Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/98055

98055

ZIP 98055 is in Renton, Washington, in King County; area code 425; Pacific time. Renton has 5 ZIP codes; the others are 98056, 98057, 98058 and 98059.

Type
Standard
Time zone
America/Los_Angeles
County
King
Population
24,660
Coordinates
47.4475, -122.2004
☼ Live from 98055 — Renton, WA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 98055 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.

★ Weird and wonderful facts about 98055
  • 🔢 Type 98055 into a pocket calculator and turn it upside down: SSOBG — not quite a word, sorry.
  • ➕ As a number, 98,055 = 3 × 3 × 5 × 2179. Its digits add up to 27, a total 1,806 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111111100000111
  • 🏠 Its numerical neighbours: 98053 (Redmond, WA, 18 mi away) and 98056 (Renton, WA, 5 mi away).
  • 🔄 Backwards, 98055 becomes 55089 — and that is a real ZIP code: Welch, MN, 1,420 miles away.
  • 👥 12 other ZIP codes are made of exactly the same digits (05859, 08559, 09855, 50598, 50859, 55089, …). The farthest-flung twin is 09855 in APO AE, a military post office, 7,405 miles away.
  • 🧭 Farther north than 96% of all ZIP codes, and farther west than 96%.
  • 🎯1,287 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 98055 and you would come out at 47.45°S, 57.80°E — 584 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 58m of daylight. Shortest: 8h 27m.
  • 📏 At 4.5 square miles of land, 98055 is bigger than 18% of ZIP codes — room for about 3.4 Central Parks.
🌙 The sky over 98055 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population24,660This ZIP24,660
Households9,648This ZIP9,648
Housing units9,942This ZIP9,942
Median age33.5This ZIP33.5Washington38.3US 38.9
Median household income$97,224This ZIP$97,224Washington$98,141US $80,734
Median home value$602,800This ZIP$602,800Washington$564,600US $332,700
Median gross rent$2,210This ZIP$2,210Washington$1,760US $1,413
Bachelor's degree or higher39.5%This ZIP39.5%
Mean commute27.8 minThis ZIP27.8 min
Population density5,527.9 / sq miThis ZIP5,527.9 / sq mi

Business and tax activity

Business establishments542This ZIP542
Employees23,311This ZIP23,311
Annual payroll$2,501,275,000This ZIP$2,501,275,000
Tax returns filed12,020This ZIP12,020
Total adjusted gross income$987,527,000This ZIP$987,527,000

Land area

Land area4.46 sq miThis ZIP4.46 sq mi
Water area0.06 sq miThis ZIP0.06 sq mi

Other place names in 98055

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 98055

ZIPCityDistance
98057 Renton, WA 1.9 mi
98031 Kent, WA 2.9 mi
98188 Seattle, WA 3.4 mi
98058 Renton, WA 3.5 mi
98178 Seattle, WA 4.1 mi
98089 Kent, WA 4.2 mi
98056 Renton, WA 4.5 mi
98059 Renton, WA 4.6 mi
98032 Kent, WA 4.7 mi
98035 Kent, WA 4.9 mi

Find every ZIP code within 10 miles of 98055 →

Questions about this ZIP code

Where is ZIP code 98055?

98055 is in Renton, Washington, in King County, part of the Seattle-Tacoma-Bellevue, WA metropolitan area. Its published point location is 47.4475, -122.2004.

What county is 98055 in?

98055 lies in King County.

What area code is 98055?

Renton uses area code 425, from NANPA's telephone records.

What time zone is 98055 in?

98055 uses America/Los_Angeles.

How many people live in 98055?

About 24,660 people live in ZIP code 98055, in 9,648 households, at 5,527.9 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 98055?

$97,224 a year, against $98,141 across Washington.

What ZIP codes are near 98055?

The closest are 98057 (1.9 mi), 98031 (2.9 mi), 98188 (3.4 mi), 98058 (3.5 mi) and 98178 (4.1 mi).

Is 98055 a PO Box ZIP code?

98055 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “98055 ZIP Code — Renton, Washington (King County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/98055

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/98055.json

Underlying data is public domain or openly licensed — sources, vintages and licences.