| ZIP Code | 98038 |
|---|---|
| City | Maple Valley |
| State | Washington (WA) |
| County | King County |
| Area Code | 425 |
| Elevation | 628 ft |
| Latitude | 47.419378 |
|---|---|
| Longitude | -121.958008 |
| Timezone | Los Angeles (DST) |
| FIPS | 53033 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 38.7 yrs ↑ 5% since 2019 |
|---|---|
| Avg Household Size | 2.95 |
| Below Poverty | 5.2% ▼ 48% below avg |
| College Grads | 56.4% ▲ 45% above avg |
| Unemployment | 4.3% ▼ 12% below avg |
| No HS Diploma | 160 (0.7%) |
| HS Graduate | 4,342 (18.1%) |
| Some College | 2,293 (9.6%) |
| Associates | 3,679 (15.3%) |
| Bachelors | 2,479 (10.3%) |
| Graduate Degree | 11,043 (46%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $144,733 ▲ 90% above avg ↑ 30% since 2019 |
|---|---|
| Median Home Value | $714,100 ▲ 156% above avg ↑ 62% since 2019 |
| Home/Income Ratio | 4.9x (nat avg ~3.5x) |
| Median Rent | $2,152/mo ↑ 15% since 2019 |
| Total Units | 13,157 |
| Vacant Units | 320 |
| Avg HH Size | 2.95 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 13,157 |
|---|---|
| Vacant | 320 |
| Owner Occupied | 86.1% |
| Renter Occupied | 13.9% |
| Avg HH Size | 2.95 |
ZIP code 98038 is located in Maple Valley, Washington, within King County. With a population of 37,868, this is a highly populated ZIP code with a middle-aged community — the median age is 38.7 years. Economically, 98038 is a upper-middle-income ZIP code: the median household income of $144,733 is significantly above the national average.
Real estate in ZIP code 98038 represents a premium housing market. The median home value of $714,100 is more than double the national average. Renters can expect to pay around $2,152 per month in median rent. Homeownership is strong here — 86.1% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 62% since 2019.
The population of 98038 is primarily White (73.27%). Residents are well-educated — 56.4% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 5.2%. Household income has grown by 30% since 2019.
The unemployment rate in 98038 stands at 4.3%, which is near the national average. About 20% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 72%.
Overall, ZIP code 98038 in Maple Valley, WA is characterized as upper-middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 37,868 residents, a median household income of $144,733, and a median home value of $714,100, it offers a clear picture of life in this part of Washington.