| City: | Round Rock, Texas |
| County: | Williamson County |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 9:25:26 PM |
| Population: | No Population Data |
| Area Code: | 512 |
| Classification: | PO Box |
| Coordinates: | 30.5102, -97.7067 |
| Quick Link: |
ZIP Code 78683 supports both business and residential activity. According to the Business Census (2024), there are 27 business establishments, employing about 267 people with an annual payroll of $9,243,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 956Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 27Source: CBP |
| 1st Quarter Payroll: | $2,361,000Source: CBP |
| Annual Payroll: | $9,243,000Source: CBP |
| # of Employees: | 267Source: CBP |
ZIP Code 78683 is located in Williamson County, Texas, within the Austin-Round Rock-San Marcos, TX Metropolitan Statistical Area (CBSA 12420) and Texas's 17th Congressional District. This Metro area has a population of 2,357,497 people, about 0.00% of whom live in ZIP Code 78683. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Austin-Round Rock-San Marcos, TXSource: Census |
| CBSA Number: | 12420Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 2,357,497Source: Census |
| MSA: | Austin-San Marcos, TX MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 17Source: USPS |
| Congressional Land Area: | 7651.16 sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 4863500Source: Census |
| Place Name: | Round Rock city; TexasSource: Census |
We could not locate which school district 78683 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.
Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on January 1, 2026.