Douglas County, Colorado Population 2018

Douglas County, Colorado's estimated population is 335,299 with a growth rate of 2.31% 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
2017320,940-14,359-4.28%
2017335,2997,5772.31%
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
White287,821
Asian14,158
Two or More Races9,664
Some Other Race4,479
Black or African American3,806
American Indian and Alaska Native815
Native Hawaiian and Other Pacific Islander197

Data via US Census (2017 ACS 5-Year Survey): Table B03002

Douglas County, Colorado Population Pyramid 2018

5,00010,00015,000 Male Population5,00010,00015,000 Female Population80757065605550454035302520151050

Data via US Census (2017 ACS 5-Year Survey): Table S0101

Douglas County, Colorado Median Age

38.1


Total

37.5


Male

38.7


Female

Douglas County, Colorado Adults

There are 231,733 adults, (33,245 of whom are seniors) in Douglas County, Colorado.

Douglas County, Colorado Age Dependency

61.7

Age Dependency Ratio

16.7

Old Age Dependency Ratio

44.9

Child Dependency Ratio

Douglas County, Colorado Sex Ratio

Female

161,136

50.21%

Male

159,804

49.79%

Douglas County, Colorado Households and Families

Douglas County, Colorado Renter vs Owner Occupied by Household Type

Data via US Census (2017 ACS 5-Year Survey): Table S1101

Douglas County, Colorado Household Types

Type Owner Renter
Married87.7%12.3%
All79.5%20.5%
Male65.4%34.6%
Female63.8%36.2%
Non Family61.1%38.9%

79.5%

Rate of Home Ownership

Douglas County, Colorado Households by Type

Type Count Average Size Owned
All113,7992.8179.5
Married77,0833.2787.7
Non Family24,4691.2761.1
Female7,9363.0763.8
Male4,3113.0265.4

3.19

Average Family Size

2.81

Average Household Size

3.4%

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 Grade1,4830.71%
9th to 12th Grade2,9031.39%
High School Graduate25,49012.19%
Some College41,50519.86%
Associates Degree16,4757.88%
Bachelors Degree78,80137.70%
Graduate Degree42,37520.27%

Douglas County, Colorado Educational Attainment by Race

Name Total High School Bachelors
White178,414175,868104,690
Hispanic14,86513,8026,154
Asian9,5219,0587,013
Multiple Races3,4773,4021,846
Other Race3,0842,7691,382
Black2,4992,2841,172
Native American558507155
Islander15013239

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 73.66%.

Douglas County, Colorado Earnings by Educational Attainment

Name Average Male Female
Overall$62,296$81,256$45,641
Less Than High School$30,636$33,827$20,338
High School Grad$41,218$50,047$35,014
Some College$49,299$62,828$35,690
Bachelors Degree$73,323$95,515$50,080
Graduate Degree$85,676$104,478$65,730

$62,296

Average Earnings

$81,256

Average Male

$45,641

Average Female

Douglas County, Colorado Language

Douglas County, Colorado Language by Age

Douglas County, Colorado Language

90.73% of Douglas County, Colorado residents speak only English, while 9.27% speak other languages. The largest non-English language is Spanish, which is spoken by 3.57% of the population.

Douglas County, Colorado Poverty

Douglas County, Colorado Poverty by Race

Name Total In Poverty Poverty Rate
White266,6638,4453.17%
Hispanic26,3781,6146.12%
Asian14,1377775.50%
Multiple9,6244905.09%
Black3,71338610.40%
Other4,4151924.35%
Native736435.84%
Islander19710.51%

3.64%

Overall Poverty Rate

3.33%

Male Poverty Rate

3.95%

Female Poverty Rate

Poverty in Douglas County, Colorado

The race most likely to be in poverty in Douglas County, Colorado is Black, with 10.40% below the poverty level.

The race least likely to be in poverty in Douglas County, Colorado is Islander, with 0.51% 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 5.07%, and for those that did not work, the poverty rate was 7.87%.

Douglas County, Colorado Poverty Rate by Education

Name Poverty
Less Than High School8.37%
High School5.18%
Some College3.29%
Bachelors or Greater2.40%

Douglas County, Colorado Poverty Rate by Employment Status and Sex

Name Poverty
Male Unemployed9.23%
Female Unemployed6.54%
Female Employed2.36%
Male Employed1.95%

Douglas County, Colorado Income

Douglas County, Colorado Income by Household Type

Name Median Mean
Households$111,154$136,284
Families$124,371$150,331
Married Families$132,631$159,998
Non Families$60,339$79,509

Douglas County, Colorado Marital Status

Douglas County, Colorado Marital Status

Marriage Rates

64.7%

Overall Marriage Rate

65.6%

Male Marriage Rate

63.8%

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


Data via US Census (2017 ACS 5-Year Survey): Table S1201

Douglas County, Colorado Veterans

Douglas County, Colorado Veterans by War

19,056

Number of Veterans

17,107

Male Veterans

1,949

Female Veterans

Name Veterans
Vietnam6,263
First Gulf War5,806
Second Gulf War3,725
Korea1,196
World War II588

Douglas County, Colorado Veterans by Age

Name Veterans
35 to 546,697
65 to 744,673
55 to 643,056
75+2,958
18 to 341,672

Douglas County, Colorado Veterans by Race

Name Veterans % of Total
White18,0008.60%
Hispanic1,0636.05%
2 or More3888.54%
Black2749.63%
Asian1661.61%
Other1564.44%
Indian6610.77%
Hawaiian63.47%

Douglas County, Colorado Veterans by Education

1.70%

Veteran Poverty Rate

19.04%

Veteran Disability Rate

Douglas County, Colorado Employment Status

Douglas County, Colorado Employment by Age

72.7%

Labor Force Participation

70.2%

Employment Rate

3.3%

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