Boundary Atlas

Kirby, Texas

Kirby is a city in Bexar County, Texas, with 8,142 residents in 2020. It is in Texas's 20th congressional district. It spans 2 state senate districts. Its state house district is State House District 120.

8,142residents (2020 Census)
2.0 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Bexar County100%

Congressional district

Congressional districtShare of residents
Texas's 20th congressional district (TX-20)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (TX-20)Joaquin Castro (D)202-225-3236100%
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 19)Roland Gutierrez (Democratic)830-278-123499%
State Senator (State Senate District 26)José Menéndez (Democratic)210-733-66041.0%
State Representative (State House District 120)Barbara Gervin-Hawkins (Democratic)210-822-2534100%

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: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 1999%
State Senate District 261.0%

State house districtShare of residents
State House District 120100%

ZIP codes

Percentages mark ZIPs only partly in Kirby: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Kirby's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:4839448")

Kirby here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.