Zip Code 45505 — Springfield, OH

ZIP Code 45505 is associated with Springfield, OH, in Clark County. The listed population estimate is 19,826; estimated density is 562.1 people per square mile. Among records with population estimates, it ranks #2 of 15 in Clark County and #219 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.907370, -83.761500)

Data MetricLocal Statistic
Postal / Zip Code45505
Primary CitySpringfield
State / ProvinceOH
CountyClark
Total Population19,826
Population Density562.1 people/sq mi
TimezoneAmerica/New_York

How 45505 Compares

MetricZIP 45505Clark County recordsOH records
Population estimate19,826134,795 (sum)11,810,293 (sum)
Population Density562.1 /sq mi----
County population rank#2 of 15----
State population rank#219 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 45501Springfield2.8 miN/A
ZIP 45502Springfield3.3 mi17,692
ZIP 45503Springfield3.7 mi32,638
ZIP 45506Springfield4.8 mi13,435
ZIP 45504Springfield6.2 mi16,363

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 →