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Zip Code 64644 — Hamilton, MO

ZIP Code 64644 is associated with Hamilton, MO, in Caldwell County. The listed population estimate is 2,923; estimated density is 10.5 people per square mile. Among records with population estimates, it ranks #1 of 7 in Caldwell County and #385 of 1,021 in MO.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.741800, -93.973840)

Data MetricLocal Statistic
Postal / Zip Code64644
Primary CityHamilton
State / ProvinceMO
CountyCaldwell
Total Population2,923
Population Density10.5 people/sq mi
TimezoneAmerica/Chicago

How 64644 Compares

MetricZIP 64644Caldwell County recordsMO records
Population estimate2,9239,107 (sum)6,191,989 (sum)
Population Density10.5 /sq mi----
County population rank#1 of 7----
State population rank#385 of 1,021----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MO

ZIP CodeCityDistancePopulation estimate
ZIP 64649Kidder6.7 mi814
ZIP 64650Kingston8.4 mi665
ZIP 64625Breckenridge9.0 mi738
ZIP 64640Gallatin11.2 mi3,125
ZIP 64637Cowgill12.0 mi492

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →