Holyoke ZIP Code List — Phillips County, CO

There is one unique ZIP code in Holyoke, Colorado and it is 80734. Area code: 970.

ZIP codes

481.91

sq mi land

0.12

sq mi water

970

area code

Holyoke, CO ZIP code map

About Holyoke, CO

Holyoke is a charming city located in Colorado's Phillips County, known for its small-town appeal and friendly community. It serves as the county seat and is an important hub for the surrounding agricultural region. The city's rich cultural heritage and commitment to preserving local traditions make it an inviting place for both residents and visitors alike.

Location & geography

Holyoke is situated in the northeastern part of Colorado and is approximately 30 miles from the nearby town of Sterling. It covers a vast land area of 481.91 square miles, with a small water area of 0.12 square miles, highlighting its primarily dry landscape typical of the High Plains region. The terrain is mostly flat, characteristic of the eastern Colorado plains, providing a scenic backdrop for farming and outdoor activities.

Community & economy

Holyoke boasts a close-knit community that values its historical roots while embracing modern development. Agriculture plays a significant role in the local economy, with many residents engaged in farming and related industries. Daily life in Holyoke reflects a blend of tradition and progress, with various local events and festivals that foster a strong sense of community among its residents.

Transportation

The primary route serving Holyoke is U.S. Highway 385, which provides convenient access to other nearby towns and cities. The nearest major airport is in Sterling, approximately 30 miles away, which offers regional flights. Public transportation options are limited, making personal vehicles the primary mode of transport for residents and visitors.

History

Holyoke was founded in the early 1900s, originally established as a railway town. The city developed rapidly thanks to the agriculture industry, specifically focusing on crops like sugar beets and corn. A significant event in Holyoke's history was the establishment of the Phillips County Fair, which has been a staple in the community, showcasing local agriculture and culture.

Did you know?

One surprising fact about Holyoke is that it hosts an annual festival called the 'Holyoke Market on the Plains,' which celebrates local businesses and crafts. Another little-known aspect is that Holyoke is home to the Phillips County Historical Society, which preserves and promotes the area's rich agricultural heritage.

ZIP codes for Holyoke, CO (1)

ZIP code	City	County	Map
80734	Holyoke	Phillips	View map

Demographics & statistics

3,057

Population

39.8

Median age

$58,199

Median household income

$42,456

Per capita income

$264,100

Median home value

$859

Median monthly rent

72.2%

Home ownership

10.1%

Poverty rate

0.4%

Unemployment

1,047

Housing units

31.4%

Bachelor's or higher

Age distribution

Male Female

148

Under 5

139

116

5–9

109

10–14

15–19

20–24

144

25–34

135

272

35–44

254

176

45–54

165

55–59

116

60–64

108

120

65–74

113

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	792	25.9%
18 and over	2,265	74.1%
65 and over	534	17.5%
Median age	39.8 years

Race & ethnicity

White 78.1%

Hispanic or Latino 8.9%

Two or more races 8%

American Indian / Alaska Native 2.7%

Other race 2%

Black or African American 0.2%

Asian 0.1%

Group	Count	%
White	2,622	78.1%
Hispanic or Latino	299	8.9%
Two or more races	267	8%
American Indian / Alaska Native	91	2.7%
Other race	67	2%
Black or African American	6	0.2%
Asian	4	0.1%

Household income

Under $10k 0.7%

$10k–$15k 8.0%

$15k–$25k 4.1%

$25k–$35k 8.0%

$35k–$50k 21.0%

$50k–$75k 17.8%

$75k–$100k 11.4%

$100k–$150k 15.3%

$150k–$200k 4.4%

$200k+ 9.2%

Range	% of households
Under $10k	0.7%
$10k–$15k	8.0%
$15k–$25k	4.1%
$25k–$35k	8.0%
$35k–$50k	21.0%
$50k–$75k	17.8%
$75k–$100k	11.4%
$100k–$150k	15.3%
$150k–$200k	4.4%
$200k+	9.2%
Median income	$58,199

Housing

Home values

Under $50k 3.1%

$50k–$100k 8.7%

$100k–$150k 5.1%

$150k–$200k 12.8%

$200k–$300k 38.1%

$300k–$500k 21.6%

$500k–$1M 9.0%

$1M+ 1.6%

Housing overview

Metric	Value
Median home value	$264,100
Median rent / month	$859
Owner occupied	72.2%
Renter occupied	27.8%
Vacant	15.3%
Single-family detached	85.0%
Large apartment buildings	0.0%
Mobile homes	7.0%
Median rooms	6.2
Avg household size (owned)	2.81

Year built

Era	%
2020 or later	0.4%
2010–2019	2.3%
2000–2009	13.9%
1990–1999	5.3%
1980–1989	5.6%
1970–1979	20.0%
1960–1969	10.0%
1950–1959	10.7%
1940–1949	3.2%
1939 or earlier	28.6%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	10.3%
2 bedrooms	26.1%
3 bedrooms	21.1%
4 bedrooms	32.7%
5+ bedrooms	9.8%

Vehicles per household

Vehicles	% of households
No vehicle	5.9%
1 vehicle	26.6%
2 vehicles	44.7%
3 or more	22.8%

Heating fuel

Fuel type	%
Utility gas	65.2%
Electricity	21.2%
Propane / LP gas	10.3%
No fuel used	2.5%

Households & families

Household type	Count	%
Married-couple family	709	61.1%
Cohabiting couple	33	2.8%
Male householder, no spouse	244	21.0%
Female householder, no spouse	174	15.0%
Households with children under 18	341	29.4%
Households with seniors (65+)	360	31.0%
Average household size	2.59

Marital status

Status	Male	Female
Never married	24.9%	11.3%
Married	62.9%	62.4%
Separated	0.5%	0.0%
Widowed	1.4%	15.9%
Divorced	10.3%	10.4%

Education

Less than 9th grade 5.8%

Some HS, no diploma 7.1%

HS graduate 28.7%

Some college, no degree 19.1%

Associate's degree 7.9%

Bachelor's degree 21.6%

Graduate / professional 9.9%

Metric	%
HS diploma or higher	87.1%
Bachelor's or higher	31.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	99	13.9%
Kindergarten	21	2.9%
Elementary school	313	43.8%
High school	171	23.9%
College / grad school	110	15.4%

Employment

Industry of employment

Agriculture & mining 23.0%

Education & healthcare 14.6%

Construction 9.8%

Professional & management 8.3%

Retail trade 7.2%

Manufacturing 6.7%

Public administration 5.8%

Wholesale trade 5.7%

Transportation & utilities 5.7%

Finance & real estate 4.8%

Other services 4.8%

Arts, food & hospitality 3.1%

Information 0.5%

Occupation

Category	%
Management, business & arts	41.6%
Service	12.6%
Sales & office	12.1%
Natural resources & construction	22.8%
Production & transportation	10.9%

Employment type

Type	%
Private sector	68.0%
Government	14.6%
Self-employed	17.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	76.7%
Carpool	15.5%
Public transit	0.0%
Walk	1.1%
Other means	0.0%
Avg commute (minutes)	22.1

Poverty

All people 10.1%

Under 18 years 8.7%

18 and over 10.7%

Married-couple families 4.7%

Female-led households 64.2%

Income support

Source	% of households
Social Security	32.2%
Retirement income	10.7%
Supplemental Security	5.2%
Cash public assistance	0.3%
Food stamps / SNAP	4.2%

Health indicators

Condition	%
High blood pressure	32.1%
High cholesterol	32.8%
Heart disease	7.7%
Stroke	3.7%
Asthma	10.0%
Arthritis	26.9%
Kidney disease	3.5%
Pulmonary disease	8.0%
Cancer	7.9%

Behavior / access	%
Binge drinking	15.9%
No physical activity	23.1%
Less than 7 hrs sleep	28.0%
Fair or poor health	15.4%
Poor mental health	13.9%
Poor physical health	11.5%
No health insurance	18.0%
Visited doctor (checkup)	68.4%
Visited dentist	58.9%
Cholesterol screening	89.8%
Teeth loss	16.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	185	8.2%

Disability	%
Any disability	11.6%
Under 18	1.9%
18–64 years	12.2%
65 and over	25.1%

Health insurance coverage

Type	%
Private insurance	71.4%
Public insurance	33.3%
Uninsured under 19	8.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,770	90.6%
Spanish	413	14.9%
Other Indo-European	413	14.9%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,510	82.1%
Born in same state	2,506	82.0%
Born in different state	1,815	59.4%
Foreign born	4	0.1%
Naturalized citizen	547	17.9%
Not a US citizen	224	41.0%

Ancestry

Ancestry	Count	%
Italian	217	7.1%
French	157	5.1%
Arab	155	5.1%
Dutch	38	1.2%

Ancestry	Count	%
Polish	30	1%
Irish	24	0.8%
English	20	0.7%
German	6	0.2%

Technology access

Metric	% of households
Computer access	37.9%
Internet access	91.0%

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

Frequently asked questions

What is the ZIP code for Holyoke, CO?

Holyoke, CO has one ZIP code: 80734.

What is the main ZIP code for Holyoke, CO?

The primary ZIP code for Holyoke, CO is 80734. The city uses area code 970 for phone service.

What county is Holyoke, CO in?

Holyoke is located in Phillips County, Colorado.

How many ZIP codes are in Holyoke, CO?

Holyoke, CO has 1 ZIP code.

What ZIP code should I use when mailing something to downtown Holyoke, Colorado?

Downtown Holyoke, located in Phillips County, uses the ZIP code 80734 for all mail delivery.

If I'm sending a package to a business in Holyoke, CO, what is the correct ZIP code?

All businesses and residences in Holyoke, Colorado are served by the single ZIP code 80734.