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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/98056

98056

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

Type
Standard
Time zone
America/Los_Angeles
County
King
Population
35,849
Coordinates
47.5126, -122.1889
☼ Live from 98056 — Renton, WA

Weather right now

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Local time: —

Where 98056 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 98056
  • 🔢 Type 98056 into a pocket calculator and turn it upside down: gSOBG — not quite a word, sorry.
  • ➕ As a number, 98,056 = 2 × 2 × 2 × 7 × 17 × 103. Its digits add up to 28, a total 1,520 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111111100001000
  • 🏠 Its numerical neighbours: 98055 (Renton, WA, 5 mi away) and 98057 (Renton, WA, 3 mi away).
  • 🔄 Backwards, 98056 becomes 65089, which is not a ZIP code at all.
  • 👥 33 other ZIP codes are made of exactly the same digits (08695, 09658, 09865, 56089, 56098, 58069, …). The farthest-flung twin is 09658 in APO AE, a military post office, 7,315 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 98056 and you would come out at 47.51°S, 57.81°E — 582 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 26m.
  • 📏 At 7.6 square miles of land, 98056 is bigger than 24% of ZIP codes — room for about 5.7 Central Parks.
🌙 The sky over 98056 today
  • Working out the sun…
🌋 Shake report
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Source: USGS.

People and housing

Population35,849This ZIP35,849
Households14,493This ZIP14,493
Housing units15,342This ZIP15,342
Median age39.0This ZIP39.0Washington38.3US 38.9
Median household income$113,688This ZIP$113,688Washington$98,141US $80,734
Median home value$797,300This ZIP$797,300Washington$564,600US $332,700
Median gross rent$2,061This ZIP$2,061Washington$1,760US $1,413
Bachelor's degree or higher43.6%This ZIP43.6%
Mean commute29.6 minThis ZIP29.6 min
Population density4,741.3 / sq miThis ZIP4,741.3 / sq mi

Business and tax activity

Business establishments632This ZIP632
Employees4,257This ZIP4,257
Annual payroll$559,645,000This ZIP$559,645,000
Tax returns filed17,720This ZIP17,720
Total adjusted gross income$2,135,427,000This ZIP$2,135,427,000

Land area

Land area7.56 sq miThis ZIP7.56 sq mi
Water area1.54 sq miThis ZIP1.54 sq mi

Other place names in 98056

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

ZIP codes near 98056

ZIPCityDistance
98178 Seattle, WA 2.8 mi
98059 Renton, WA 3.0 mi
98057 Renton, WA 3.1 mi
98006 Bellevue, WA 3.3 mi
98040 Mercer Island, WA 4.1 mi
98118 Seattle, WA 4.2 mi
98055 Renton, WA 4.5 mi
98168 Seattle, WA 5.4 mi
98108 Seattle, WA 5.7 mi
98058 Renton, WA 5.8 mi

Find every ZIP code within 10 miles of 98056 →

Questions about this ZIP code

Where is ZIP code 98056?

98056 is in Renton, Washington, in King County, part of the Seattle-Tacoma-Bellevue, WA metropolitan area. Its published point location is 47.5126, -122.1889.

What county is 98056 in?

98056 lies in King County.

What area code is 98056?

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

What time zone is 98056 in?

98056 uses America/Los_Angeles.

How many people live in 98056?

About 35,849 people live in ZIP code 98056, in 14,493 households, at 4,741.3 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 98056?

$113,688 a year, against $98,141 across Washington.

What ZIP codes are near 98056?

The closest are 98178 (2.8 mi), 98059 (3 mi), 98057 (3.1 mi), 98006 (3.3 mi) and 98040 (4.1 mi).

Is 98056 a PO Box ZIP code?

98056 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “98056 ZIP Code — Renton, Washington (King County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/98056

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