Round Mountain, Texas
Round Mountain is a town in Blanco County, Texas, with 101 residents in 2020. It is in Texas's 21st congressional district. Its state senate district is State Senate District 25; its state house district is State House District 19.
County
| County | Share of residents |
|---|---|
| Blanco County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| Texas's 21st congressional district (TX-21) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (TX-21) | Chip Roy (R) | 202-225-4236 | 100% |
| U.S. Senator | John Cornyn (R) | 202-224-2934 · contact form | statewide |
| U.S. Senator | Ted Cruz (R) | 202-224-5922 · contact form | statewide |
| State Senator (State Senate District 25) | Donna Campbell (R) | 830-626-0065 | 100% |
| State Representative (State House District 19) | Ellen Troxclair (R) | 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: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).
Local government
- Round Mountain laws: search for the Round Mountain, Texas code of ordinances
- Blanco County website: https://www.co.blanco.tx.us/
- Blanco County laws: search for the Blanco County, Texas code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 25 | 100% |
| State house district | Share of residents |
|---|---|
| State House District 19 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Round Mountain: the share of that ZIP's residents living in it.
Get this in your AI agent
Your agent can get Round Mountain'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:4863476")
Round Mountain 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.