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Byrnes Mill, MO

Population
3,183
U.S. Census Population Estimates Program · 2025
Elevation
468 ft
Median Home Value
$306,200
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$1,137/mo
U.S. Census American Community Survey 5-Year · 2024
Median Income
$98,576
U.S. Census American Community Survey 5-Year · 2024

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Byrnes Mill in context.

OverallBest places in MissouriPopulation rankingHighest population places in MissouriNearest larger communityEureka, Missouri5.7 miles away · 13,422 residents.

About Byrnes Mill

Byrnes Mill is a city in northern Jefferson County, Missouri, situated along the Big River. Founded in 1849 by Irish immigrant Patrick C. Byrnes and featuring the scenic ruins of a historic mill and dam on the river, the community of approximately 3,189 is served by the Northwest R-One School District for public education for local students.

Top Rating Signals

Highest current ratings for this town.

Lower County Wildfire Hazard Potential ClassA+100.0ratingLower Projected Late-Century County-Area Exposure to Sea-Level RiseA+100.0ratingLow PopulationA+97.7rating

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