Boundary Atlas

Romeoville, Illinois

Romeoville is a village in Will County, Illinois, with 39,871 residents in 2020. It spans 2 congressional districts: IL-14 (89%) and IL-11 (11%). It spans 2 state senate and 2 state house districts.

39,871residents (2020 Census)
19.4 sq miland area
3ZIP codes
2congressional districts

County

CountyShare of residents
Will County100%

Congressional districts

Congressional districtShare of residents
Illinois's 14th congressional district (IL-14)89%
Illinois's 11th congressional district (IL-11)11%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IL-14)Lauren Underwood (D)202-225-297689%
U.S. Representative (IL-11)Bill Foster (D)202-225-351511%
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 43)Rachel Ventura (Democratic)331-290-044353%
State Senator (State Senate District 49)Meg Loughran Cappel (Democratic)815-267-611947%
State Representative (State House District 85)Dee Avelar (Democratic)815-372-008553%
State Representative (State House District 98)Natalie Manley (Democratic)815-725-274147%

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 4353%
State Senate District 4947%

State house districtShare of residents
State House District 8553%
State House District 9847%

ZIP codes

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

Get this in your AI agent

Your agent can get Romeoville'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:1765442")

Romeoville 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.