34994 -- U.S. ZIP code Municipality (1990): STUART, Florida All ZIPs for this municipality (1990): 34994 34996 34997 Population (2000): 14768 Housing Units (2000): 8367 Land area (2000): 6.475535 sq. miles (16.771558 sq. km) Water area (2000): 0.010995 sq. miles (0.028477 sq. km) Total area (2000): 6.486530 sq. miles (16.800035 sq. km) Located within: Florida (FL) Location: 27.195291 N, 80.252255 W