count	%
Italian	7	2.3%

Technology access

Metric	% of households
Computer access	26.0%
Internet access	100.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 80721

What city is ZIP code 80721 in?

ZIP code 80721 is primarily assigned to Amherst, Colorado.

What county is ZIP code 80721 in?

ZIP code 80721 falls within Phillips County, Colorado.

Is ZIP code 80721 family-oriented?

43% of residents in ZIP code 80721 are under 18, reflecting a younger, family-oriented community.

How educated is the population of ZIP code 80721?

11% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the typical home value in ZIP code 80721?

The median home value in ZIP code 80721 is $318,800.

What is the population of ZIP code 80721?

ZIP code 80721 has an estimated population of 304 residents, with a density of 3 people per square mile.

What timezone is ZIP code 80721 in?

ZIP code 80721 observes the MST timezone.