Allenspark ZIP Code List — Boulder County, CO

There is one unique ZIP code in Allenspark, Colorado and it is 80510. Area code: 303/720.

ZIP codes

65.88

sq mi land

0.44

sq mi water

303/720

area code

Allenspark, CO ZIP code map

About Allenspark, CO

Allenspark, Colorado, is a quaint mountain community situated in Boulder County. Known for its stunning natural landscapes and proximity to the Rocky Mountain National Park, it attracts both residents and visitors seeking outdoor adventures. With a population characterized by a strong sense of community and a love for nature, Allenspark offers a peaceful escape from urban life.

Location & geography

Allenspark is located approximately 17 miles southwest of Longmont and about 16 miles north of Nederland, making it relatively accessible to larger towns while still maintaining its tranquil atmosphere. The town encompasses a land area of 65.88 square miles, complemented by a water area of 0.44 square miles. The terrain is predominantly mountainous, featuring scenic views and opportunities for hiking, camping, and wildlife observation.

Community & economy

The character of Allenspark is defined by its close-knit community that values nature and the outdoors. The local economy is primarily driven by tourism, with many visitors drawn to the area's hiking trails and natural attractions. Daily life revolves around outdoor activities, local events, and a strong appreciation for the surrounding natural beauty.

Transportation

Allenspark can be accessed via Colorado State Highway 7, which provides a direct route to the surrounding areas. The nearest larger airports are located in Denver, with Denver International Airport being the most prominent for both domestic and international travel. Public transportation options are limited, emphasizing the town's rural charm.

History

Allenspark was established in the late 19th century, originally attracting settlers due to its scenic vistas and natural resources. The area developed around timber and tourism industries, which continue to be significant today. Notable events in its history include the establishment of several lodges that still operate, providing accommodations to those exploring the nearby Rockies.

Did you know?

One surprising fact about Allenspark is that it is home to the historic Allenspark Area Foundation, which aims to preserve the area’s unique cultural heritage. Additionally, the town's picturesque views make it a popular destination for artists and photographers seeking inspiration.

ZIP codes for Allenspark, CO (1)

ZIP code	City	County	Map
80510	Allenspark	Boulder	View map

Demographics & statistics

522

Population

50.3

Median age

$166,776

Median household income

$61,934

Per capita income

$545,500

Median home value

$856

Median monthly rent

77.8%

Home ownership

4.2%

Poverty rate

0.0%

Unemployment

625

Housing units

63.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	105	20.1%
18 and over	417	79.9%
65 and over	77	14.8%
Median age	50.3 years

Race & ethnicity

White 79.9%

Two or more races 13.3%

Hispanic or Latino 6.5%

Black or African American 0.4%

Group	Count	%
White	446	79.9%
Two or more races	74	13.3%
Hispanic or Latino	36	6.5%
Black or African American	2	0.4%

Household income

$15k–$25k 6.4%

$25k–$35k 8.9%

$35k–$50k 5.4%

$50k–$75k 2.5%

$75k–$100k 2.0%

$100k–$150k 15.8%

$150k–$200k 38.4%

$200k+ 20.7%

Range	% of households
$15k–$25k	6.4%
$25k–$35k	8.9%
$35k–$50k	5.4%
$50k–$75k	2.5%
$75k–$100k	2.0%
$100k–$150k	15.8%
$150k–$200k	38.4%
$200k+	20.7%
Median income	$166,776

Housing

Home values

$100k–$150k 3.2%

$150k–$200k 3.8%

$200k–$300k 3.2%

$300k–$500k 34.8%

$500k–$1M 51.3%

$1M+ 3.8%

Housing overview

Metric	Value
Median home value	$545,500
Median rent / month	$856
Owner occupied	77.8%
Renter occupied	22.2%
Vacant	69.7%
Single-family detached	97.5%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	4.5
Avg household size (owned)	2.31

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	4.0%
1990–1999	7.9%
1980–1989	6.6%
1970–1979	6.4%
1960–1969	14.5%
1950–1959	9.6%
1940–1949	24.6%
1939 or earlier	26.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.4%
1 bedroom	27.2%
2 bedrooms	45.2%
3 bedrooms	15.2%
4 bedrooms	7.3%
5+ bedrooms	4.6%

Vehicles per household

Vehicles	% of households
No vehicle	1.5%
1 vehicle	9.9%
2 vehicles	12.8%
3 or more	75.9%

Heating fuel

Fuel type	%
Electricity	27.1%
Propane / LP gas	46.8%
Wood	23.6%

Households & families

Household type	Count	%
Married-couple family	120	59.1%
Cohabiting couple	13	6.4%
Male householder, no spouse	33	16.3%
Female householder, no spouse	37	18.2%
Households with children under 18	61	30.0%
Households with seniors (65+)	64	31.5%
Average household size	2.52

Marital status

Status	Male	Female
Never married	25.6%	32.2%
Married	55.5%	53.7%
Separated	0.9%	0.0%
Widowed	9.3%	6.6%
Divorced	8.8%	7.5%

Education

Less than 9th grade 2.5%

Some HS, no diploma 0.0%

HS graduate 9.9%

Some college, no degree 24.7%

Associate's degree 0.0%

Bachelor's degree 39.5%

Graduate / professional 23.5%

Metric	%
HS diploma or higher	97.5%
Bachelor's or higher	63.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	66	47.5%
High school	37	26.6%
College / grad school	36	25.9%

Employment

Industry of employment

Education & healthcare 26.8%

Arts, food & hospitality 20.8%

Professional & management 16.6%

Construction 10.2%

Finance & real estate 8.4%

Transportation & utilities 6.3%

Information 6.3%

Other services 3.9%

Agriculture & mining 0.6%

Occupation

Category	%
Management, business & arts	60.2%
Service	13.9%
Sales & office	7.2%
Natural resources & construction	10.2%
Production & transportation	8.4%

Employment type

Type	%
Private sector	70.8%
Government	23.5%
Self-employed	5.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	55.2%
Carpool	19.7%
Public transit	0.0%
Walk	0.0%
Other means	4.7%
Avg commute (minutes)	35.7

Poverty

All people 4.2%

Under 18 years 7.8%

18 and over 3.4%

Married-couple families 2.5%

Female-led households 0.0%

Income support

Source	% of households
Social Security	34.5%
Retirement income	14.3%
Supplemental Security	3.9%
Cash public assistance	2.5%
Food stamps / SNAP	3.9%

Health indicators

Condition	%
High blood pressure	27.6%
High cholesterol	35.0%
Heart disease	6.1%
Stroke	2.6%
Asthma	9.1%
Arthritis	24.5%
Kidney disease	2.7%
Pulmonary disease	5.2%
Cancer	9.1%

Behavior / access	%
Binge drinking	16.4%
No physical activity	11.9%
Less than 7 hrs sleep	22.6%
Fair or poor health	8.3%
Poor mental health	10.8%
Poor physical health	8.0%
No health insurance	7.2%
Visited doctor (checkup)	70.8%
Visited dentist	77.3%
Cholesterol screening	94.9%
Teeth loss	5.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	20	4.8%

Disability	%
Any disability	16.3%
Under 18	0.0%
18–64 years	16.2%
65 and over	39.0%

Health insurance coverage

Type	%
Private insurance	83.5%
Public insurance	25.5%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	520	99.6%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	517	99.0%
Born in same state	517	99.0%
Born in different state	131	25.1%
Foreign born	0	0.0%
Naturalized citizen	5	1.0%
Not a US citizen	5	100.0%

Ancestry

Ancestry	Count	%
Italian	146	28%
French	121	23.2%
Irish	17	3.3%

Ancestry	Count	%
English	13	2.5%
Dutch	3	0.6%

Technology access

Metric	% of households
Computer access	38.9%
Internet access	100.0%

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

Frequently asked questions

What is the ZIP code for Allenspark, CO?

Allenspark, CO has one ZIP code: 80510.

What is the main ZIP code for Allenspark, CO?

The primary ZIP code for Allenspark, CO is 80510. The city uses area code 303 or 720 for phone service.

What county is Allenspark, CO in?

Allenspark is located in Boulder County, Colorado.

How many ZIP codes are in Allenspark, CO?

Allenspark, CO has 1 ZIP code.

What ZIP code should I use when mailing something to a business in downtown Allenspark near the St. Vrain River?

All mail to Allenspark, including the downtown area near the St. Vrain River, uses ZIP code 80510.

If I'm sending a package to someone in the Allenspark area near the gateway to the Indian Peaks Wilderness, what ZIP code do I need?

Any location in Allenspark, including areas near the Indian Peaks Wilderness gateway, uses the single ZIP code 80510.