Zip Code 43420 — Fremont, OH

ZIP Code 43420 is associated with Fremont, OH, in Sandusky County. The listed population estimate is 29,520; estimated density is 83.6 people per square mile. Among records with population estimates, it ranks #1 of 8 in Sandusky County and #104 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.357490, -83.112650)

Data MetricLocal Statistic
Postal / Zip Code43420
Primary CityFremont
State / ProvinceOH
CountySandusky
Total Population29,520
Population Density83.6 people/sq mi
TimezoneAmerica/New_York

How 43420 Compares

MetricZIP 43420Sandusky County recordsOH records
Population estimate29,52052,068 (sum)11,810,293 (sum)
Population Density83.6 /sq mi----
County population rank#1 of 8----
State population rank#104 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 43442Lindsey7.3 mi824
ZIP 44861Old Fort8.1 mi31
ZIP 43410Clyde8.7 mi10,220
ZIP 44836Green Springs8.8 mi2,496
ZIP 43407Burgoon9.0 mi484

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 →