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Zip Code 45750 — Marietta, OH

45750 is a ZIP Code associated with Marietta, OH, located within Washington. The postal region supports an estimated population of 26,420 residents across Data Pending housing units, with a population density of 95.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.430100, -81.429470)

Data MetricLocal Statistic
Postal / Zip Code45750
Primary CityMarietta
State / ProvinceOH
CountyWashington
Total Population26,420
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density95.5 people/sq mi
TimezoneAmerica/New_York

How 45750 Compares

MetricZIP 45750Washington CountyOH State Average
Population26,42057,22811,810,293
Median IncomeData PendingN/AN/A
Population Density95.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 45788Whipple6.6 mi691N/A
Zip 45773Reno7.8 mi600N/A
Zip 45744Lowell8.6 mi2,179N/A
Zip 45768Newport8.9 mi1,503N/A
Zip 45729Fleming9.6 mi2,121N/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 →