Boundary Atlas

ZIP code 61072: Rockton, IL

ZIP code 61072 is in Rockton (70% of residents) and South Beloit (1.7%), in Winnebago County, Illinois. 28% of its residents live outside city limits. It is in Illinois's 16th congressional district. Its state senate district is State Senate District 45; its state house district is State House District 90.

11,259residents (2020 Census)
52.3 sq miland area
2cities and towns
1congressional district
13voting precincts

See it on the mapAll of Illinois

City and county

City or townShare of ZIP residents
Rockton70%
South Beloit1.7%

CountyShare of ZIP residents
Winnebago County100%

Town or county subdivisionShare of ZIP residents
Rockton township73%
Roscoe township18%
Shirland township6.1%
Harrison township2.4%
Owen township0.5%

Congressional district

Congressional districtShare of ZIP residents
Illinois's 16th congressional district (IL-16)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IL-16)Darin LaHood (R)202-225-6201100%
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 45)Andrew Chesney (R)815-232-0774100%
State Representative (State House District 90)John Cabello (R)815-974-0090100%

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 ZIP residents
State Senate District 45100%

State house districtShare of ZIP residents
State House District 90100%

Voting precincts

13 voting precincts overlap ZIP 61072. Map them, with each precinct's share of the ZIP's residents.

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ZIP 61072 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.