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Zip Code 63458 — Newark, MO

63458 is a ZIP Code associated with Newark, MO, located within Knox. The postal region supports an estimated population of 185 residents across Data Pending housing units, with a population density of 2.6 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.987510, -92.017450)

Data MetricLocal Statistic
Postal / Zip Code63458
Primary CityNewark
State / ProvinceMO
CountyKnox
Total Population185
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2.6 people/sq mi
TimezoneAmerica/Chicago

How 63458 Compares

MetricZIP 63458Knox CountyMO State Average
Population1854,2946,191,989
Median IncomeData PendingN/AN/A
Population Density2.6 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 63434Bethel6.7 mi731N/A
Zip 63447La Belle9.4 mi1,060N/A
Zip 63460Novelty10.2 mi151N/A
Zip 63446Knox City10.5 mi493N/A
Zip 63469Shelbyville10.8 mi911N/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 →