Clark County vs King County
A side-by-side comparison of Clark County and King County: population, income, housing, and more.
Clark County and King County are counties in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
King County has the higher population (2,262,713 vs 510,516 in Clark County). King County has the higher median household income ($122,148 vs $94,948 in Clark County). King County has the higher median home value ($811,200 vs $487,900 in Clark County).
Population, income & housing
| Clark County | King County | |
|---|---|---|
| Population | 510,516 | 2,262,713 |
| Median age | 38.9 yrs | 37.3 yrs |
| Median household income | $94,948 | $122,148 |
| Median home value | $487,900 | $811,200 |
| Median gross rent | $1,668 | $2,035 |
| Housing units | 201,114 | 988,330 |
| Homeownership rate | 66.2% | 56.1% |
| Bachelor's degree or higher | 33.0% | 55.9% |
| Unemployment rate | 5.2% | 4.6% |
Trends (ACS 5-year, 2019–2023)
| Clark County | King County | |
|---|---|---|
| Population | 473,252 → 510,516 (+7.9%) | 2,195,502 → 2,262,713 (+3.1%) |
| Median household income | $75,253 → $94,948 (+26.2%) | $94,974 → $122,148 (+28.6%) |
| Median home value | $327,000 → $487,900 (+49.2%) | $549,200 → $811,200 (+47.7%) |
| Median gross rent | $1,261 → $1,668 (+32.3%) | $1,606 → $2,035 (+26.7%) |
Clark County
473,252510,516
$75,253$94,948
$327,000$487,900
$1,261$1,668
King County
2,195,5022,262,713
$94,974$122,148
$549,200$811,200
$1,606$2,035
Age & race/ethnicity
Age distribution (share)
| Clark County | King County | |
|---|---|---|
| Under 5 | 5.7% | 5.3% |
| 5 to 17 | 17.4% | 14.4% |
| 18 to 24 | 8.0% | 8.0% |
| 25 to 34 | 13.6% | 18.2% |
| 35 to 44 | 13.7% | 15.8% |
| 45 to 54 | 12.8% | 13.0% |
| 55 to 64 | 12.5% | 11.5% |
| 65 to 74 | 10.1% | 8.3% |
| 75 and over | 6.1% | 5.5% |
Race & ethnicity (share)
| Clark County | King County | |
|---|---|---|
| White (non-Hispanic) | 73.5% | 54.3% |
| Black or African American | 2.0% | 6.4% |
| American Indian & Alaska Native | 0.3% | 0.4% |
| Asian | 4.7% | 19.8% |
| Native Hawaiian & Pacific Islander | 0.8% | 0.7% |
| Some other race | 0.6% | 0.6% |
| Two or more races | 6.1% | 6.9% |
| Hispanic or Latino | 12.0% | 10.8% |
Educational attainment (age 25+)
Share of adults 25+
| Clark County | King County | |
|---|---|---|
| No high school diploma | 7.2% | 6.2% |
| High school graduate | 24.5% | 14.3% |
| Some college or associate's | 35.3% | 23.6% |
| Bachelor's degree | 21.0% | 32.4% |
| Graduate or professional degree | 12.0% | 23.5% |
Commute to work
How workers get to work (share)
| Clark County | King County | |
|---|---|---|
| Drove alone | 70.4% | 51.8% |
| Carpooled | 7.9% | 7.2% |
| Public transit | 1.2% | 8.0% |
| Walked | 1.6% | 4.3% |
| Bicycle | 0.4% | 1.1% |
| Worked from home | 17.3% | 26.2% |
| Other means | 1.3% | 1.3% |
Housing
Units in structure (share)
| Clark County | King County | |
|---|---|---|
| 1-unit, detached | 67.0% | 50.9% |
| 1-unit, attached | 6.0% | 5.4% |
| 2 to 4 units | 5.9% | 5.5% |
| 5 to 19 units | 7.6% | 12.3% |
| 20 or more units | 9.3% | 24.3% |
| Mobile home & other | 4.1% | 1.5% |
Poverty & households
| Clark County | King County | |
|---|---|---|
| Poverty rate | 8.4% | 8.4% |
| Average household size | 2.62 | 2.39 |
| Mean commute (minutes) | 25 | 28 |
| Median year structure built | 1993 | 1983 |
Full profiles
2Related rankings
21- Largest by population — counties in Washington
- Most densely populated — counties in Washington
- Highest median household income — counties in Washington
- Highest median home value — counties in Washington
- Most affordable home values — counties in Washington
- Highest median gross rent — counties in Washington
- Cheapest median gross rent — counties in Washington
- Oldest by median age — counties in Washington
- Youngest by median age — counties in Washington
- Most college-educated — counties in Washington
- Highest poverty rate — counties in Washington
- Lowest poverty rate — counties in Washington
- Highest homeownership rate — counties in Washington
- Lowest homeownership rate — counties in Washington
- Longest commutes — counties in Washington
- Shortest commutes — counties in Washington
- Largest households — counties in Washington
- Newest housing — counties in Washington
- Oldest housing — counties in Washington
- Fastest-growing (2019–2023) — counties in Washington
- Fastest-shrinking (2019–2023) — counties in Washington