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/98004

98004

ZIP 98004 is in Bellevue, Washington, in King County; area code 425; Pacific time. Bellevue has 7 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
King
Population
39,897
Coordinates
47.6183, -122.2053
☼ Live from 98004 — Bellevue, WA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 98004 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 98004
  • 🔢 Type 98004 into a pocket calculator and turn it upside down: hOOBG — not quite a word, sorry.
  • ➕ As a number, 98,004 = 2 × 2 × 3 × 8167. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111111011010100
  • 🏠 Its numerical neighbours: 98003 (Federal Way, WA, 22 mi away) and 98005 (Bellevue, WA, 2 mi away).
  • 🔄 Backwards, 98004 becomes 40089, which is not a ZIP code at all.
  • 👥 23 other ZIP codes are made of exactly the same digits (00984, 04098, 08049, 08094, 08904, 09804, …). The farthest-flung twin is 09804 in APO AE, a military post office, 7,308 miles away.
  • 🧭 Farther north than 97% of all ZIP codes, and farther west than 96%.
  • 🎯1,290 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 98004 and you would come out at 47.62°S, 57.79°E — 581 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 59m of daylight. Shortest: 8h 25m.
  • 📏 At 7.3 square miles of land, 98004 is bigger than 23% of ZIP codes — room for about 5.5 Central Parks.
🌙 The sky over 98004 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population39,897This ZIP39,897
Households19,515This ZIP19,515
Housing units21,221This ZIP21,221
Median age38.0This ZIP38.0Washington38.3US 38.9
Median household income$182,545This ZIP$182,545Washington$98,141US $80,734
Median home value$2,000,000+This ZIP$2,000,000+Washington$564,600US $332,700
Median gross rent$2,803This ZIP$2,803Washington$1,760US $1,413
Bachelor's degree or higher78.7%This ZIP78.7%
Mean commute21.3 minThis ZIP21.3 min
Population density5,487.9 / sq miThis ZIP5,487.9 / sq mi

Business and tax activity

Business establishments2,973This ZIP2,973
Employees74,258This ZIP74,258
Annual payroll$10,453,747,000This ZIP$10,453,747,000
Tax returns filed20,120This ZIP20,120
Total adjusted gross income$7,904,029,000This ZIP$7,904,029,000

Land area

Land area7.27 sq miThis ZIP7.27 sq mi
Water area1.58 sq miThis ZIP1.58 sq mi

Other place names in 98004

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

ZIP codes near 98004

ZIPCityDistance
98009 Bellevue, WA 0.6 mi
98015 Bellevue, WA 0.6 mi
98005 Bellevue, WA 1.8 mi
98039 Medina, WA 2.0 mi
98007 Bellevue, WA 2.9 mi
98040 Mercer Island, WA 3.9 mi
98033 Kirkland, WA 4.0 mi
98112 Seattle, WA 4.1 mi
98122 Seattle, WA 4.2 mi
98083 Kirkland, WA 4.4 mi

Find every ZIP code within 10 miles of 98004 →

Questions about this ZIP code

Where is ZIP code 98004?

98004 is in Bellevue, Washington, in King County, part of the Seattle-Tacoma-Bellevue, WA metropolitan area. Its published point location is 47.6183, -122.2053.

What county is 98004 in?

98004 lies in King County.

What area code is 98004?

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

What time zone is 98004 in?

98004 uses America/Los_Angeles.

How many people live in 98004?

About 39,897 people live in ZIP code 98004, in 19,515 households, at 5,487.9 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 98004?

$182,545 a year, against $98,141 across Washington.

What ZIP codes are near 98004?

The closest are 98009 (0.6 mi), 98015 (0.6 mi), 98005 (1.8 mi), 98039 (2 mi) and 98007 (2.9 mi).

Is 98004 a PO Box ZIP code?

98004 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “98004 ZIP Code — Bellevue, Washington (King County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/98004

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/98004.json

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