Platte County
Platte County has lower-than-average household income, with a median household income of $67,718. Population has held roughly steady since 2000. 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 $297,900. With a median age of 47.0, the population is older than the US median of 38.9.
Population & growth
PEP 2025 EST:8,634 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
Education
Commute & transportation
Work & employment
People & community
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Compare Platte County to nearby counties
How many people live in Platte County, Wyoming?
Platte County, Wyoming has about 8,612 residents according to the 2024 American Community Survey.
What is the median household income in Platte County, Wyoming?
The typical household in Platte County, Wyoming earns about $67,718 a year. Half of households make more than that, and half make less.
Is Platte County, Wyoming expensive?
In Platte County, Wyoming, the median home is worth about $297,900, and the typical rent is about $781 a month.
How educated are people in Platte County, Wyoming?
About 20.7% of adults age 25 and over in Platte County, Wyoming hold a bachelor's degree or higher.
What is the poverty rate in Platte County, Wyoming?
About 7.7% of people in Platte County, Wyoming live below the federal poverty line.
Has Platte County, Wyoming grown since 1990?
Yes, Platte County, Wyoming has grown since 1990. The population has added about 467 residents, a change of about 6 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024