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Zip Code 45504 — Springfield, OH

45504 is a ZIP Code associated with Springfield, OH, located within Clark. The postal region supports an estimated population of 16,363 residents across Data Pending housing units, with a population density of 287.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.948110, -83.864810)

Data MetricLocal Statistic
Postal / Zip Code45504
Primary CitySpringfield
State / ProvinceOH
CountyClark
Total Population16,363
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density287.8 people/sq mi
TimezoneAmerica/New_York

How 45504 Compares

MetricZIP 45504Clark CountyOH State Average
Population16,363134,79511,810,293
Median IncomeData PendingN/AN/A
Population Density287.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 45502Springfield2.9 mi17,692N/A
Zip 45501Springfield3.4 miN/AN/A
Zip 45506Springfield3.5 mi13,435N/A
Zip 45319Donnelsville4.7 mi308N/A
Zip 45372Tremont City4.8 mi265N/A

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 →