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Callao, MO

Population
245
U.S. Census Population Estimates Program · 2025
Elevation
838 ft
Median Home Value
$80,000
U.S. Census American Community Survey 5-Year · 2024
Median Income
$39,063
U.S. Census American Community Survey 5-Year · 2024

Explore

Callao in context.

OverallBest places in MissouriPopulation rankingHighest population places in MissouriNearest larger communityMoberly, Missouri26 miles away · 13,719 residents.

About Callao

Callao is a city in Macon County, Missouri, United States. The 2020 census counted 251 residents. The town most likely took its name from the port city of Callao, Peru. Callao is in southwestern Macon County. Callao makes sense once you see how its past, landscape, and current gathering spots overlap. The useful thing to know about Callao is that its older landmarks and current settings belong to one connected place. U.S. Route 36 passes just south of the city limits, leading east 8 miles to Macon, the county seat, and west 25 miles to Brookfield.

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+100.0rating

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