78665 Zip Code

About 78665 Zip Code

ZIP Code: 78665
Latitude: 30.55038
Longitude: -97.63681
Population: 64,087
Density: 1027.7
City: Round Rock
State: Texas
County: Williamson County
All Counties: Williamson
Time Zone: America/Chicago

ZIP code 78665 covers the area of Round Rock, Texas in the United States. It is primarily associated with Williamson County and lies in the America/Chicago time zone.

ZIP Code 78665 Overview

ZIP code 78665 serves the community of Round Rock, Texas. Based on available data, this ZIP code has an estimated population of around 64,087 people and a population density of roughly 1027.7 people per square kilometer.

The primary county linked to this ZIP code is Williamson County. In some datasets, ZIP codes can overlap multiple counties. For ZIP code 78665, the extended county coverage is recorded as: Williamson.

Location and Coordinates

The geographic center (approximate) of ZIP code 78665 is located near latitude 30.55038 and longitude -97.63681. This information is useful for mapping, distance calculations, and understanding how this ZIP fits within Texas.

Time Zone

ZIP code 78665 falls under the America/Chicago time zone. This can be important for scheduling, logistics, and travel planning.

Related ZIP Code Pages

Explore other related ZIP code resources on Burning Compass:

• All ZIP codes in Texas
• All ZIP codes for the city of Round Rock
• All ZIP codes in Williamson County