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Zip Code 45056 — Oxford, OH

ZIP Code 45056 is associated with Oxford, OH, in Butler County. The listed population estimate is 27,376; estimated density is 141.5 people per square mile. Among records with population estimates, it ranks #7 of 14 in Butler County and #130 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.490290, -84.741150)

Data MetricLocal Statistic
Postal / Zip Code45056
Primary CityOxford
State / ProvinceOH
CountyButler
Total Population27,376
Population Density141.5 people/sq mi
TimezoneAmerica/New_York

How 45056 Compares

MetricZIP 45056Butler County recordsOH records
Population estimate27,376389,474 (sum)11,810,293 (sum)
Population Density141.5 /sq mi----
County population rank#7 of 14----
State population rank#130 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 45003College Corner6.8 mi839
ZIP 45013Hamilton7.6 mi53,998
ZIP 45064Somerville9.3 mi3,373
ZIP 45053Okeana9.7 mi3,718
ZIP 45062Seven Mile10.0 mi511

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 →