Home > SC > Charleston County > Charleston > Zip 29403

Zip Code 29403 — Charleston, SC

29403 is a ZIP Code associated with Charleston, SC, located within Charleston. The postal region supports an estimated population of 22,533 residents across Data Pending housing units, with a population density of 1,611.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (32.803470, -79.945610)

Data MetricLocal Statistic
Postal / Zip Code29403
Primary CityCharleston
State / ProvinceSC
CountyCharleston
Total Population22,533
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,611.7 people/sq mi
TimezoneAmerica/New_York

How 29403 Compares

MetricZIP 29403Charleston CountySC State Average
Population22,533444,7255,296,225
Median IncomeData PendingN/AN/A
Population Density1,611.7 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 29409Charleston1.0 mi2,056N/A
Zip 29425Charleston1.3 miN/AN/A
Zip 29424Charleston1.4 mi1,243N/A
Zip 29401Charleston1.8 mi9,339N/A
Zip 29407Charleston3.1 mi36,706N/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 →