Lone Tree ZIP Code List — Douglas County, CO

There is one unique ZIP code in Lone Tree, Colorado and it is 80124. Area code: 720/303.

ZIP codes

9.38

sq mi land

0.00

sq mi water

720/303

area code

Lone Tree, CO ZIP code map

About Lone Tree, CO

Lone Tree is a vibrant city located in the state of Colorado, nestled within the picturesque Douglas County. Known for its scenic landscapes and community-oriented lifestyle, Lone Tree has become a desirable place to live and work. With its single ZIP code of 80124, it provides residents with a close-knit atmosphere while offering access to urban amenities.

Location & geography

Lone Tree is conveniently situated approximately 20 miles south of downtown Denver and about 30 miles from Colorado Springs, making it easily accessible to both major urban centers. The city covers a land area of 9.38 square miles, characterized by its rolling hills and beautiful parks, while there is no water area present. Neighboring cities include Highlands Ranch to the west, Parker to the southeast, Castle Rock to the south, and Centennial to the north.

Community & economy

The character of Lone Tree is marked by its family-friendly environment and a strong sense of community. The local economy is supported by various industries, including retail, healthcare, and technology, giving residents diverse employment opportunities. Daily life in Lone Tree features a blend of outdoor activities, shopping, and dining, particularly in the upscale Lone Tree Arts Center and along RidgeGate Parkway.

Transportation

Major transportation routes include Interstate 25, which provides direct access to Denver and beyond, and Lincoln Avenue, a key east-west thoroughfare. The nearest major airport is Denver International Airport, located approximately 40 miles north of Lone Tree. Public transit options are available through the Regional Transportation District, connecting residents to surrounding areas.

History

Lone Tree was incorporated in 1995 as a small community that has seen significant growth since its founding. Initially, the area was known for its agricultural roots, but it has transitioned into a vibrant suburban city with a focus on residential development and commercial growth. Over the years, Lone Tree has hosted notable events, contributing to its reputation as a thriving destination within Douglas County.

Did you know?

A surprising fact about Lone Tree is that it features the 1,200-acre Lone Tree Golf Club, which is not only a popular recreational facility but also an important venue for community events. Additionally, the city is home to the Sky Ridge Medical Center, a leading healthcare provider in the region, highlighting the city's commitment to quality health services.

ZIP codes for Lone Tree, CO (1)

ZIP code	City	County	Map
80124	Lone Tree	Douglas	View map

Demographics & statistics

22,567

Population

39.1

Median age

$121,074

Median household income

$72,237

Per capita income

$692,600

Median home value

$1,892

Median monthly rent

54.9%

Home ownership

3.7%

Poverty rate

4.5%

Unemployment

5,834

Housing units

66.9%

Bachelor's or higher

Age distribution

Male Female

543

Under 5

484

551

5–9

491

727

10–14

648

832

15–19

742

710

20–24

633

1,981

25–34

1,765

1,617

35–44

1,442

1,865

45–54

1,662

787

55–59

701

646

60–64

575

1,093

65–74

975

392

75–84

350

188

85+

167

← Male

Female →

Age summary

Group	Count	%
Under 18	4,395	19.5%
18 and over	18,172	80.5%
65 and over	3,165	14.0%
Median age	39.1 years

Race & ethnicity

White 74.7%

Asian 11.3%

Two or more races 4.9%

Hispanic or Latino 3.7%

Black or African American 2.9%

Other race 1.6%

American Indian / Alaska Native 0.8%

Group	Count	%
White	17,523	74.7%
Asian	2,654	11.3%
Two or more races	1,142	4.9%
Hispanic or Latino	879	3.7%
Black or African American	680	2.9%
Other race	368	1.6%
American Indian / Alaska Native	191	0.8%

Household income

Under $10k 2.9%

$10k–$15k 0.3%

$15k–$25k 2.7%

$25k–$35k 1.5%

$35k–$50k 5.7%

$50k–$75k 15.9%

$75k–$100k 11.2%

$100k–$150k 24.2%

$150k–$200k 10.9%

$200k+ 24.7%

Range	% of households
Under $10k	2.9%
$10k–$15k	0.3%
$15k–$25k	2.7%
$25k–$35k	1.5%
$35k–$50k	5.7%
$50k–$75k	15.9%
$75k–$100k	11.2%
$100k–$150k	24.2%
$150k–$200k	10.9%
$200k+	24.7%
Median income	$121,074

Housing

Home values

Under $50k 0.7%

$50k–$100k 0.2%

$200k–$300k 1.4%

$300k–$500k 17.0%

$500k–$1M 61.3%

$1M+ 19.5%

Housing overview

Metric	Value
Median home value	$692,600
Median rent / month	$1,892
Owner occupied	54.9%
Renter occupied	45.1%
Vacant	4.2%
Single-family detached	49.4%
Large apartment buildings	32.4%
Mobile homes	0.4%
Median rooms	5.8
Avg household size (owned)	2.65

Year built

Era	%
2020 or later	0.2%
2010–2019	30.2%
2000–2009	20.6%
1990–1999	26.5%
1980–1989	12.0%
1970–1979	9.8%
1960–1969	0.2%
1950–1959	0.4%
1940–1949	0.0%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	3.3%
1 bedroom	22.2%
2 bedrooms	17.9%
3 bedrooms	21.9%
4 bedrooms	18.7%
5+ bedrooms	16.0%

Vehicles per household

Vehicles	% of households
No vehicle	3.7%
1 vehicle	34.8%
2 vehicles	41.0%
3 or more	20.5%

Heating fuel

Fuel type	%
Utility gas	66.1%
Electricity	31.3%
Propane / LP gas	1.2%
Wood	0.5%
Solar	0.1%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	4,943	50.2%
Cohabiting couple	686	7.0%
Male householder, no spouse	2,322	23.6%
Female householder, no spouse	1,886	19.2%
Households with children under 18	2,635	26.8%
Households with seniors (65+)	2,176	22.1%
Average household size	2.29

Marital status

Status	Male	Female
Never married	34.2%	27.6%
Married	52.5%	55.0%
Separated	0.7%	0.4%
Widowed	1.7%	5.5%
Divorced	11.0%	11.5%

Education

Less than 9th grade 0.6%

Some HS, no diploma 1.0%

HS graduate 8.1%

Some college, no degree 16.5%

Associate's degree 6.8%

Bachelor's degree 39.4%

Graduate / professional 27.5%

Metric	%
HS diploma or higher	98.4%
Bachelor's or higher	66.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	355	7.3%
Kindergarten	161	3.3%
Elementary school	1,973	40.3%
High school	1,312	26.8%
College / grad school	1,094	22.3%

Employment

Industry of employment

Professional & management 23.1%

Education & healthcare 16.8%

Finance & real estate 12.3%

Retail trade 9.6%

Information 6.8%

Construction 6.6%

Manufacturing 6.4%

Arts, food & hospitality 5.9%

Other services 4.4%

Wholesale trade 3.3%

Transportation & utilities 2.6%

Public administration 1.9%

Agriculture & mining 0.4%

Occupation

Category	%
Management, business & arts	63.9%
Service	6.4%
Sales & office	21.4%
Natural resources & construction	4.2%
Production & transportation	4.1%

Employment type

Type	%
Private sector	85.1%
Government	7.6%
Self-employed	7.1%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	64.7%
Carpool	4.7%
Public transit	2.4%
Walk	2.2%
Other means	1.3%
Avg commute (minutes)	23.7

Poverty

All people 3.7%

Under 18 years 0.8%

18 and over 4.4%

Married-couple families 1.3%

Female-led households 6.2%

Income support

Source	% of households
Social Security	19.2%
Retirement income	18.7%
Supplemental Security	0.7%
Cash public assistance	1.6%
Food stamps / SNAP	0.9%

Health indicators

Condition	%
High blood pressure	20.9%
High cholesterol	29.0%
Heart disease	3.3%
Stroke	1.6%
Asthma	8.8%
Arthritis	15.3%
Kidney disease	1.8%
Pulmonary disease	3.3%
Cancer	5.3%

Behavior / access	%
Binge drinking	20.3%
No physical activity	10.8%
Less than 7 hrs sleep	24.7%
Fair or poor health	6.6%
Poor mental health	11.8%
Poor physical health	6.3%
No health insurance	8.5%
Visited doctor (checkup)	67.0%
Visited dentist	77.7%
Cholesterol screening	91.5%
Teeth loss	5.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,176	6.5%

Disability	%
Any disability	6.8%
Under 18	3.7%
18–64 years	3.9%
65 and over	24.8%

Health insurance coverage

Type	%
Private insurance	86.3%
Public insurance	18.2%
Uninsured under 19	8.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	21,540	95.4%
Spanish	726	3.4%
Other Indo-European	148	0.7%
Asian & Pacific Islander	184	0.9%
Other languages	385	1.8%

Place of birth & citizenship

Origin	Count	%
Native born (US)	19,389	85.9%
Born in same state	18,925	83.9%
Born in different state	7,146	31.7%
Foreign born	464	2.1%
Naturalized citizen	3,178	14.1%
Not a US citizen	1,427	44.9%

Ancestry

Ancestry	Count	%
Italian	3,007	13.3%
French	2,531	11.2%
Arab	908	4%
Polish	495	2.2%
English	413	1.8%

Ancestry	Count	%
German	172	0.8%
Dutch	77	0.3%
Irish	67	0.3%
Norwegian	32	0.1%

Technology access

Metric	% of households
Computer access	43.6%
Internet access	97.9%

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

Frequently asked questions

What is the ZIP code for Lone Tree, CO?

Lone Tree, CO has one ZIP code: 80124.

What is the main ZIP code for Lone Tree, CO?

The primary ZIP code for Lone Tree, CO is 80124. The city uses area code 720 or 303 for phone service.

What county is Lone Tree, CO in?

Lone Tree is located in Douglas County, Colorado.

How many ZIP codes are in Lone Tree, CO?

Lone Tree, CO has 1 ZIP code.

What ZIP code serves Lone Tree's downtown area and commercial district?

Lone Tree's downtown and main commercial areas are located in ZIP code 80124, which covers the city's central business district along Ridge Gate Parkway.

Which ZIP code should I use for mailing addresses in the Lone Tree residential neighborhoods near the town center?

All residential neighborhoods within Lone Tree, including areas near the town center and surrounding residential communities, use ZIP code 80124.