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Zip Code 39503 — Gulfport, MS

39503 is a ZIP Code associated with Gulfport, MS, located within Harrison. 39503 ranks #1 out of 11 ZIP codes in Harrison County by population (and #2 out of 427 in MS). The area supports an estimated population of 55,059 residents across Data Pending housing units, with a population density of 186.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (30.474320, -89.147520)

Data MetricLocal Statistic
Postal / Zip Code39503
Primary CityGulfport
State / ProvinceMS
CountyHarrison
Total Population55,059
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density186.0 people/sq mi
TimezoneAmerica/Chicago

How 39503 Compares

MetricZIP 39503Harrison CountyMS State Average
Population55,059221,505 (Total)2,946,719 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density186.0 /sq mi----
County Pop Rank#1 of 11----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 39501Gulfport6.7 mi22,565N/A
Zip 39560Long Beach7.1 mi18,702N/A
Zip 39507Gulfport8.4 mi18,564N/A
Zip 39571Pass Christian8.9 mi14,739N/A
Zip 39574Saucier9.7 mi13,535N/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 →