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Zip Code 63866 — Marston, MO

63866 is a ZIP Code associated with Marston, MO, located within New Madrid. The postal region supports an estimated population of 409 residents across Data Pending housing units, with a population density of 40.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (36.526060, -89.606540)

Data MetricLocal Statistic
Postal / Zip Code63866
Primary CityMarston
State / ProvinceMO
CountyNew Madrid
Total Population409
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density40.8 people/sq mi
TimezoneAmerica/Chicago

How 63866 Compares

MetricZIP 63866New Madrid CountyMO State Average
Population40913,1156,191,989
Median IncomeData PendingN/AN/A
Population Density40.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 63862Lilbourn5.8 mi1,237N/A
Zip 63873Portageville7.4 mi4,015N/A
Zip 63869New Madrid9.0 mi3,218N/A
Zip 63860Kewanee10.3 mi172N/A
Zip 63833Catron10.9 mi137N/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 →