Home > GA > Lamar County > Milner > Zip 30257

Zip Code 30257 — Milner, GA

30257 is a ZIP Code associated with Milner, GA, located within Lamar. The postal region supports an estimated population of 4,588 residents across Data Pending housing units, with a population density of 42.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (33.142180, -84.186060)

Data MetricLocal Statistic
Postal / Zip Code30257
Primary CityMilner
State / ProvinceGA
CountyLamar
Total Population4,588
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density42.1 people/sq mi
TimezoneAmerica/New_York

How 30257 Compares

MetricZIP 30257Lamar CountyGA State Average
Population4,58818,20410,940,417
Median IncomeData PendingN/AN/A
Population Density42.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 30224Griffin5.2 mi28,414N/A
Zip 30204Barnesville6.8 mi13,616N/A
Zip 30295Zebulon8.4 mi5,567N/A
Zip 30223Griffin11.3 mi38,262N/A
Zip 30285The Rock11.4 mi589N/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 →