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Zip Code 30204 — Barnesville, GA

ZIP Code 30204 is associated with Barnesville, GA, in Lamar County. The listed population estimate is 13,616; estimated density is 42.0 people per square mile. Among records with population estimates, it ranks #1 of 2 in Lamar County and #263 of 734 in GA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (33.058440, -84.123430)

Data MetricLocal Statistic
Postal / Zip Code30204
Primary CityBarnesville
State / ProvinceGA
CountyLamar
Total Population13,616
Population Density42.0 people/sq mi
TimezoneAmerica/New_York

How 30204 Compares

MetricZIP 30204Lamar County recordsGA records
Population estimate13,61618,204 (sum)10,940,417 (sum)
Population Density42.0 /sq mi----
County population rank#1 of 2----
State population rank#263 of 734----

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 GA

ZIP CodeCityDistancePopulation estimate
ZIP 30257Milner6.8 mi4,588
ZIP 30285The Rock9.0 mi589
ZIP 31097Yatesville11.1 mi1,372
ZIP 31029Forsyth11.3 mi19,403
ZIP 30256Meansville11.5 mi2,838

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 →