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zipcodes.pro — ZIP/99161

99161

ZIP 99161 is Palouse, Washington, in Whitman County; area code 509; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
Whitman
Metro area
Pullman, WA
Population
1,435
Coordinates
46.9036, -117.1481
☼ Live from 99161 — Palouse, WA

Weather right now

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Local time: —

Where 99161 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 99161
  • 🔢 Type 99161 into a pocket calculator and turn it upside down: IgIGG — not quite a word, sorry.
  • ➕ As a number, 99,161 = 17 × 19 × 307. Its digits add up to 26, a total 2,038 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000001101011001
  • 🏠 Its numerical neighbours: 99160 (Orient, WA, 146 mi away) and 99163 (Pullman, WA, 12 mi away).
  • 🔄 Backwards, 99161 becomes 16199, which is not a ZIP code at all.
  • 👥 9 other ZIP codes are made of exactly the same digits (11969, 19196, 19961, 61919, 91916, 96119, …). The farthest-flung twin is 96911 in Tamuning, GU, 5,915 miles away.
  • 🧭 Farther north than 95% of all ZIP codes, and farther west than 90%.
  • 🎯1,049 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 99161 and you would come out at 46.90°S, 62.85°E — 379 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 53m of daylight. Shortest: 8h 31m.
  • 📏 At 76.7 square miles of land, 99161 is bigger than 71% of ZIP codes — room for about 58 Central Parks.
🌙 The sky over 99161 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population1,435This ZIP1,435
Households583This ZIP583
Housing units644This ZIP644
Median age41.5This ZIP41.5Washington38.3US 38.9
Median household income$87,464This ZIP$87,464Washington$98,141US $80,734
Median home value$302,600This ZIP$302,600Washington$564,600US $332,700
Median gross rent$922This ZIP$922Washington$1,760US $1,413
Bachelor's degree or higher45.8%This ZIP45.8%
Mean commute28.1 minThis ZIP28.1 min
Population density18.7 / sq miThis ZIP18.7 / sq mi

Business and tax activity

Business establishments25This ZIP25
Employees84This ZIP84
Annual payroll$3,451,000This ZIP$3,451,000
Tax returns filed710This ZIP710
Total adjusted gross income$54,861,000This ZIP$54,861,000

Land area

Land area76.75 sq miThis ZIP76.75 sq mi
Water area0.00 sq miThis ZIP0.00 sq mi

Other place names in 99161

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

ZIP codes near 99161

ZIPCityDistance
99130 Garfield, WA 6.8 mi
83872 Viola, ID 9.0 mi
99102 Albion, WA 9.1 mi
99164 Pullman, WA 12.0 mi
99174 Steptoe, WA 12.2 mi
99104 Belmont, WA 12.2 mi
99163 Pullman, WA 12.4 mi
83844 Moscow, ID 13.5 mi
83855 Potlatch, ID 13.8 mi
99128 Farmington, WA 13.8 mi

Find every ZIP code within 10 miles of 99161 →

Questions about this ZIP code

Where is ZIP code 99161?

99161 is in Palouse, Washington, in Whitman County, part of the Pullman, WA micropolitan area. Its published point location is 46.9036, -117.1481.

What county is 99161 in?

99161 lies in Whitman County.

What area code is 99161?

Palouse uses area code 509, from NANPA's telephone records.

What time zone is 99161 in?

99161 uses America/Los_Angeles.

How many people live in 99161?

About 1,435 people live in ZIP code 99161, in 583 households, at 18.7 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 99161?

$87,464 a year, against $98,141 across Washington.

What ZIP codes are near 99161?

The closest are 99130 (6.8 mi), 83872 (9 mi), 99102 (9.1 mi), 99164 (12 mi) and 99174 (12.2 mi).

Is 99161 a PO Box ZIP code?

99161 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “99161 ZIP Code — Palouse, Washington (Whitman County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/99161

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