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Where 98029 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 98029 into a pocket calculator and turn it upside down: GZOBG — not quite a word, sorry.
- ➕ As a number, 98,029 = 167 × 587. Its digits add up to 28, a total 1,520 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10111111011101101 - 🏠 Its numerical neighbours: 98028 (Kenmore, WA, 17 mi away) and 98030 (Kent, WA, 16 mi away).
- 🔄 Backwards, 98029 becomes 92089, which is not a ZIP code at all.
- 👥 16 other ZIP codes are made of exactly the same digits (09829, 09892, 20899, 28909, 29809, 80299, …). The farthest-flung twin is 09829 in APO AE, a military post office, 7,801 miles away.
- 🧭 Farther north than 96% of all ZIP codes, and farther west than 96%.
- 🎯1,280 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 98029 and you would come out at 47.56°S, 57.99°E — 573 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 26m.
- 📏 At 10.2 square miles of land, 98029 is bigger than 27% of ZIP codes — room for about 7.7 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 30,586This ZIP30,586 |
|---|---|
| Households | 12,115This ZIP12,115 |
| Housing units | 12,722This ZIP12,722 |
| Median age | 37.2This ZIP37.2Washington38.3US 38.9 |
| Median household income | $170,759This ZIP$170,759Washington$98,141US $80,734 |
| Median home value | $1,063,200This ZIP$1,063,200Washington$564,600US $332,700 |
| Median gross rent | $2,740This ZIP$2,740Washington$1,760US $1,413 |
| Bachelor's degree or higher | 72.2%This ZIP72.2% |
| Mean commute | 28.6 minThis ZIP28.6 min |
| Population density | 3,006.3 / sq miThis ZIP3,006.3 / sq mi |
Business and tax activity
| Business establishments | 498This ZIP498 |
|---|---|
| Employees | 8,592This ZIP8,592 |
| Annual payroll | $575,814,000This ZIP$575,814,000 |
| Tax returns filed | 14,170This ZIP14,170 |
| Total adjusted gross income | $3,109,491,000This ZIP$3,109,491,000 |
Land area
| Land area | 10.17 sq miThis ZIP10.17 sq mi |
|---|---|
| Water area | 0.33 sq miThis ZIP0.33 sq mi |
Other place names in 98029
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 98029
| ZIP | City | Distance |
|---|---|---|
98075 | Sammamish, WA | 2.3 mi |
98027 | Issaquah, WA | 3.1 mi |
98050 | Preston, WA | 3.4 mi |
98074 | Sammamish, WA | 4.7 mi |
98024 | Fall City, WA | 5.3 mi |
98008 | Bellevue, WA | 5.8 mi |
98006 | Bellevue, WA | 6.6 mi |
98059 | Renton, WA | 7.1 mi |
98007 | Bellevue, WA | 7.3 mi |
98053 | Redmond, WA | 7.7 mi |
Find every ZIP code within 10 miles of 98029 →
Questions about this ZIP code
Where is ZIP code 98029?
98029 is in Issaquah, Washington, in King County, part of the Seattle-Tacoma-Bellevue, WA metropolitan area. Its published point location is 47.5576, -122.0115.
What county is 98029 in?
98029 lies in King County.
What area code is 98029?
Issaquah uses area code 425, from NANPA's telephone records.
What time zone is 98029 in?
98029 uses America/Los_Angeles.
How many people live in 98029?
About 30,586 people live in ZIP code 98029, in 12,115 households, at 3,006.3 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 98029?
$170,759 a year, against $98,141 across Washington.
What ZIP codes are near 98029?
The closest are 98075 (2.3 mi), 98027 (3.1 mi), 98050 (3.4 mi), 98074 (4.7 mi) and 98024 (5.3 mi).
Is 98029 a PO Box ZIP code?
98029 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “98029 ZIP Code — Issaquah, Washington (King County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/98029
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/98029.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.