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ZIP CODE TABULATION AREA

98555

Washington · 324 residents · 26.5 sq mi
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ZIP 98555 is home to 324 people in Mason County. At a median age of 67.2, this is an older place than the country as a whole. The foreign-born share is 0%. There are 12 people per square mile. 100% were living in the same home a year earlier. 76% of homes are owner-occupied.

Population
324
Per capita income
$55,077
US average: $44,673
Median home value
$462,500
US average: $376,019
Bachelor's+
36.3%
US average: 35.6%
Land area
26.5 sq mi
Age, sex & households
Median age
67.2
Under 18
0.0%
Age 65+
55.2%
Male
70.4%
Female
29.6%
Avg household
1.39 people
Race & ethnicity · 2024
2024
White, non-Hispanic84%(272)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other16%(52)
Diversity Score
34
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Within Mason County
Income rank vs other ZIPs
LOWESTHIGHEST
Adjacent ZIPs
98524$99,483
98528$91,058
98546$97,159
98548$68,452
Frequently asked

How many people live in ZIP code 98555?

ZIP code 98555 has about 324 residents according to the 2024 American Community Survey.

Is ZIP code 98555 expensive?

In ZIP code 98555, the median home is worth about $462,500.

How educated are people in ZIP code 98555?

About 36.3% of adults age 25 and over in ZIP code 98555 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 98555?

About 16.7% of people in ZIP code 98555 live below the federal poverty line.

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Containing area
Mason County

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