Boundary Atlas

Alsip, Illinois

Alsip is a village in Cook County, Illinois, with 19,070 residents in 2020. It spans 2 congressional districts: IL-06 (62%) and IL-01 (38%). It spans 2 state senate and 2 state house districts.

19,070residents (2020 Census)
6.5 sq miland area
1ZIP codes
2congressional districts

County

CountyShare of residents
Cook County100%

Congressional districts

Congressional districtShare of residents
Illinois's 6th congressional district (IL-06)62%
Illinois's 1st congressional district (IL-01)38%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IL-06)Sean Casten (D)202-225-456162%
U.S. Representative (IL-01)Jonathan L. Jackson (D)202-225-437238%
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 18)Bill Cunningham (Democratic)773-445-812887%
State Senator (State Senate District 14)Emil Jones (Democratic)773-995-774813%
State Representative (State House District 35)Mary Gill (Democratic)773-445-812887%
State Representative (State House District 27)Justin Slaughter (Democratic)773-445-970013%

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 1887%
State Senate District 1413%

State house districtShare of residents
State House District 3587%
State House District 2713%

ZIP codes

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

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Your agent can get Alsip'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:1701010")

Alsip 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.