Riley, Illinois
Riley is a Census-designated place (an unincorporated community) in McHenry County, Illinois, with 10 residents in 2020. It is in Illinois's 11th congressional district. Its state senate district is State Senate District 35; its state house district is State House District 69.
County
| County | Share of residents |
|---|---|
| McHenry County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| Illinois's 11th congressional district (IL-11) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (IL-11) | Bill Foster (D) | 202-225-3515 | 100% |
| 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 35) | Dave Syverson (R) | 815-987-7555 | 100% |
| State Representative (State House District 69) | Joe Sosnowski (R) | 815-547-3436 | 100% |
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
- Riley laws: search for the Riley, Illinois code of ordinances
- McHenry County website: http://www.co.mchenry.il.us
- McHenry County laws: search for the McHenry County, Illinois code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 35 | 100% |
| State house district | Share of residents |
|---|---|
| State House District 69 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Riley: the share of that ZIP's residents living in it.
- 60152 (<0.1%)
Get this in your AI agent
Your agent can get Riley'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:1764094")
Riley here is the Census Bureau's place boundary as of January 1, 2025 (a Census-designated place, which has no municipal government). Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.