Round Rock TX Texas Zip code

Zip code  :  78664
Official USPS city name : Round Rock
Official USPS state code : TX
Official state name : Texas
zcta : TRUE
Population : 64686.0
Density : 1506.6
Primary official county code : 48491
Primary official county name : Williamson
Counterweights : {“48491”: “88.5”, “48453”: “11.5”}
Official county name : Williamson,Travis
Official county code : 48491,48453
Imprecise : FALSE
Military : FALSE
Timezone : America/Chicago
Geo point : 30.50479, -97.64577

City: Round Rock

ZIP code 78664 covers the city of Round Rock, a notable city located in the state of Texas. This city is known for its vibrant community, strong infrastructure, and a population of approximately 64686.0 residents. It is a crucial part of the local economy and continues to grow steadily.

County: United States

Although the region is part of the larger United States, its official county name is Williamson,Travis. Counties are vital administrative divisions that help organize cities and towns within a state.


Key Geographic Details for ZIP Code 78664

Geo Point and Time Zone Information

ZIP code 78664 has a specific geographic location represented by its Geo Point: 30.50479, -97.64577. This data is particularly useful for mapping and navigation purposes. Additionally, this ZIP code is in the America/Chicago time zone, allowing businesses and residents to sync schedules with other cities in the same zone, including New York and Washington, D.C.

Population and Density Data

With a population of 64686.0, ZIP code 78664 is home to a thriving community. The population density is 1506.6, indicating a well-structured neighborhood that supports a mix of residential, commercial, and public spaces. This data is critical for businesses looking to assess market potential and community dynamics.


State and USPS Information

ZIP code 78664 is located in the state of Texas, which plays a significant role in the region’s economy and culture. The official USPS state code for Texas is TX, used for postal purposes and shipping.


Why Understanding ZIP Code 78664 Is Important for Businesses

For businesses looking to operate in Round Rock, knowing the specifics of ZIP code 78664 is crucial. The county weight of {“48491”: “88.5”, “48453”: “11.5”} offers insights into the county’s economic influence, helping businesses plan better marketing strategies and service locations.


In conclusion, ZIP code 78664 in Round Rock, Texas, offers essential information for both residents and businesses. Its Geo Point of 30.50479, -97.64577, time zone (America/Chicago), population, and density data provide a comprehensive understanding of the area. This ZIP code is an integral part of its community and supports various economic, social, and cultural activities.