Douglas County, Colorado Population 2018

Douglas County, Colorado's estimated population is 335,299 with a growth rate of 6.70% in the past year according to the most recent United States census data. Douglas County, Colorado is the 7th largest county in Colorado.

Year Population Growth Growth Rate
2017335,29921,0616.70%
2016314,238-13,484-4.11%
2016327,7226,2381.94%
2015321,4847,2342.30%
2014314,2508,3062.71%
2013305,9447,4982.51%
2012298,4466,0762.08%
2011292,3705,4231.89%
2010286,947226,556375.15%
199060,39135,238140.09%
198025,15316,746199.19%
19708,4073,59174.56%
19604,8161,30937.33%
19503,507110.31%
19403,496-2-0.06%
19303,498-19-0.54%
19203,51732510.18%
19103,192722.31%
19003,1201143.79%
18903,00652020.92%
18802,4861,09879.11%
18701,3880.00%

Douglas County, Colorado Population Growth

Population Data via

Population by Race

Race Population
White283,589
Asian13,037
Two or More Races9,302
Some Other Race3,782
Black or African American3,533
American Indian and Alaska Native767
Native Hawaiian and Other Pacific Islander228

Race Data via US Census (2016 ACS 5-Year Survey)

Douglas County, Colorado Population Pyramid 2018

0%2%4%6%8% Male Population0%2%4%6%8% Female Population80757065605550454035302520151050

Data via US Census (2016 ACS 5-Year Survey): Table S0101

Douglas County, Colorado Median Age

37.8


Total

37.2


Male

38.4


Female

Douglas County, Colorado Adults

There are 225,309 adults, (31,110 of which are seniors) in Douglas County, Colorado.

Douglas County, Colorado Age Dependency

61.8

Age Dependency Ratio

16

Old Age Dependency Ratio

45.8

Child Dependency Ratio

Douglas County, Colorado Sex Ratio

Female

158,118

50.32%

Male

156,120

49.68%

Douglas County, Colorado Households and Families

Douglas County, Colorado Renter vs Owner Occupied by Household Type

Douglas County, Colorado Household Types

Type Owner Renter
Married88.3%11.7%
All79.6%20.4%
Male67.4%32.6%
Female65.5%34.5%
Non Family59.7%40.3%

79.6%

Rate of Home Ownership

Douglas County, Colorado Households by Type

Type Count Average Size Owned
All114,0172.7579.6
Married76,4213.2388.3
Non Family25,2441.2559.7
Female8,1502.9165.5
Male4,2022.8367.4

3.14

Average Family Size

2.75

Average Household Size

3.8%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Douglas County, Colorado Households

Douglas County, Colorado Education

Douglas County, Colorado Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade1,3870.68%
9th to 12th Grade2,8481.40%
High School Graduate24,98312.29%
Some College40,65420.00%
Associates Degree16,4688.10%
Bachelors Degree76,29237.53%
Graduate Degree40,64720.00%

Douglas County, Colorado Educational Attainment by Race

Name Total High School Bachelors
White174,723172,230101,530
Hispanic14,08913,0895,857
Asian8,7688,3156,578
Multiple Races3,1413,0751,758
Other Race2,5822,3361,113
Black2,3702,1661,120
Native American522486137
Islander16715340

The highest rate of high school graduation is among white people with a rate of 98.57%.

The highest rate of bachelors degrees is among white people with a rate of 75.02%.

Douglas County, Colorado Earnings by Educational Attainment

Name Average Male Female
Overall$61,083$79,192$43,720
Less Than High School$34,346$38,750$21,316
High School Grad$40,682$51,080$31,670
Some College$47,817$61,754$35,424
Bachelors Degree$71,008$93,009$47,955
Graduate Degree$83,458$103,434$62,333

$61,083

Average Earnings

$79,192

Average Male

$43,720

Average Female

Douglas County, Colorado Language

Douglas County, Colorado Language by Age

Douglas County, Colorado Language

90.82% of Douglas County, Colorado residents speak only English, while 9.18% speak other languages. The largest non-English language is Spanish, which is spoken by 3.78% of the population.

Douglas County, Colorado Poverty

Douglas County, Colorado Poverty by Race

Name Total In Poverty Poverty Rate
White262,6958,4953.23%
Hispanic25,3591,8537.31%
Asian13,0037785.98%
Multiple9,2694364.70%
Other3,7262817.54%
Black3,4492507.25%
Native716709.78%

3.77%

Overall Poverty Rate

3.33%

Male Poverty Rate

4.21%

Female Poverty Rate

Poverty in Douglas County, Colorado

The race most likely to be in poverty in Douglas County, Colorado is Native, with 9.78% below the poverty level.

The race least likely to be in poverty in Douglas County, Colorado is White, with 3.23% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.88%. Among those working part-time, it was 5.74%, and for those that did not work, the poverty rate was 8.00%.

Douglas County, Colorado Poverty Rate by Education

Name Poverty
Less Than High School7.78%
High School5.63%
Some College3.40%
Bachelors or Greater2.36%

Douglas County, Colorado Poverty Rate by Employment Status and Sex

Name Poverty
Male Unemployed10.66%
Female Unemployed8.56%
Female Employed2.75%
Male Employed1.85%

Douglas County, Colorado Income

Douglas County, Colorado Income by Household Type

Name Median Mean
Households$105,759$129,949
Families$118,953$143,879
Married Families$126,830$153,399
Non Families$57,254$75,745

Douglas County, Colorado Marital Status

Douglas County, Colorado Marital Status

Marriage Rates

65.5%

Overall Marriage Rate

66.9%

Male Marriage Rate

64.1%

Female Marriage Rate

Douglas County, Colorado Married by Age and Sex

Douglas County, Colorado Marriage

The age group where males are most likely to be married is 55To64, while the female age group most likely to be married is 35To44.

Douglas County, Colorado Marital Status by Race

Douglas County, Colorado Veterans

Douglas County, Colorado Veterans by War

19,059

Number of Veterans

17,204

Male Veterans

1,855

Female Veterans

Name Veterans
Vietnam6,409
First Gulf War5,785
Second Gulf War3,493
Korea1,258
World War II681

Douglas County, Colorado Veterans by Age

Name Veterans
35 to 546,765
65 to 744,521
55 to 643,206
75+2,879
18 to 341,688

Douglas County, Colorado Veterans by Race

Name Veterans % of Total
White17,8628.73%
Hispanic1,0066.05%
Black41815.67%
2 or More3588.65%
Asian2182.29%
Other1103.59%
Indian8614.58%
Hawaiian73.87%

Douglas County, Colorado Veterans by Education

2.15%

Veteran Poverty Rate

17.90%

Veteran Disability Rate

Douglas County, Colorado Employment Status

Douglas County, Colorado Employment by Age

72.9%

Labor Force Participation

70.2%

Employment Rate

3.6%

Unemployment Rate

Douglas County, Colorado Employment by Race

Douglas County, Colorado Employment by Education

Population of Cities in Douglas County, Colorado

City 2010 Census 2016 Estimated Growth Growth Rate
Aurora 3246843617103702611.40%
Castle Rock4826257666940419.49%
Parker4529751163586612.95%
Littleton 4165146333468211.24%
Lone Tree1111313271215819.42%
Castle Pines1036010284-76-0.73%
Larkspur185195105.41%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990