Steilacoom, WA ZIP Codes
One ZIP code serves Steilacoom, Washington: 98388. Together they are home to 7,043 residents in 2,813 households.
Steilacoom town limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 6,686 |
| Households | 2,813 |
| Median household income | $100,851 |
| Median home value | $655,000 |
| Median age | 39.8 |
| Median rent | $1,818 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 7,043 |
| Households (sum of ZIP codes) | 2,813 |
| Median household income, range across ZIP codes | $100,851 (98388) to $100,851 (98388) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $100,851 |
| Homeowners | 62.9% |
| Households with kids under 18 | 26.0% |
| Moved in the past year | 14.4% |
| Carrier routes in EDDM2GO's route library | 5 routes, 2,864 homes (1 of 1 ZIP codes) |
Every ZIP code in Steilacoom
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 98388 | Steilacoom | 7,043 | 2,813 | $100,851 | $655,000 | 62.9% | 26.0% | 14.4% | 5 | 2,902 | 22% of its land; mailing city |
A ZIP code is listed for Steilacoom when at least 10% of its land lies inside Steilacoom town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Steilacoom. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Steilacoom.
Counties
- Pierce County — 59 ZIP codes
Price a mailing to Steilacoom ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Steilacoom, WA?
- 98388. A ZIP code is listed for Steilacoom when at least 10% of its land lies inside Steilacoom town limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Steilacoom.
- What is the population of Steilacoom, WA?
- The Census Bureau counts 6,686 residents inside Steilacoom town limits (ACS 2020–2024). The 1 ZIP code that serve Steilacoom hold 7,043 residents in all.
- What is the median household income in Steilacoom, WA?
- $100,851 inside Steilacoom town limits, per the Census Bureau. Across its ZIP codes the medians run from $100,851 to $100,851.
- How many carrier routes and mailboxes are in Steilacoom, WA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 5 carrier routes reaching 2,864 residential and 38 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.