ZIP code
98388
Steilacoom, WA
98388 covers Steilacoom in Pierce County, with 7,054 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
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 98388. Methodology
ZIP code map of 98388
About ZIP code 98388
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 98388. Not ACS. Methodology
People in 98388
Race
- White4,843
- Black or African American399
- American Indian or Alaska Native69
- Asian497
- Native Hawaiian and Pacific Islander62
- Other race199
- Two or more races1,027
Hispanic or Latino (any race): 683
Age
- Under 10794
- 10 to 19751
- 20 to 29903
- 30 to 39987
- 40 to 49811
- 50 to 59867
- 60 to 69955
- 70 to 79696
- 80 and older332
Income and housing in 98388
Education
- High school graduate93.5%
- Bachelor's degree45.3%
- Graduate degree20.8%
Places covering 98388
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.
- Steilacoom94.8%
- Ketron Island0.3%
- Lakewood0.0%
- University Place0.0%
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.
- Pierce 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
4.9% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 98388
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 5,982 | |
| 2006 | 5,791 | |
| 2007 | 6,112 | |
| 2008 | 5,838 | |
| 2009 | 5,975 | |
| 2010 | 5,992 | |
| 2011 | 7,349 | 5,918 |
| 2012 | 7,092 | 6,000 |
| 2013 | 6,889 | 5,910 |
| 2014 | 6,784 | 5,960 |
| 2015 | 6,537 | 6,160 |
| 2016 | 6,556 | 6,150 |
| 2017 | 6,571 | 6,230 |
| 2018 | 6,639 | 6,260 |
| 2019 | 6,627 | 6,370 |
| 2020 | 6,682 | 6,270 |
| 2021 | 6,975 | 6,200 |
| 2022 | 7,051 | 6,280 |
| 2023 | 7,054 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 98388
12 nearest ZIP centroids (any distance)
- 98333Fox Island3.8 miPop 3,365 · Income $172,917
- 98303Anderson Island4.1 miPop 1,341 · Income $72,074
- 98351Longbranch4.3 miPop 1,832 · Income $145,613
- 98349Lakebay5.4 miPop 5,021 · Income $84,282
- 98467University Place5.5 miPop 15,241 · Income $90,586
- 98335Gig Harbor6.7 miPop 27,956 · Income $130,304
- 98498Lakewood6.9 miPop 28,940 · Income $88,382
- 98466Tacoma7.0 miPop 30,622 · Income $94,598
- 98327Dupont7.2 miPop 9,952 · Income $114,423
- 98465Tacoma7.5 miPop 7,489 · Income $77,083
- 98430Camp Murray8.4 miPop 569 · Income —
- 98492Tacoma8.8 miPop — · Income —
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 98388, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 98388 FAQ
- What city is ZIP code 98388 in?
- 98388 is in Steilacoom, WA.
- What county is 98388 in?
- 98388 is in Pierce County.
- What is the median household income in 98388?
- The median household income in 98388 is $97,634.
- Which ZIP codes are near 98388?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 98388.