Boundary Atlas

Simpson, Louisiana

Simpson is a village in Vernon Parish, Louisiana, with 585 residents in 2020. It is in Louisiana's 4th congressional district. Its state senate district is State Senate District 30; its state house district is State House District 24.

585residents (2020 Census)
8.1 sq miland area
2ZIP codes
1congressional district

County

CountyShare of residents
Vernon Parish100%

Congressional district

Congressional districtShare of residents
Louisiana's 4th congressional district (LA-04)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (LA-04)Mike Johnson (R)202-225-2777100%
U.S. SenatorBill Cassidy (R)202-224-5824 · contact formstatewide
U.S. SenatorJohn Kennedy (R)202-224-4623 · contact formstatewide
State Senator (State Senate District 30)Mike Reese (R)100%
State Representative (State House District 24)Rodney Schamerhorn (R)100%

Elected in 2024 under LA'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 30100%

State house districtShare of residents
State House District 24100%

ZIP codes

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

Get this in your AI agent

Your agent can get Simpson's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

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Simpson 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.