Boundary Atlas

ZIP code 78730: Austin, TX

ZIP code 78730 is in Austin (98% of residents), in Travis County, Texas. It is in Texas's 10th congressional district. Its state senate districts are State Senate District 14 (64%) and State Senate District 25 (36%); its state house district is State House District 47.

9,403residents (2020 Census)
15.1 sq miland area
1cities and towns
1congressional district
6voting precincts

See it on the mapAll of Texas

City and county

City or townShare of ZIP residents
Austin98%

CountyShare of ZIP residents
Travis County100%

Town or county subdivisionShare of ZIP residents
Northwest Travis CCD100%

Congressional district

Congressional districtShare of ZIP residents
Texas's 10th congressional district (TX-10)100%

Elected officials

OfficeMemberContactShare of residents
MayorKirk Watson512-978-210098%
U.S. Representative (TX-10)Michael T. McCaul (R)202-225-2401100%
U.S. SenatorJohn Cornyn (R)202-224-2934 · contact formstatewide
U.S. SenatorTed Cruz (R)202-224-5922 · contact formstatewide
State Senator (State Senate District 14)Sarah Eckhardt (Democratic)64%
State Senator (State Senate District 25)Donna Campbell (R)830-626-006536%
State Representative (State House District 47)Vikki Goodwin (Democratic)100%

Elected in 2024 under TX's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).

Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1464%
State Senate District 2536%

State house districtShare of ZIP residents
State House District 47100%

Voting precincts

6 voting precincts overlap ZIP 78730. Map them, with each precinct's share of the ZIP's residents.

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ZIP 78730 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.