Mountlake Terrace

Population: 21,419
Median household income: $101,404
Median home value: $606,100

Mountlake Terrace, a community in Snohomish County, Washington, has 21,419 residents. At $101,404, its median household income sits below Snohomish County's $107,982.

Between 2019 and 2023, Mountlake Terrace's population held roughly steady from 21,210 to 21,419, while its median home value rose 54.4% from $392,600 to $606,100.

49.4% of homes are single-family detached houses. The typical home was built around 1971.

Demographics

ACS 2019–2023

Population: 21,419
Median age: 38.2 yrs
Median household income: $101,404
Median home value: $606,100
Median gross rent: $1,966
Housing units: 9,504
Homeownership rate: 56.1%
Bachelor's degree or higher: 41.9%
Unemployment rate: 4.9%

Trends

ACS 5-year · 2019–2023

Population

21,21021,419

Median household income

$72,955$101,404

Median home value

$392,600$606,100

Median gross rent

$1,464$1,966

Year	Population	Median household income	Median home value	Median gross rent
2019	21,210	$72,955	$392,600	$1,464
2020	21,328	$80,738	$424,700	$1,595
2021	21,210	$87,785	$451,900	$1,762
2022	21,350	$96,104	$561,100	$1,830
2023	21,419	$101,404	$606,100	$1,966

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

Age distribution

Under 54.6%

5 to 1713.1%

18 to 247.2%

25 to 3418.3%

35 to 4416.1%

45 to 5410.5%

55 to 6413.3%

65 to 749.3%

75 and over7.7%

	Count	Share
Under 5	985	4.6%
5 to 17	2,801	13.1%
18 to 24	1,534	7.2%
25 to 34	3,919	18.3%
35 to 44	3,452	16.1%
45 to 54	2,245	10.5%
55 to 64	2,857	13.3%
65 to 74	1,986	9.3%
75 and over	1,640	7.7%

Race & ethnicity

	Count	Share
White (non-Hispanic)	13,005	60.7%
Black or African American	774	3.6%
American Indian & Alaska Native	91	0.4%
Asian	2,202	10.3%
Native Hawaiian & Pacific Islander	80	0.4%
Some other race	107	0.5%
Two or more races	1,482	6.9%
Hispanic or Latino (any race)	3,678	17.2%

Educational attainment (age 25+)

No high school diploma6.1%

High school graduate20.4%

Some college or associate's31.6%

Bachelor's degree27.1%

Graduate or professional degree14.8%

	Count	Share
No high school diploma	985	6.1%
High school graduate	3,290	20.4%
Some college or associate's	5,086	31.6%
Bachelor's degree	4,362	27.1%
Graduate or professional degree	2,376	14.8%

Commute to work

Mean travel time to work: 31 min

Drove alone61.9%

Carpooled8.7%

Public transit4.2%

Walked0.9%

Bicycle0.3%

Worked from home22.6%

Other means1.4%

How workers get to work

	Count	Share
Drove alone	7,122	61.9%
Carpooled	1,004	8.7%
Public transit	485	4.2%
Walked	102	0.9%
Bicycle	30	0.3%
Worked from home	2,600	22.6%
Other means	163	1.4%

Travel time

	Count	Share
Under 15 min	1,158	13.0%
15 to 29 min	3,488	39.2%
30 to 44 min	2,241	25.2%
45 to 59 min	1,044	11.7%
60+ min	975	10.9%

Households

Average household size: 2.33
Poverty rate: 8.0% (1,702 of 21,279)

	Count	Share
Family households	5,335	58.5%
Nonfamily households	3,782	41.5%

Housing

Median year structure built: 1971

Occupancy

	Count	Share
Occupied	9,117	95.9%
Vacant	387	4.1%

Tenure (of occupied units)

	Count	Share
Owner-occupied	5,118	56.1%
Renter-occupied	3,999	43.9%

1-unit, detached49.4%

1-unit, attached5.4%

2 to 4 units6.9%

5 to 19 units18.1%

20 or more units18.4%

Mobile home & other2.0%

Units in structure

	Count	Share
1-unit, detached	4,691	49.4%
1-unit, attached	509	5.4%
2 to 4 units	652	6.9%
5 to 19 units	1,716	18.1%
20 or more units	1,747	18.4%
Mobile home & other	189	2.0%

Geography

Place GEOID: 5347490
Type (LSAD): 25
Land area: 4.06 sq mi
Water area: 0.1 sq mi
Center point: 47.7943, -122.3026