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Zip Code 45688 — Waterloo, OH

45688 is a ZIP Code associated with Waterloo, OH, located within Lawrence. The postal region supports an estimated population of 210 residents across Data Pending housing units, with a population density of 2.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.730130, -82.531550)

Data MetricLocal Statistic
Postal / Zip Code45688
Primary CityWaterloo
State / ProvinceOH
CountyLawrence
Total Population210
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2.4 people/sq mi
TimezoneAmerica/New_York

How 45688 Compares

MetricZIP 45688Lawrence CountyOH State Average
Population21056,68011,810,293
Median IncomeData PendingN/AN/A
Population Density2.4 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 45659Pedro6.4 mi2,614N/A
Zip 45658Patriot6.7 mi2,539N/A
Zip 45696Willow Wood9.7 mi839N/A
Zip 45682South Webster10.4 mi2,124N/A
Zip 45656Oak Hill10.6 mi7,013N/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 →