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ZIP CODE TABULATION AREA

99136

Washington · 14 residents · 17.385 sq mi
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ZIP 99136 has roughly average household income, with a median household income of $87,708. Population has held roughly steady since 2024. 0% of adults hold a bachelor's degree or higher, below the national rate of 36%. With a median age of 82.2, the population is older than the US median of 38.9. Poverty is rare here, at 0.0% of residents. Households here earn about 58% more than the Whitman County median. Among the 20 ZIP codes in Whitman County, 99136 ranks 4th by median household income.

$87,708
US average: $82,259
0.0%
US average: 35.6%
Age, sex & households
Under 18
0.0%
Age 65+
100.0%
78.6%
21.4%
1.27 people
Race & ethnicity · 2024
2024
White, non-Hispanic100%(14)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%(0)
Diversity Score0%(0)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Whitman County
Income rank vs other ZIPs
LOWEST4TH OF 20HIGHEST
Adjacent ZIPs
99017$58,958
99033$58,750
99102$56,833
99111$73,393
Frequently asked

How many people live in ZIP code 99136?

ZIP code 99136 has about 14 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 99136?

The typical household in ZIP code 99136 earns about $87,708 a year. Half of households make more than that, and half make less.

How educated are people in ZIP code 99136?

About 0.0% of adults age 25 and over in ZIP code 99136 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 99136?

About 0.0% of people in ZIP code 99136 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024