Zip Code 45628 — Frankfort, OH

ZIP Code 45628 is associated with Frankfort, OH, in Ross County. The listed population estimate is 5,999; estimated density is 30.6 people per square mile. Among records with population estimates, it ranks #2 of 8 in Ross County and #485 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.389590, -83.196570)

Data MetricLocal Statistic
Postal / Zip Code45628
Primary CityFrankfort
State / ProvinceOH
CountyRoss
Total Population5,999
Population Density30.6 people/sq mi
TimezoneAmerica/New_York

How 45628 Compares

MetricZIP 45628Ross County recordsOH records
Population estimate5,99975,423 (sum)11,810,293 (sum)
Population Density30.6 /sq mi----
County population rank#2 of 8----
State population rank#485 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 45681South Salem6.4 mi1,451
ZIP 43115Clarksburg7.1 mi1,796
ZIP 45617Bourneville7.9 miN/A
ZIP 45123Greenfield10.6 mi8,740
ZIP 43145New Holland12.4 mi2,070

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 →