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Zip Code 64865 — Seneca, MO

64865 is a ZIP Code associated with Seneca, MO, located within Newton. The postal region supports an estimated population of 5,692 residents across Data Pending housing units, with a population density of 29.3 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (36.842530, -94.577970)

Data Metric	Local Statistic
Postal / Zip Code	64865
Primary City	Seneca
State / Province	MO
County	Newton
Total Population	5,692
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	29.3 people/sq mi
Timezone	America/Chicago

How 64865 Compares

Metric	ZIP 64865	Newton County	MO State Average
Population	5,692	78,429	6,191,989
Median Income	Data Pending	N/A	N/A
Population Density	29.3 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 64858	Racine	4.8 mi	586	N/A
Zip 64850	Neosho	10.1 mi	25,126	N/A
Zip 64843	Goodman	10.2 mi	3,180	N/A
Zip 64868	Tiff City	10.9 mi	137	N/A
Zip 64804	Joplin	12.8 mi	37,016	N/A

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 →