Boundary Atlas

Lexington, Illinois

Lexington is a city in McLean County, Illinois, with 2,090 residents in 2020. It is in Illinois's 16th congressional district. It spans 2 state senate and 2 state house districts.

2,090residents (2020 Census)
2.0 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
McLean County100%

Congressional district

Congressional districtShare of residents
Illinois's 16th congressional district (IL-16)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IL-16)Darin LaHood (R)202-225-6201100%
U.S. SenatorRichard J. Durbin (D)202-224-2152 · contact formstatewide
U.S. SenatorTammy Duckworth (D)202-224-2854 · contact formstatewide
State Senator (State Senate District 53)Chris Balkema (R)815-844-917989%
State Senator (State Senate District 44)Sally Turner (R)217-651-829111%
State Representative (State House District 105)Dennis Tipsword (R)815-844-934489%
State Representative (State House District 88)Regan Deering (R)217-876-196811%

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 5389%
State Senate District 4411%

State house districtShare of residents
State House District 10589%
State House District 8811%

ZIP codes

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

Get this in your AI agent

Your agent can get Lexington'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:1743094")

Lexington 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.