Home > FL > St. Lucie County > Fort Pierce > Zip 34947

Zip Code 34947 — Fort Pierce, FL

34947 is a ZIP Code associated with Fort Pierce, FL, located within St. Lucie. The postal region supports an estimated population of 12,804 residents across Data Pending housing units, with a population density of 509.3 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (27.449030, -80.376330)

Data MetricLocal Statistic
Postal / Zip Code34947
Primary CityFort Pierce
State / ProvinceFL
CountySt. Lucie
Total Population12,804
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density509.3 people/sq mi
TimezoneAmerica/New_York

How 34947 Compares

MetricZIP 34947St. Lucie CountyFL State Average
Population12,804378,81622,412,596
Median IncomeData PendingN/AN/A
Population Density509.3 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 34950Fort Pierce2.9 mi17,461N/A
Zip 34981Fort Pierce3.9 mi5,031N/A
Zip 34946Fort Pierce3.9 mi6,852N/A
Zip 34949Fort Pierce4.6 mi7,470N/A
Zip 34951Fort Pierce5.7 mi17,148N/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 →