Lone Tree Flag

Lone Tree

County:
Arapahoe County
County Seat:
No
Area (mi²):
9.81
State:
Colorado

Lone Tree is a city located in Arapahoe County, Colorado. Lone Tree has a 2026 population of 15,231. Lone Tree is currently declining at a rate of -0.31% annually but its population has increased by 7.15% since the most recent census, which recorded a population of 14,214 in 2020.

The median household income in Lone Tree is $123,741 with a poverty rate of 4.88%. The median age in Lone Tree is 41.5 years: 40.4 years for males, and 44.1 years for females. For every 100 females there are 106.1 males.

15.2K
Total Population
1,553
Density (mi²)
-47 -0.31%
Growth

Lone Tree Population

Lone Tree Population

Year ↓
Population
Growth
Annual Change
202615,231-47-0.31%
202515,2781,2518.92%
202414,027-1-0.01%
202314,028-95-0.67%
202214,123-117-0.82%
202114,240260.18%
202014,214350.25%
201913,482-46-0.34%
201813,5281150.86%
201713,4135614.37%
201612,852-5-0.04%
201512,8572441.93%
201412,6131,1389.92%
201311,4755775.29%
201210,8983403.22%
201110,5583403.33%
201010,279440.43%
20004,87300%

Median Age

Overall: 41.5 years
Female: 44.1 years
Male: 40.4 years

Lone Tree Adults

There are 11,786 adults, (2,934 of whom are seniors) in Lone Tree.

Sex Ratio

Female: 6,865 (48.5%)
Male: 7,282 (51.5%)

Demographics

The racial composition of Lone Tree includes 75.31% White, 11.37% Asian, and smaller percentages for Black or African American, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White10,65475.31%
Asian1,60811.37%
Two or more races9346.6%
Black or African American4212.98%
Other race3442.43%
Native American1681.19%
Native Hawaiian or Pacific Islander180.13%
Race
Population ↓
Percentage (of total)
Two or more races4102.9%
Other race1971.39%
White1210.86%
Native American1170.83%
Black or African American100.07%
Asian80.06%
Race
Population ↓
Percentage (of total)
White10,53374.45%
Asian1,60011.31%
Two or more races5243.7%
Black or African American4112.91%
Other race1471.04%
Native American510.36%
Native Hawaiian or Pacific Islander180.13%

Lone Tree Marital Status

Economics and Income Statistics

Lone Tree's average per capita income is $87,515. Household income levels show a median of $123,741. The poverty rate stands at 4.88%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$175,294-
Families$161,761$205,357
Households$123,741$171,806
Non Families$92,639$120,982

$87,515

Average Income

$123,741

Median Household Income

4.88%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)