| City: | Cedar Park, Texas |
| County: | Williamson County |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 9:50:41 AM |
| Population: | No Population Data |
| Area Code: | 512 |
| Classification: | PO Box |
| Coordinates: | 30.4978, -97.8159 |
| Quick Link: |
ZIP code 78630 isn't a residential neighborhood. It's a post office location on E Whitestone Boulevard in Cedar Park, Texas, part of the Austin metro area. The ZIP has zero population because it exists as a point within the larger 78613 ZIP code.
This facility maintains 971 PO Boxes and serves 766 businesses. Residents and companies throughout Cedar Park rent boxes here instead of (or in addition to) using street delivery at their home addresses in surrounding ZIP codes. The single street address, E Whitestone Boulevard, hosts a commercial complex with unit-based addressing.
Cedar Park has grown rapidly as an Austin suburb. The 78630 post office sits in the Quest Village area near Cedar Park Town Center. Street delivery for Cedar Park homes comes through sibling ZIP codes like 78613. This ZIP exists specifically to manage PO Box operations separately from carrier routes.
The single street address reflects this ZIP's function as a post office facility rather than a residential area.
ZIP Code 78630 supports both business and residential activity. According to the Business Census (2024), there are 33 business establishments, employing about 180 people with an annual payroll of $19,168,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 2,477Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 33Source: CBP |
| 1st Quarter Payroll: | $4,267,000Source: CBP |
| Annual Payroll: | $19,168,000Source: CBP |
| # of Employees: | 180Source: CBP |
ZIP Code 78630 is located in Williamson County, Texas, within the Austin-Round Rock-San Marcos, TX Metropolitan Statistical Area (CBSA 12420) and Texas's 31st Congressional District. This Metro area has a population of 1,716,289 people, about 0.00% of whom live in ZIP Code 78630. 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: | 1,716,289Source: Census |
| MSA: | Austin-San Marcos, TX MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 31Source: USPS |
| Congressional Land Area: | 2154.49 sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 4813552Source: Census |
| Place Name: | Cedar Park city; TexasSource: Census |
We could not locate which school district 78630 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 February 1, 2026.