River Grove, Illinois
River Grove is a village in Cook County, Illinois, with 10,612 residents in 2020. It spans 2 congressional districts: IL-03 (63%) and IL-04 (37%). It spans 2 state senate and 2 state house districts.
County
| County | Share of residents |
|---|---|
| Cook County | 100% |
Congressional districts
| Congressional district | Share of residents |
|---|---|
| Illinois's 3rd congressional district (IL-03) | 63% |
| Illinois's 4th congressional district (IL-04) | 37% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (IL-03) | Delia C. Ramirez (D) | 202-225-5701 | 63% |
| U.S. Representative (IL-04) | Jesús G. "Chuy" García (D) | 202-225-8203 | 37% |
| U.S. Senator | Richard J. Durbin (D) | 202-224-2152 · contact form | statewide |
| U.S. Senator | Tammy Duckworth (D) | 202-224-2854 · contact form | statewide |
| State Senator (State Senate District 39) | Don Harmon (Democratic) | 708-848-2002 | 72% |
| State Senator (State Senate District 10) | Rob Martwick (Democratic) | 773-286-1115 | 28% |
| State Representative (State House District 77) | Norma Hernandez (Democratic) | 708-365-8498 | 72% |
| State Representative (State House District 20) | Brad Stephens (R) | 773-444-0611 | 28% |
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
- River Grove laws: search for the River Grove, Illinois code of ordinances
- Cook County website: https://www.cookcountyil.gov/
- Cook County laws: search for the Cook County, Illinois code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 39 | 72% |
| State Senate District 10 | 28% |
| State house district | Share of residents |
|---|---|
| State House District 77 | 72% |
| State House District 20 | 28% |
ZIP codes
Percentages mark ZIPs only partly in River Grove: the share of that ZIP's residents living in it.
Get this in your AI agent
Your agent can get River 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:1764343")
River 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.