State
County
Land Area (mi²)
4.1 sq mi
Density (mi²)
5,246.10/sq mi
2020 Growth Rate
-0.14%
Growth Since 2010
6.88%
Rank in State
Rank in Country
Mountlake Terrace is a city located in Snohomish County Washington. With a 2020 population of 21,278, it is the 55th largest city in Washington and the 1765th largest city in the United States . Mountlake Terrace is currently declining at a rate of -0.14% annually but its population has increased by 6.88% since the most recent census, which recorded a population of 19,909 in 2010. Mountlake Terrace reached it's highest population of 21,368 in 2018. Spanning over 4 miles, Mountlake Terrace has a population density of 5,246 people per square mile.
The average household income in Mountlake Terrace is $87,769 with a poverty rate of 7.33%. The median rental costs in recent years comes to $1,464 per month, and the median house value is $392,600. The median age in Mountlake Terrace is 37.3 years, 36.6 years for males, and 38.3 years for females.
According to the most recent ACS, the racial composition of Mountlake Terrace was:
| Race | Population | Percentage |
|---|---|---|
| White | 14,161 | 66.77% |
| Asian | 2,883 | 13.59% |
| Black or African American | 1,594 | 7.52% |
| Two or More Races | 1,409 | 6.64% |
| Some Other Race | 837 | 3.95% |
| Native Hawaiian and Other Pacific Islander | 218 | 1.03% |
| American Indian and Alaska Native | 108 | 0.51% |
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 8,557 | 2.46 | 53.5 |
| Married | 3,624 | 3.19 | 72 |
| Non Family | 3,155 | 1.39 | 44 |
| Female | 1,091 | 2.76 | 33.7 |
| Male | 687 | 3.07 | 31.6 |
2.97
Average Family Size
2.46
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 374 | 2.41% |
| 9th to 12th Grade | 609 | 3.93% |
| High School Graduate | 2,909 | 18.77% |
| Some College | 4,121 | 26.59% |
| Associates Degree | 1,882 | 12.14% |
| Bachelors Degree | 3,844 | 24.80% |
| Graduate Degree | 1,762 | 11.37% |
| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 10,254 | 9,884 | 3,856 |
| Asian | 2,136 | 1,877 | 1,046 |
| Hispanic | 1,228 | 1,059 | 280 |
| Black | 1,076 | 951 | 208 |
| 2+ Races | 685 | 661 | 153 |
| Other Race | 416 | 315 | 58 |
| Islander | 167 | 128 | |
| Native American | 102 | 89 | 70 |
The highest rate of high school graduation is among 2+ races people with a rate of 96.50%.
The highest rate of bachelors degrees is among native american people with a rate of 68.63%.
$45,608
Average Earnings
$53,090
Average Male
$38,983
Average Female
72.11% of Mountlake Terrace residents speak only English, while 27.89% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 12.30% of the population.
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 13,050 | 624 | 4.78% |
| Hispanic | 2,232 | 386 | 17.29% |
| Asian | 2,877 | 223 | 7.75% |
| Black | 1,586 | 222 | 14.00% |
| Other | 836 | 155 | 18.54% |
| Multiple | 1,376 | 141 | 10.25% |
| Native | 108 | 15 | 13.89% |
7.33%
Overall Poverty Rate
7.72%
Male Poverty Rate
6.96%
Female Poverty Rate
The race most likely to be in poverty in Mountlake Terrace is Other, with 18.54% below the poverty level.
The race least likely to be in poverty in Mountlake Terrace is White, with 4.78% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.73%. Among those working part-time, it was 9.68%, and for those that did not work, the poverty rate was 15.19%.
44.6%
Overall Marriage Rate
45.4%
Male Marriage Rate
43.9%
Female Marriage Rate
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.
| Name | Veterans | % of Total |
|---|---|---|
| White | 975 | 8.35% |
| Hispanic | 70 | 5.13% |
| 2+ Races | 64 | 6.80% |
| Asian | 42 | 1.78% |
| Islander | 21 | 12.57% |
| Black | 20 | 1.65% |
| Other Race | 18 | 3.71% |
| Native American | 7 | 6.48% |
3.78%
Veteran Poverty Rate
29.82%
Veteran Disability Rate
69.5%
Labor Force Participation
66.9%
Employment Rate
3.6%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
76.37%
Native Born
23.63%
Foreign Born
9.93%
Non Citizen
13.70%
Naturalized
76.37% of Mountlake Terrace residents were born in the United States, with 44.31% having been born in Washington. 9.93% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 21,278 | -30 | -0.14% |
| 2020 | 21,308 | -30 | -0.14% |
| 2019 | 21,338 | -30 | -0.14% |
| 2018 | 21,368 | 21 | 0.10% |
| 2017 | 21,347 | 227 | 1.07% |
| 2016 | 21,120 | 240 | 1.15% |
| 2015 | 20,880 | 158 | 0.76% |
| 2014 | 20,722 | 144 | 0.70% |
| 2013 | 20,578 | 443 | 2.20% |
| 2012 | 20,135 | 160 | 0.80% |
| 2011 | 19,975 | 68 | 0.34% |
| 2010 | 19,907 | -455 | -0.23% |
| 2000 | 20,362 | 1,042 | 0.53% |
| 1990 | 19,320 | 2,786 | 1.57% |
| 1980 | 16,534 | -66 | -0.04% |
| 1970 | 16,600 | 7,478 | 6.17% |
| 1960 | 9,122 | 0.00% |