Zip Code 45318 — Covington, OH

ZIP Code 45318 is associated with Covington, OH, in Miami County. The listed population estimate is 5,511; estimated density is 45.4 people per square mile. Among records with population estimates, it ranks #5 of 11 in Miami County and #499 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.127450, -84.353910)

Data MetricLocal Statistic
Postal / Zip Code45318
Primary CityCovington
State / ProvinceOH
CountyMiami
Total Population5,511
Population Density45.4 people/sq mi
TimezoneAmerica/New_York

How 45318 Compares

MetricZIP 45318Miami County recordsOH records
Population estimate5,511105,795 (sum)11,810,293 (sum)
Population Density45.4 /sq mi----
County population rank#5 of 11----
State population rank#499 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 45359Pleasant Hill5.3 mi2,160
ZIP 45308Bradford5.4 mi4,385
ZIP 45356Piqua6.9 mi25,237
ZIP 45328Gettysburg7.6 mi544
ZIP 45363Russia8.1 mi1,862

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 →