Zip Code 43019 — Fredericktown, OH

ZIP Code 43019 is associated with Fredericktown, OH, in Knox County. The listed population estimate is 9,445; estimated density is 33.2 people per square mile. Among records with population estimates, it ranks #2 of 8 in Knox County and #392 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.495270, -82.578310)

Data MetricLocal Statistic
Postal / Zip Code43019
Primary CityFredericktown
State / ProvinceOH
CountyKnox
Total Population9,445
Population Density33.2 people/sq mi
TimezoneAmerica/New_York

How 43019 Compares

MetricZIP 43019Knox County recordsOH records
Population estimate9,44562,917 (sum)11,810,293 (sum)
Population Density33.2 /sq mi----
County population rank#2 of 8----
State population rank#392 of 1,215----

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 OH

ZIP CodeCityDistancePopulation estimate
ZIP 43317Chesterville5.6 mi173
ZIP 44813Bellville7.8 mi8,994
ZIP 43350Sparta9.4 mi146
ZIP 43050Mount Vernon9.6 mi31,074
ZIP 44822Butler10.3 mi3,995

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 →