Boundary Atlas

Decatur, Arkansas

Decatur is a city in Benton County, Arkansas, with 1,773 residents in 2020. It is in Arkansas's 3rd congressional district. Its state senate district is State Senate District 35; its state house district is State House District 12.

1,773residents (2020 Census)
4.8 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Benton County100%

Congressional district

Congressional districtShare of residents
Arkansas's 3rd congressional district (AR-03)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (AR-03)Steve Womack (R)202-225-4301100%
U.S. SenatorJohn Boozman (R)202-224-4843 · contact formstatewide
U.S. SenatorTom Cotton (R)202-224-2353 · contact formstatewide
State Senator (State Senate District 35)Tyler Dees (R)501-682-6107100%
State Representative (State House District 12)Hope Duke (R)479-787-5628100%

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 35100%

State house districtShare of residents
State House District 12100%

ZIP codes

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

Get this in your AI agent

Your agent can get Decatur'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:0517740")

Decatur 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.