Demographic Information for Mill Creek

Demographic Data for Snohomish County

Mill Creek is located in the Puget Sound Region which is comprised of four counties; King, Kitsap, Pierce and Snohomish with a total population of 4,203,400 in 2019.

As of August 2019, according to the Puget Sound Regional Council, Snohomish County, which had been the fastest-growing county in 2018, dipped to second place (behind Pierce County) with a 1.7% growth rate and added 13,580 to its populace for a total of 818,700 people.

Similar to the United States as a whole, the data revealed that the central Puget Sound region is undergoing a major demographic transformation as baby boomers – people born between 1946 and 1964 – cross into the 65+ category.

The share of seniors is projected to increase steadily to 18% around the year 2030 when the last baby boomer turns 65 and is expected to remain at that level through 2050.

This is a big increase compared to the past several decades when the share of seniors was between 9% and 11%.  In the City of Mill Creek residents over the age of 65 make up 15.4% of the City’s population. Below are general demographic facts about the City along with hyperlinks to additional data sources.

Demographic Basics for Mill Creek
The City's demographic and statistical information, compiled from the U.S. Census, American Community Survey 2018 data, reveals the following statistics:

  • Mill Creek has education levels with 51.4% having a Bachelor's Degree or higher and 97.7% being a high school graduate or higher
  • Mill Creek had a median age of 39.1
  • 8,168 total households in the City
  • Average household size is 2.46
  • Median household income in dollars is $ 101,239

Census Data

 

Amount

Housing

Amount

Population as of July 1, 2019

20,986

Owner occupied

60.2%

Land Area in Square Miles

4.67

Median Home Value

$486,600

Population per Square Mile

3,906.60

Median Gross Rent

$1,712

Age and Sex

Percentage

Persons under 5

4.8%

Households

Amount

Persons under 18

21.0%

Number of Households

8,168

Persons 65 and over

15.4%

Persons per Household

2.46

Females

52.5%

Living in the same household as 1 year ago

82.90%

Males

47.5%

Language other than English spoken at home

21.30%

Households with a computer

96%

Race

Percentage

Households with internet service

93.40%

White

71.6%

Black or African American

2.0%

Education/Employment

Amount

American Indian and Alaskan Native

0.3%

High School Graduate or Higher

97.70%

Asian

17.7%

Bachelor's Degree or Higher

51.40%

Native Hawaiian & other Pacific Islander

0.3%

Median Travel Time to Work (minutes)

31.80%

Two or more races

5.7%

Median Household Income

$101,239

Hispanic or Latino

5.3%

Persons in Poverty

6.30%

Download this PowerPoint Presentation to see all of the demographic and statistical data analyzed in the comparison.

Links to Additional Information
Demographic Snap Shot of Mill Creek
Diversity Index for Mill Creek (from Association of Washington Cities, August 2018)
City of Mill Creek Locational Criteria
EDC 2015 Data for Snohomish County
Potential Development Sites in the City -- Matrix
WA State Tax Incentives Overview


2010 Population & Census Summary
The U.S. Census Bureau has an excellent website, American FactFinder, where they have published the results from the 2010 Census. This site contains a great deal of interesting and very detailed information about the City of Mill Creek.

By selecting "Quick Tables" you can easily select the information you want. Information can be displayed in table format, as well as mapped. Following is a summary of some of the data available for Mill Creek.

Population

Category
Population
Male 8,877
Female 9,372
Total (2018 Estimate: 20,470) 18,450

Household Population

Category
Population
Owner-occupied housing units 4,764.00
Average household size of owner-occupied units 2.62
Population in owner-occupied housing units 12,471.00
Renter-occupied housing units 2,787.00
Average household size of renter-occupied units 2.07
Population in renter-occupied housing units 5,768.00
Total occupied housing units 7,551.00

Race

Ethnicity
Percentage
Population
White 74.2% 13,537
Asian 16.7% 3,046
Hispanic 5.6% 1,026
Two or more races 4.4% 802
Black 2.2% 396
American Indian 0.5% 92

Age

Age Bracket
Population
Under 5 years old 1,042
5 to 9 years old 1,225
10 to 14 years old 1,240
15 to 19 years old 1,131
20 to 24 years old 1,131
25 to 29 years old 1,292
30 to 34 years old 1,147
35 to 39 years old 1,213
40 to 44 years old 1,344
45 to 49 years old 1,454
50 to 54 years old 1,398
55 to 59 years old 1,251
60 to 64 years old 1,087
65 to 69 years old 736
70 to 74 years old 481
75 to 79 years old 385
80 to 84 years old 308
85 to 89 years old 273
90 and over 104

Documents

Additional Demographic Information