Johnstown ZIP Codes — Weld County, CO

There is one unique ZIP code in Johnstown, Colorado and it is 80534. Area code: 970.

ZIP codes

48.05

sq mi land

0.44

sq mi water

970

area code

Johnstown, CO ZIP code map

About Johnstown, CO

Johnstown, Colorado, is a charming town located in Weld County, offering a unique blend of small-town charm and modern amenities. Known for its picturesque scenery and friendly community, Johnstown attracts both families and individuals seeking a quieter lifestyle. The town boasts a strong sense of community, hosting various events throughout the year to bring residents together.

Location & geography

Situated in northern Colorado, Johnstown lies approximately 22 miles north of Denver, making it a convenient location for those working in the capital. The town is also close to nearby cities such as Loveland, located about 10 miles to the west, Greeley, around 15 miles to the east, and Longmont, roughly 17 miles to the south. Johnstown covers a land area of 96.11 square miles, with a small water area of 0.88 square miles, featuring rolling hills and stunning views of the Colorado landscape.

Community & economy

Johnstown embodies a friendly and tight-knit community atmosphere, where neighbors know each other and local businesses thrive. The economy is supported by a mix of agriculture, retail, and the burgeoning tech industry, reflecting the town's growth in recent years. Daily life in Johnstown often revolves around local schools, parks, and recreational activities, promoting an outdoor lifestyle that residents cherish.

Transportation

Major highways such as Interstate 25 and U.S. Route 34 provide convenient access for residents commuting to nearby cities and jobs. The nearest major airport is Denver International Airport, approximately 40 miles to the south, which serves as the primary air travel hub for residents. Public transportation options are limited, but local services provide essential transportation to the surrounding areas.

History

Johnstown was founded in the late 19th century and has evolved from a primarily agricultural community to a growing suburban area. The town has historically been supported by agriculture, but as it has expanded, more industries have established a presence, including retail and commercial businesses. Notable events include the 2013 floods, which significantly impacted the region and led to extensive recovery efforts that reshaped its infrastructure.

Did you know?

One surprising fact about Johnstown is that it hosts an annual Great Western Rocky Mountain Green Festival, celebrating local businesses and sustainable practices. Additionally, Johnstown's close-knit community comes together for various events, making it a lively place throughout the year.

ZIP codes for Johnstown, CO (1)

ZIP code	City	County	Map
80534	Johnstown	Weld	View map

Demographics & statistics

19,368

Population

35.2

Median age

$123,102

Median household income

$48,390

Per capita income

$472,200

Median home value

$1,797

Median monthly rent

77.5%

Home ownership

6.4%

Poverty rate

5.7%

Unemployment

5,466

Housing units

38.6%

Bachelor's or higher

Age distribution

Male Female

868

Under 5

716

669

5–9

551

920

10–14

759

559

15–19

460

961

20–24

792

1,269

25–34

1,046

1,742

35–44

1,436

1,359

45–54

1,120

559

55–59

461

675

60–64

557

591

65–74

488

428

75–84

353

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	5,052	26.1%
18 and over	14,316	73.9%
65 and over	1,889	9.8%
Median age	35.2 years

Race & ethnicity

White 77.6%

Hispanic or Latino 8.2%

Two or more races 6.6%

Other race 3.5%

Asian 3.2%

American Indian / Alaska Native 0.5%

Black or African American 0.3%

Group	Count	%
White	16,386	77.6%
Hispanic or Latino	1,735	8.2%
Two or more races	1,383	6.6%
Other race	740	3.5%
Asian	674	3.2%
American Indian / Alaska Native	116	0.5%
Black or African American	69	0.3%

Household income

Under $10k 8.7%

$15k–$25k 3.8%

$25k–$35k 2.6%

$35k–$50k 3.3%

$50k–$75k 12.4%

$75k–$100k 10.4%

$100k–$150k 24.9%

$150k–$200k 15.6%

$200k+ 18.2%

Range	% of households
Under $10k	8.7%
$15k–$25k	3.8%
$25k–$35k	2.6%
$35k–$50k	3.3%
$50k–$75k	12.4%
$75k–$100k	10.4%
$100k–$150k	24.9%
$150k–$200k	15.6%
$200k+	18.2%
Median income	$123,102

Housing

Home values

Under $50k 2.4%

$50k–$100k 0.2%

$100k–$150k 0.8%

$200k–$300k 3.7%

$300k–$500k 53.9%

$500k–$1M 36.6%

$1M+ 2.3%

Housing overview

Metric	Value
Median home value	$472,200
Median rent / month	$1,797
Owner occupied	77.5%
Renter occupied	22.5%
Vacant	0.4%
Single-family detached	76.9%
Large apartment buildings	7.9%
Mobile homes	1.6%
Median rooms	6.2
Avg household size (owned)	3.02

Year built

Era	%
2020 or later	3.0%
2010–2019	35.9%
2000–2009	29.5%
1990–1999	14.0%
1980–1989	3.0%
1970–1979	4.3%
1960–1969	1.7%
1950–1959	1.5%
1940–1949	0.7%
1939 or earlier	6.5%

Bedrooms

Size	% of units
No bedroom (studio)	1.9%
1 bedroom	11.4%
2 bedrooms	11.2%
3 bedrooms	33.5%
4 bedrooms	26.2%
5+ bedrooms	15.9%

Vehicles per household

Vehicles	% of households
No vehicle	3.9%
1 vehicle	16.3%
2 vehicles	42.9%
3 or more	36.8%

Heating fuel

Fuel type	%
Utility gas	70.8%
Electricity	19.3%
Propane / LP gas	2.3%
Solar	0.7%
No fuel used	5.8%

Households & families

Household type	Count	%
Married-couple family	4,694	67.0%
Cohabiting couple	537	7.7%
Male householder, no spouse	1,084	15.5%
Female householder, no spouse	694	9.9%
Households with children under 18	2,699	38.5%
Households with seniors (65+)	1,226	17.5%
Average household size	2.76

Marital status

Status	Male	Female
Never married	24.4%	21.7%
Married	68.4%	64.0%
Separated	0.6%	0.7%
Widowed	0.8%	4.4%
Divorced	5.7%	9.2%

Education

Less than 9th grade 2.7%

Some HS, no diploma 1.7%

HS graduate 22.6%

Some college, no degree 27.3%

Associate's degree 7.1%

Bachelor's degree 24.4%

Graduate / professional 14.2%

Metric	%
HS diploma or higher	95.6%
Bachelor's or higher	38.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	310	6.7%
Kindergarten	134	2.9%
Elementary school	2,388	51.5%
High school	750	16.2%
College / grad school	1,058	22.8%

Employment

Industry of employment

Education & healthcare 18.6%

Retail trade 15.1%

Professional & management 11.9%

Manufacturing 11.5%

Construction 8.5%

Agriculture & mining 6.6%

Transportation & utilities 6.6%

Other services 4.8%

Public administration 4.6%

Finance & real estate 3.4%

Wholesale trade 3.3%

Arts, food & hospitality 3.3%

Information 1.8%

Occupation

Category	%
Management, business & arts	44.2%
Service	10.7%
Sales & office	22.8%
Natural resources & construction	11.9%
Production & transportation	10.4%

Employment type

Type	%
Private sector	79.4%
Government	13.5%
Self-employed	7.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	75.4%
Carpool	6.2%
Public transit	0.0%
Walk	3.8%
Other means	1.2%
Avg commute (minutes)	30.2

Poverty

All people 6.4%

Under 18 years 4.2%

18 and over 7.2%

Married-couple families 2.6%

Female-led households 0.0%

Income support

Source	% of households
Social Security	16.8%
Retirement income	15.9%
Supplemental Security	3.6%
Cash public assistance	2.0%
Food stamps / SNAP	2.0%

Health indicators

Condition	%
High blood pressure	23.6%
High cholesterol	28.0%
Heart disease	4.1%
Stroke	1.9%
Asthma	9.2%
Arthritis	18.2%
Kidney disease	2.0%
Pulmonary disease	4.4%
Cancer	5.7%

Behavior / access	%
Binge drinking	19.4%
No physical activity	15.5%
Less than 7 hrs sleep	28.4%
Fair or poor health	8.6%
Poor mental health	13.4%
Poor physical health	7.4%
No health insurance	11.5%
Visited doctor (checkup)	64.8%
Visited dentist	67.5%
Cholesterol screening	90.2%
Teeth loss	8.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,287	9.1%

Disability	%
Any disability	9.4%
Under 18	3.4%
18–64 years	7.4%
65 and over	38.4%

Health insurance coverage

Type	%
Private insurance	79.5%
Public insurance	24.8%
Uninsured under 19	3.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	17,784	91.8%
Spanish	866	4.9%
Other Indo-European	557	3.1%
Asian & Pacific Islander	0	0.0%
Other languages	232	1.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	18,522	95.6%
Born in same state	18,382	94.9%
Born in different state	10,606	54.8%
Foreign born	140	0.7%
Naturalized citizen	846	4.4%
Not a US citizen	368	43.5%

Ancestry

Ancestry	Count	%
French	3,693	19.1%
Italian	2,710	14%
Arab	1,023	5.3%
Polish	301	1.6%
English	265	1.4%

Ancestry	Count	%
Dutch	214	1.1%
Irish	75	0.4%
German	36	0.2%
Norwegian	16	0.1%

Technology access

Metric	% of households
Computer access	36.2%
Internet access	94.3%

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

Frequently asked questions

What ZIP codes does Johnstown, CO have?

Johnstown, CO has one ZIP code: 80534. Each ZIP code serves a distinct delivery area within the city and surrounding region.