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Zip Code 45828 — Coldwater, OH

45828 is a ZIP Code associated with Coldwater, OH, located within Mercer. The postal region supports an estimated population of 6,404 residents across Data Pending housing units, with a population density of 73.0 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.486720, -84.676770)

Data Metric	Local Statistic
Postal / Zip Code	45828
Primary City	Coldwater
State / Province	OH
County	Mercer
Total Population	6,404
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	73.0 people/sq mi
Timezone	America/New_York

How 45828 Compares

Metric	ZIP 45828	Mercer County	OH State Average
Population	6,404	42,549	11,810,293
Median Income	Data Pending	N/A	N/A
Population Density	73.0 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 45883	Saint Henry	6.2 mi	4,144	N/A
Zip 45822	Celina	6.2 mi	19,957	N/A
Zip 45846	Fort Recovery	6.5 mi	4,644	N/A
Zip 45866	Montezuma	6.7 mi	117	N/A
Zip 45310	Burkettsville	9.4 mi	227	N/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 →