ZIP 99031 vs ZIP 99037
A side-by-side comparison of ZIP Code 99031 and ZIP Code 99037: population, income, housing, and more.
ZIP 99031 and ZIP 99037 are ZIP Code areas in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 99037 has the higher population (16,761 vs 1,434 in ZIP 99031). ZIP 99031 has the higher median household income ($95,089 vs $83,886 in ZIP 99037). ZIP 99037 has the higher median home value ($446,700 vs $330,100 in ZIP 99031).
Population, income & housing
| ZIP 99031 | ZIP 99037 | |
|---|---|---|
| Population | 1,434 | 16,761 |
| Median age | 49.2 yrs | 37.5 yrs |
| Median household income | $95,089 | $83,886 |
| Median home value | $330,100 | $446,700 |
| Median gross rent | $688 | $1,303 |
| Housing units | 510 | 6,189 |
| Homeownership rate | 88.6% | 65.4% |
| Bachelor's degree or higher | 23.9% | 30.0% |
| Unemployment rate | 6.7% | 5.9% |
Trends (ACS 5-year, 2019–2023)
| ZIP 99031 | ZIP 99037 | |
|---|---|---|
| Population | 1,405 → 1,434 (+2.1%) | 14,628 → 16,761 (+14.6%) |
| Median household income | $75,375 → $95,089 (+26.2%) | $58,000 → $83,886 (+44.6%) |
| Median home value | $244,000 → $330,100 (+35.3%) | $258,900 → $446,700 (+72.5%) |
| Median gross rent | $639 → $688 (+7.7%) | $974 → $1,303 (+33.8%) |
ZIP 99031
1,4051,434
$75,375$95,089
$244,000$330,100
$639$688
ZIP 99037
14,62816,761
$58,000$83,886
$258,900$446,700
$974$1,303
Age & race/ethnicity
Age distribution (share)
| ZIP 99031 | ZIP 99037 | |
|---|---|---|
| Under 5 | 3.6% | 6.4% |
| 5 to 17 | 8.2% | 17.9% |
| 18 to 24 | 5.5% | 9.5% |
| 25 to 34 | 13.1% | 12.5% |
| 35 to 44 | 12.6% | 14.1% |
| 45 to 54 | 17.6% | 11.8% |
| 55 to 64 | 23.4% | 12.1% |
| 65 to 74 | 9.2% | 9.9% |
| 75 and over | 6.6% | 5.9% |
Race & ethnicity (share)
| ZIP 99031 | ZIP 99037 | |
|---|---|---|
| White (non-Hispanic) | 90.0% | 82.5% |
| Black or African American | 0.0% | 1.0% |
| American Indian & Alaska Native | 0.0% | 0.7% |
| Asian | 1.3% | 1.6% |
| Native Hawaiian & Pacific Islander | 0.0% | 1.9% |
| Some other race | 1.3% | 0.0% |
| Two or more races | 3.6% | 4.4% |
| Hispanic or Latino | 4.0% | 7.9% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 99031 | ZIP 99037 | |
|---|---|---|
| No high school diploma | 2.5% | 3.9% |
| High school graduate | 28.1% | 24.2% |
| Some college or associate's | 45.5% | 41.9% |
| Bachelor's degree | 17.1% | 18.5% |
| Graduate or professional degree | 6.8% | 11.5% |
Commute to work
How workers get to work (share)
| ZIP 99031 | ZIP 99037 | |
|---|---|---|
| Drove alone | 68.5% | 77.6% |
| Carpooled | 15.6% | 7.3% |
| Public transit | 0.0% | 1.1% |
| Walked | 7.0% | 1.7% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 5.8% | 11.3% |
| Other means | 3.1% | 0.9% |
Housing
Units in structure (share)
| ZIP 99031 | ZIP 99037 | |
|---|---|---|
| 1-unit, detached | 65.7% | 66.3% |
| 1-unit, attached | 0.0% | 5.0% |
| 2 to 4 units | 2.0% | 1.2% |
| 5 to 19 units | 0.0% | 16.4% |
| 20 or more units | 0.0% | 8.5% |
| Mobile home & other | 32.4% | 2.7% |
Poverty & households
| ZIP 99031 | ZIP 99037 | |
|---|---|---|
| Poverty rate | 15.6% | 9.1% |
| Average household size | 2.60 | 2.76 |
| Mean commute (minutes) | 27 | 20 |
| Median year structure built | 1980 | 1995 |