Zip Code 45030 — Harrison, OH

ZIP Code 45030 is associated with Harrison, OH, in Hamilton County. The listed population estimate is 21,640; estimated density is 208.1 people per square mile. Among records with population estimates, it ranks #16 of 54 in Hamilton County and #186 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.256210, -84.762870)

Data MetricLocal Statistic
Postal / Zip Code45030
Primary CityHarrison
State / ProvinceOH
CountyHamilton
Total Population21,640
Population Density208.1 people/sq mi
TimezoneAmerica/New_York

How 45030 Compares

MetricZIP 45030Hamilton County recordsOH records
Population estimate21,640842,501 (sum)11,810,293 (sum)
Population Density208.1 /sq mi----
County population rank#16 of 54----
State population rank#186 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 45002Cleves4.3 mi15,413
ZIP 45041Miamitown4.5 mi118
ZIP 45033Hooven5.3 mi377
ZIP 45247Cincinnati6.4 mi23,617
ZIP 45053Okeana6.7 mi3,718

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 →