Rancho Santa Margarita, California
Rancho Santa Margarita is a city in Orange County, California, with 47,949 residents in 2020. It is in California's 40th congressional district. Its state senate district is State Senate District 38; its state house district is Assembly District 71.
County
| County | Share of residents |
|---|---|
| Orange County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| California's 40th congressional district (CA-40) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (CA-40) | Young Kim (R) | 202-225-4111 | 100% |
| U.S. Senator | Adam B. Schiff (D) | 202-224-3841 | statewide |
| U.S. Senator | Alex Padilla (D) | 202-224-3553 · contact form | statewide |
| State Senator (State Senate District 38) | Catherine Blakespear (Democratic) | 949-598-5850 | 100% |
| Assembly Member (Assembly District 71) | Kate Sanchez (R) | 951-696-0002 | 100% |
Elected in 2024 under CA'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
- Rancho Santa Margarita website: http://www.cityofrsm.org
- Rancho Santa Margarita laws: search for the Rancho Santa Margarita, California code of ordinances
- Orange County website: https://ocgov.com/
- Orange County laws: search for the Orange County, California code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 38 | 100% |
| State house district | Share of residents |
|---|---|
| Assembly District 71 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Rancho Santa Margarita: the share of that ZIP's residents living in it.
Get this in your AI agent
Your agent can get Rancho Santa Margarita'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:0659587")
Rancho Santa Margarita 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.