Zip Code 45888 — Uniopolis, OH

ZIP Code 45888 is associated with Uniopolis, OH, in Auglaize County. The listed population estimate is 166; estimated density is 241.2 people per square mile. Among records with population estimates, it ranks #9 of 10 in Auglaize County and #1135 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.602440, -84.085830)

Data MetricLocal Statistic
Postal / Zip Code45888
Primary CityUniopolis
State / ProvinceOH
CountyAuglaize
Total Population166
Population Density241.2 people/sq mi
TimezoneAmerica/New_York

How 45888 Compares

MetricZIP 45888Auglaize County recordsOH records
Population estimate16645,421 (sum)11,810,293 (sum)
Population Density241.2 /sq mi----
County population rank#9 of 10----
State population rank#1135 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 45884Saint Johns3.7 mi141
ZIP 45895Wapakoneta4.1 mi17,998
ZIP 45806Lima5.5 mi10,974
ZIP 45870New Hampshire7.7 mi445
ZIP 45896Waynesfield7.8 mi1,833

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 →