What is the median household income in 98038?

The median household income in 98038 is $144,733.

Which ZIP codes are near 98038?

Use the radius tool on this page to list ZIP codes within a chosen distance of 98038.

ZIP code

98038

Maple Valley, WA

STANDARD

98038 covers Maple Valley in King County, with 37,868 people in the ACS 2023 estimate.

Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology

ACS 2023 population

37,868

Median household income

$144,733

Median home value

$714,100

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 98038. Methodology

ZIP code map of 98038

Census ZCTA boundary for ZIP 98038 in Maple Valley, Washington. A ZCTA is not the same as a USPS ZIP code. Boundaries: U.S. Census Bureau. Methodology · Data sources

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About ZIP code 98038

Type

STANDARD

City

Maple Valley

County

King County

Timezone

America/Los_Angeles

Area codes

253, 360, 425, 564

Land area

65.8 sq mi

Water area

0.36 sq mi

Households

13,157

Median gross rent

$2,152

More enterprise fields

Timezone

America/Los_Angeles

Area Codes

253, 360, 425, 564

World Region

Country

Commercial ZIP directory · not ACS

Commercial ZIP directory population_count for ZCTA 98038. Not ACS. Methodology

People in 98038

Race

White28,183
Black or African American893
American Indian or Alaska Native208
Asian2,797
Native Hawaiian and Pacific Islander106
Other race919
Two or more races4,381

Hispanic or Latino (any race): 2,828

Age

Under 105,517
10 to 196,278
20 to 293,003
30 to 395,257
40 to 495,997
50 to 595,097
60 to 693,645
70 to 791,873
80 and older820

Income and housing in 98038

Poverty rate

5.2%

Median earnings

$73,422

Median household income

$144,733

Median home value

$714,100

Median gross rent

$2,152

Education

High school graduate97.0%
Bachelor's degree46.4%
Graduate degree16.0%

Places covering 98038

Cities and places — Population overlap

Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

Counties — Population overlap

Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.

King County100.0%

ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

2.6% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 98038

IRS populationACS population

Hover the chart or read the table below (Year | ACS | IRS).

Population history. Year | ACS population | IRS population. ACS and IRS are separate series. Blank cells mean that source did not publish a count for the year.
Year	ACS population	IRS population
2005		28,811
2006		28,538
2007		30,159
2008		29,970
2009		30,705
2010		30,868
2011	30,970	31,695
2012	31,881	32,050
2013	33,468	32,650
2014	34,076	33,330
2015	34,362	33,730
2016	34,932	34,030
2017	35,126	34,860
2018	35,568	35,380
2019	35,904	36,270
2020	36,157	35,990
2021	37,624	36,030
2022	37,877	36,180
2023	37,868

ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.

ZIP codes near 98038

12 nearest ZIP centroids (any distance)

98025Hobart1.1 miPop 51 · Income —
98051Ravensdale6.2 miPop 3,555 · Income $114,868
98027Issaquah6.7 miPop 28,335 · Income $150,000
98010Black Diamond7.4 miPop 6,351 · Income $148,692
98058Renton8.0 miPop 41,980 · Income $111,045
98042Kent8.4 miPop 48,594 · Income $125,554
98050Preston8.9 miPop 87 · Income —
98059Renton9.6 miPop 41,639 · Income $134,336
98029Issaquah9.9 miPop 30,930 · Income $164,058
98031Kent11.0 miPop 40,898 · Income $101,458
98024Fall City11.0 miPop 4,632 · Income $152,726
98055Renton11.5 miPop 24,851 · Income $100,207

ZIP centroids within 2 miles

ZIP centroids within 2 miles of 98038, measured by Census internal point.
ZIP	City	State	Distance (miles)	ACS population	Median income
98025	Hobart	WA	1.1 mi	51	—

ZIPs within 2 miles of this place

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Radius (miles)

98038 Maple Valley, WA

Looking up ZIP codes within 2 miles of 98038 Maple Valley, WA, measured by centroid distance.

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Households

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Avg median income

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ZIP code 98038 FAQ

What city is ZIP code 98038 in?: 98038 is in Maple Valley, WA.
What county is 98038 in?: 98038 is in King County.
What is the median household income in 98038?: The median household income in 98038 is $144,733.
Which ZIP codes are near 98038?: Use the radius tool on this page to list ZIP codes within a chosen distance of 98038.