Boundary Atlas

Long Grove, Illinois

Long Grove is a village in Lake County, Illinois, with 8,366 residents in 2020. It spans 3 congressional districts: IL-09 (42%), IL-05 (41%) and IL-10 (18%). It spans 2 state house districts. Its state senate district is State Senate District 26.

8,366residents (2020 Census)
12.4 sq miland area
2ZIP codes
3congressional districts

County

CountyShare of residents
Lake County100%

Congressional districts

Congressional districtShare of residents
Illinois's 9th congressional district (IL-09)42%
Illinois's 5th congressional district (IL-05)41%
Illinois's 10th congressional district (IL-10)18%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IL-09)Janice D. Schakowsky (D)202-225-211142%
U.S. Representative (IL-05)Mike Quigley (D)202-225-406141%
U.S. Representative (IL-10)Bradley Scott Schneider (D)202-225-483518%
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 26)Darby Hills (R)224-662-4544100%
State Representative (State House District 51)Nabeela Syed (Democratic)773-916-655386%
State Representative (State House District 52)Marty McLaughlin (R)224-634-830014%

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 26100%

State house districtShare of residents
State House District 5186%
State House District 5214%

ZIP codes

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

Get this in your AI agent

Your agent can get Long Grove'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:1744524")

Long Grove 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.