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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/98133

98133

ZIP 98133 is in Seattle, Washington, in King County; area code 206; Pacific time. Seattle has 59 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
King
Population
53,249
Coordinates
47.7405, -122.3428
☼ Live from 98133 — Seattle, WA

Weather right now

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Local time: —

Where 98133 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 98133
  • 🔢 Type 98133 into a pocket calculator and turn it upside down: EEIBG — not quite a word, sorry.
  • ➕ As a number, 98,133 = 3 × 7 × 4673. Its digits add up to 24, a total 2,425 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111111101010101
  • 🏠 Its numerical neighbours: 98131 (Seattle, WA, 9 mi away) and 98134 (Seattle, WA, 11 mi away).
  • 🔄 Backwards, 98133 becomes 33189 — and that is a real ZIP code: Miami, FL, 2,738 miles away.
  • 👥 16 other ZIP codes are made of exactly the same digits (13839, 18933, 19383, 33189, 33198, 33918, …). The farthest-flung twin is 33189 in Miami, FL, 2,738 miles away.
  • 🧭 Farther north than 97% of all ZIP codes, and farther west than 96%.
  • 🎯1,298 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 98133 and you would come out at 47.74°S, 57.66°E — 585 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 16h 00m of daylight. Shortest: 8h 24m.
  • 📏 At 7.1 square miles of land, 98133 is bigger than 23% of ZIP codes — room for about 5.4 Central Parks.
🌙 The sky over 98133 today
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🌋 Shake report
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Source: USGS.

People and housing

Population53,249This ZIP53,249
Households23,701This ZIP23,701
Housing units25,299This ZIP25,299
Median age39.7This ZIP39.7Washington38.3US 38.9
Median household income$93,662This ZIP$93,662Washington$98,141US $80,734
Median home value$770,300This ZIP$770,300Washington$564,600US $332,700
Median gross rent$1,802This ZIP$1,802Washington$1,760US $1,413
Bachelor's degree or higher51.0%This ZIP51.0%
Mean commute27.5 minThis ZIP27.5 min
Population density7,463.1 / sq miThis ZIP7,463.1 / sq mi

Business and tax activity

Business establishments1,194This ZIP1,194
Employees15,774This ZIP15,774
Annual payroll$912,210,000This ZIP$912,210,000
Tax returns filed25,500This ZIP25,500
Total adjusted gross income$2,460,533,000This ZIP$2,460,533,000

Land area

Land area7.14 sq miThis ZIP7.14 sq mi
Water area0.07 sq miThis ZIP0.07 sq mi

Other place names in 98133

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

ZIP codes near 98133

ZIPCityDistance
98177 Seattle, WA 1.3 mi
98155 Seattle, WA 2.2 mi
98125 Seattle, WA 2.6 mi
98165 Seattle, WA 2.6 mi
98175 Seattle, WA 2.6 mi
98117 Seattle, WA 4.2 mi
98043 Mountlake Terrace, WA 4.2 mi
98020 Edmonds, WA 4.4 mi
98028 Kenmore, WA 4.5 mi
98103 Seattle, WA 4.6 mi

Find every ZIP code within 10 miles of 98133 →

Questions about this ZIP code

Where is ZIP code 98133?

98133 is in Seattle, Washington, in King County, part of the Seattle-Tacoma-Bellevue, WA metropolitan area. Its published point location is 47.7405, -122.3428.

What county is 98133 in?

98133 lies in King County.

What area code is 98133?

Seattle uses area code 206, from NANPA's telephone records.

What time zone is 98133 in?

98133 uses America/Los_Angeles.

How many people live in 98133?

About 53,249 people live in ZIP code 98133, in 23,701 households, at 7,463.1 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 98133?

$93,662 a year, against $98,141 across Washington.

What ZIP codes are near 98133?

The closest are 98177 (1.3 mi), 98155 (2.2 mi), 98125 (2.6 mi), 98165 (2.6 mi) and 98175 (2.6 mi).

Is 98133 a PO Box ZIP code?

98133 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “98133 ZIP Code — Seattle, Washington (King County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/98133

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