ZIP Code 98166
ZIP Code Tabulation Area in King County, Washington.
- Population
- 22,001
- Median household income
- $112,191
- Median home value
- $785,700
+2.6%’19–’23
+34.2%’19–’23
+52.9%’19–’23
Covering part of King County, Washington, ZIP Code 98166 has about 22,001 residents. At $112,191, its median household income sits below King County's $122,148.
Between 2019 and 2023, ZIP Code 98166's population grew 2.6% from 21,452 to 22,001, while its median gross rent rose 38.8% from $1,253 to $1,739.
Households average 2.42 people. The median gross rent is $1,739.
Demographics
ACS 2019–2023- Population
- 22,001
- Median age
- 43.7 yrs
- Median household income
- $112,191
- Median home value
- $785,700
- Median gross rent
- $1,739
- Housing units
- 9,766
- Homeownership rate
- 66.6%
- Bachelor's degree or higher
- 45.5%
- Unemployment rate
- 5.2%
Trends
ACS 5-year · 2019–202321,45222,001
$83,615$112,191
$513,900$785,700
$1,253$1,739
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 21,452 | $83,615 | $513,900 | $1,253 |
| 2020 | 21,772 | $87,882 | $572,100 | $1,334 |
| 2021 | 22,599 | $102,994 | $628,600 | $1,542 |
| 2022 | 22,418 | $105,013 | $732,600 | $1,644 |
| 2023 | 22,001 | $112,191 | $785,700 | $1,739 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 55.6%
5 to 1712.6%
18 to 245.8%
25 to 3411.9%
35 to 4416.3%
45 to 5411.8%
55 to 6415.6%
65 to 7412.2%
75 and over8.1%
| Count | Share | |
|---|---|---|
| Under 5 | 1,243 | 5.6% |
| 5 to 17 | 2,777 | 12.6% |
| 18 to 24 | 1,285 | 5.8% |
| 25 to 34 | 2,626 | 11.9% |
| 35 to 44 | 3,589 | 16.3% |
| 45 to 54 | 2,586 | 11.8% |
| 55 to 64 | 3,427 | 15.6% |
| 65 to 74 | 2,676 | 12.2% |
| 75 and over | 1,792 | 8.1% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 15,193 | 69.1% |
| Black or African American | 412 | 1.9% |
| American Indian & Alaska Native | 122 | 0.6% |
| Asian | 1,713 | 7.8% |
| Native Hawaiian & Pacific Islander | 90 | 0.4% |
| Some other race | 79 | 0.4% |
| Two or more races | 1,846 | 8.4% |
| Hispanic or Latino (any race) | 2,546 | 11.6% |
Educational attainment (age 25+)
No high school diploma7.0%
High school graduate16.8%
Some college or associate's30.7%
Bachelor's degree29.2%
Graduate or professional degree16.2%
| Count | Share | |
|---|---|---|
| No high school diploma | 1,168 | 7.0% |
| High school graduate | 2,810 | 16.8% |
| Some college or associate's | 5,123 | 30.7% |
| Bachelor's degree | 4,883 | 29.2% |
| Graduate or professional degree | 2,712 | 16.2% |
Commute to work
- Mean travel time to work
- 27 min
Drove alone58.0%
Carpooled9.6%
Public transit4.8%
Walked2.3%
Bicycle0.2%
Worked from home23.5%
Other means1.5%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 6,277 | 58.0% |
| Carpooled | 1,037 | 9.6% |
| Public transit | 523 | 4.8% |
| Walked | 254 | 2.3% |
| Bicycle | 27 | 0.2% |
| Worked from home | 2,549 | 23.5% |
| Other means | 159 | 1.5% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 1,846 | 22.3% |
| 15 to 29 min | 2,632 | 31.8% |
| 30 to 44 min | 2,272 | 27.4% |
| 45 to 59 min | 1,009 | 12.2% |
| 60+ min | 518 | 6.3% |
Households
- Average household size
- 2.42
- Poverty rate
- 8.7% (1,900 of 21,908)
| Count | Share | |
|---|---|---|
| Family households | 6,024 | 66.4% |
| Nonfamily households | 3,044 | 33.6% |
Housing
- Median year structure built
- 1960
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 9,068 | 92.9% |
| Vacant | 698 | 7.1% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 6,038 | 66.6% |
| Renter-occupied | 3,030 | 33.4% |
1-unit, detached67.5%
1-unit, attached1.9%
2 to 4 units4.6%
5 to 19 units11.7%
20 or more units14.3%
Mobile home & other0.1%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 6,589 | 67.5% |
| 1-unit, attached | 181 | 1.9% |
| 2 to 4 units | 451 | 4.6% |
| 5 to 19 units | 1,143 | 11.7% |
| 20 or more units | 1,393 | 14.3% |
| Mobile home & other | 9 | 0.1% |
Geography
- ZCTA
- 98166
- Land area
- 5.78 sq mi
- Water area
- 1.63 sq mi
- Center point
- 47.4516, -122.3530
Counties this ZIP covers
1Compare with nearby ZIP codes
4National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)