Male Median Age: The Median Age of all Males from the 2020 Census for this geographic area. The Male Median Age is the actual average from the 2020 Census. Median Age is the average age of the population. Half of the population is older and the other half is younger. This is self-reported by individuals when asked about their sex at birth. 39.7

78738 is classified as a "non-unique", also known as a Standard ZIP Code. Its primary purpose is for normal street, apartment, and business mailbox delivery. Carriers will deliver mail to this region through vehicles, walking routes, and other means. It may also have PO Boxes located at the USPS facility.

78738 is a part of the Austin-Round Rock-San Marcos, TX Core-Based Statistical Area (CBSA) and it's CBSA code is 12420. The Office of Management and Budget (OMB) defines this as a Metro area. Statistical Areas are defined as either Micropolitan (at least 10,000 but less than 50,000 people) or Metropolitan (50,000+ people). See more Geography & Statistical Areas.

ZIP Code 78738 is located in the city of Austin, Texas and covers 42.089 square miles of land area. ZIP Codes cross county lines, and 78738 is primarily assigned to Travis County. However, is also covers mailboxes located in Hays County.

According to the 2020 U.S. Census, there are 29,529 people in 10,596 households. ZIP-Codes.com estimates that the current population is 38,151. It has a population density of 701.6 people per square mile.

ZIP Code 78738 is in the Lake Travis Independent School District, which serves grades Pre-Kindergarten thru 12th. There are 6 public schools and 3 private schools with a mailing address in the 78738 ZIP Code. ZIP Code 78738 also has 6 universities, colleges or post secondary education institutions nearby which would be a short commute to.

The 78738 ZIP Code is home to 1,241 businesses, employing 11,609 people. That is an average of 9.4 employees per business. Annual payroll for these businesses is $935,328,000. See Other Demographics.

Median Age: The Median Age of all people from the 2020 Census. Median age is the middle age of the population. Half the population is older than the average age and half is younger. Median Age can relate how young or old a geographic region is compared to others. 40.1

The Map above shows the boundaries and what geography it covers. More Demographics are available below, including charts for population by race, population by gender, population over time, house value, income over time, and much more. Local Public, Private, and Post Secondary Schools shows which schools are nearby.

Female Median Age: The Median Age of all Females from the 2020 Census for this geographic area. The Female Median Age is the actual average from the 2020 Census. Median Age is the average age of the population. Half of the population is older and the other half is younger. This is self-reported by individuals when asked about their sex at birth. 40.4

78738 is in the Central (GMT -06:00) timezone and does observe daylight saving time. It only has the 512 Area Code providing telephone service.

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