78664 ZIP Code Map


GeoFacts for 78664

78664 is a U.S. ZIP code (ZCTA) near Round Rock, Texas.

U.S. Census Bureau ZIP Code Tabulation Area: 78664
State: 78664 is in the eastern part of Texas in the west south central United States
Closest City to the Center of 78664: Round Rock, Texas (1.9 miles away)
Cities in 78664: Round Rock (1.9 mi), Pflugerville (4.3 mi), Austin (15.3 mi)
Is In 78664 These Counties: Williamson County, Travis County
Neighboring ZIP Codes to 78664: 78660, 78681, 78665, 78628, 78634, 78728
3-Digit ZIP Code Prefix for 78664: 786
Congressional Districts Representing 78664: TX 31st, TX 17th
Latitude/Longitude of 78664 (Centroid): 30.5048473691912, -97.645724213399
Bounding Box of 78664 (NWSE): 30.558178, -97.692668, 30.457575, -97.584456
Dimensions of 78664: 78664 is 6.4 miles wide and 7.0 miles tall
78664 Land Coverage: 16.6 sq. miles (99%)
78664 Water Coverage: 0.1 sq. miles (1%)
Total Land and Water Area Covered by 78664: 16.6 sq. miles
Population of 78664 (2010 Census): 52,932
Density of 78664 (2010 Census): 3,188.67 / sq. mi.
Housing Units in 78664 (2010 Census): 19,894
People per House in 78664: 2.7
U.S. Census Bureau GeoID: 78664

ZIP Codes Neighboring 78664

The following ZIP Codes are next to 78664: