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Zip Code 31520 — Brunswick, GA

31520 is a ZIP Code associated with Brunswick, GA, located within Glynn. The postal region supports an estimated population of 22,313 residents across Data Pending housing units, with a population density of 427.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (31.177450, -81.487290)

Data MetricLocal Statistic
Postal / Zip Code31520
Primary CityBrunswick
State / ProvinceGA
CountyGlynn
Total Population22,313
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density427.7 people/sq mi
TimezoneAmerica/New_York

How 31520 Compares

MetricZIP 31520Glynn CountyGA State Average
Population22,31385,28610,940,417
Median IncomeData PendingN/AN/A
Population Density427.7 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 31524Brunswick4.5 miN/AN/A
Zip 31523Brunswick7.9 mi15,402N/A
Zip 31527Jekyll Island8.3 mi769N/A
Zip 31522Saint Simons Island8.8 mi17,780N/A
Zip 31561Sea Island9.0 mi96N/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 →