98558
ZIP 98558 is Mckenna, Washington, in Pierce County; Pacific time.
- Type
- Standard
- Time zone
- America/Los_Angeles
- County
- Pierce
- Metro area
- Seattle-Tacoma-Bellevue, WA
- Population
- 61
- Coordinates
- 46.9362, -122.5605
Weather right now
Asking the National Weather Service…
Where 98558 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 98558 into a pocket calculator and turn it upside down: BSSBG — not quite a word, sorry.
- ➕ As a number, 98,558 = 2 × 49279. Its digits add up to 35, a total 212 other ZIP codes share.
- 💾In binary, the way a computer stores it:
11000000011111110 - 🏠 Its numerical neighbours: 98557 (Mccleary, WA, 34 mi away) and 98559 (Malone, WA, 36 mi away).
- 🔄 Backwards, 98558 becomes 85589, which is not a ZIP code at all.
- 👥 6 other ZIP codes are made of exactly the same digits (55988, 59858, 88559, 88595, 98585, 98855). The farthest-flung twin is 55988 in Stockton, MN, 1,495 miles away.
- 🧭 Farther north than 95% of all ZIP codes, and farther west than 97%.
- 🎯1,294 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 98558 and you would come out at 46.94°S, 57.44°E — 611 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 15h 53m of daylight. Shortest: 8h 31m.
- 📏 At 0.065 square miles of land, 98558 is bigger than 1% of ZIP codes — about 31 football fields.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 61This ZIP61 |
|---|---|
| Households | 0 |
| Housing units | 0 |
| Median age | 91.7This ZIP91.7Washington38.3US 38.9 |
| Bachelor's degree or higher | 27.9%This ZIP27.9% |
| Population density | 938.5 / sq miThis ZIP938.5 / sq mi |
Business and tax activity
| Business establishments | 12This ZIP12 |
|---|---|
| Employees | 97This ZIP97 |
| Annual payroll | $5,495,000This ZIP$5,495,000 |
Land area
| Land area | 0.07 sq miThis ZIP0.07 sq mi |
|---|---|
| Water area | 0.01 sq miThis ZIP0.01 sq mi |
Other place names in 98558
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 98558
| ZIP | City | Distance |
|---|---|---|
98580 | Roy, WA | 4.2 mi |
98597 | Yelm, WA | 7.1 mi |
98509 | Lacey, WA | 7.3 mi |
98540 | East Olympia, WA | 7.3 mi |
98576 | Rainier, WA | 7.4 mi |
98513 | Olympia, WA | 9.1 mi |
98433 | Tacoma, WA | 11.0 mi |
98387 | Spanaway, WA | 11.8 mi |
98430 | Camp Murray, WA | 12.5 mi |
98503 | Lacey, WA | 12.5 mi |
Find every ZIP code within 10 miles of 98558 →
Questions about this ZIP code
Where is ZIP code 98558?
98558 is in Mckenna, Washington, in Pierce County, part of the Seattle-Tacoma-Bellevue, WA metropolitan area. Its published point location is 46.9362, -122.5605.
What county is 98558 in?
98558 lies in Pierce County.
What time zone is 98558 in?
98558 uses America/Los_Angeles.
How many people live in 98558?
About 61 people live in ZIP code 98558, at 938.5 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What ZIP codes are near 98558?
The closest are 98580 (4.2 mi), 98597 (7.1 mi), 98509 (7.3 mi), 98540 (7.3 mi) and 98576 (7.4 mi).
Is 98558 a PO Box ZIP code?
98558 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “98558 ZIP Code — Mckenna, Washington (Pierce County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/98558
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/98558.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.