Franklin County
Franklin County has roughly average household income, with a median household income of $86,714. The county has more than doubled in size since 2000, adding 49,555 residents. 21% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than tripled since 2000, reaching $379,300. At a median age of 30.9, residents skew younger than the country as a whole. It ranks in the top 5% of US counties for household income.
Population & growth
PEP 2025 EST:102,612 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
+ 5 more hispanic origin groups with data
+ 33 more ancestry groups with data
Education
Commute & transportation
Work & employment
People & community
Places similar to Franklin County
Compare Franklin County to nearby counties
How many people live in Franklin County, Washington?
Franklin County, Washington has about 98,902 residents according to the 2024 American Community Survey.
What is the median household income in Franklin County, Washington?
The typical household in Franklin County, Washington earns about $86,714 a year. Half of households make more than that, and half make less.
Is Franklin County, Washington expensive?
In Franklin County, Washington, the median home is worth about $379,300, and the typical rent is about $1,198 a month.
How educated are people in Franklin County, Washington?
About 21.1% of adults age 25 and over in Franklin County, Washington hold a bachelor's degree or higher.
What is the poverty rate in Franklin County, Washington?
About 13.1% of people in Franklin County, Washington live below the federal poverty line.
Has Franklin County, Washington grown since 1990?
Yes, Franklin County, Washington has grown since 1990. The population has added about 61,429 residents, a change of about 164 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024