Mill Creek

Population: 20,846
Median household income: $121,578
Median home value: $836,300

Mill Creek, a community in Snohomish County, Washington, has 20,846 residents. Its median household income of $121,578 runs above the Snohomish County figure of $107,982.

Between 2019 and 2023, Mill Creek's population grew 1.4% from 20,553 to 20,846, while its median home value rose 55.8% from $536,800 to $836,300.

Households average 2.45 people. The median gross rent is $2,197.

Demographics

ACS 2019–2023

Population: 20,846
Median age: 38.8 yrs
Median household income: $121,578
Median home value: $836,300
Median gross rent: $2,197
Housing units: 9,151
Homeownership rate: 59.8%
Bachelor's degree or higher: 53.7%
Unemployment rate: 4.5%

Trends

ACS 5-year · 2019–2023

Population

20,55320,846

Median household income

$103,750$121,578

Median home value

$536,800$836,300

Median gross rent

$1,812$2,197

Year	Population	Median household income	Median home value	Median gross rent
2019	20,553	$103,750	$536,800	$1,812
2020	20,750	$104,951	$584,400	$1,813
2021	20,665	$112,072	$647,800	$1,968
2022	20,797	$118,276	$777,500	$2,134
2023	20,846	$121,578	$836,300	$2,197

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 56.3%

5 to 1715.5%

18 to 247.4%

25 to 3415.1%

35 to 4414.3%

45 to 5414.5%

55 to 6411.8%

65 to 748.5%

75 and over6.5%

	Count	Share
Under 5	1,311	6.3%
5 to 17	3,224	15.5%
18 to 24	1,545	7.4%
25 to 34	3,151	15.1%
35 to 44	2,991	14.3%
45 to 54	3,024	14.5%
55 to 64	2,466	11.8%
65 to 74	1,782	8.5%
75 and over	1,352	6.5%

Race & ethnicity

	Count	Share
White (non-Hispanic)	12,695	60.9%
Black or African American	924	4.4%
American Indian & Alaska Native	47	0.2%
Asian	4,289	20.6%
Native Hawaiian & Pacific Islander	84	0.4%
Some other race	0	0.0%
Two or more races	1,135	5.4%
Hispanic or Latino (any race)	1,672	8.0%

Educational attainment (age 25+)

No high school diploma3.7%

High school graduate11.3%

Some college or associate's31.3%

Bachelor's degree33.2%

Graduate or professional degree20.5%

	Count	Share
No high school diploma	552	3.7%
High school graduate	1,663	11.3%
Some college or associate's	4,616	31.3%
Bachelor's degree	4,906	33.2%
Graduate or professional degree	3,029	20.5%

Commute to work

Mean travel time to work: 33 min

Drove alone57.8%

Carpooled8.1%

Public transit4.8%

Walked0.3%

Bicycle0.2%

Worked from home27.4%

Other means1.4%

How workers get to work

	Count	Share
Drove alone	6,300	57.8%
Carpooled	887	8.1%
Public transit	522	4.8%
Walked	34	0.3%
Bicycle	23	0.2%
Worked from home	2,985	27.4%
Other means	152	1.4%

Travel time

	Count	Share
Under 15 min	942	11.9%
15 to 29 min	2,802	35.4%
30 to 44 min	1,933	24.4%
45 to 59 min	1,191	15.0%
60+ min	1,050	13.3%

Households

Average household size: 2.45
Poverty rate: 4.9% (1,015 of 20,754)

	Count	Share
Family households	5,438	64.2%
Nonfamily households	3,035	35.8%

Housing

Median year structure built: 1995

Occupancy

	Count	Share
Occupied	8,473	92.6%
Vacant	678	7.4%

Tenure (of occupied units)

	Count	Share
Owner-occupied	5,065	59.8%
Renter-occupied	3,408	40.2%

1-unit, detached49.1%

1-unit, attached8.4%

2 to 4 units2.3%

5 to 19 units17.8%

20 or more units22.3%

Mobile home & other0.1%

Units in structure

	Count	Share
1-unit, detached	4,490	49.1%
1-unit, attached	769	8.4%
2 to 4 units	212	2.3%
5 to 19 units	1,632	17.8%
20 or more units	2,038	22.3%
Mobile home & other	10	0.1%

Geography

Place GEOID: 5345865
Type (LSAD): 25
Land area: 4.64 sq mi
Water area: 0.01 sq mi
Center point: 47.8652, -122.2106