Boundary Atlas

ZIP code 67030: Colwich, KS

ZIP code 67030 is in Colwich (53% of residents) and St. Marks (4.5%), in Sedgwick County, Kansas. 43% of its residents live outside city limits. It is in Kansas's 4th congressional district. Its state senate districts are State Senate District 26 (99%) and State Senate District 31 (1.3%); its state house districts are State House District 90 (84%), State House District 101 (12%) and State House District 94 (3.3%).

2,756residents (2020 Census)
40.7 sq miland area
2cities and towns
1congressional district
6voting precincts

See it on the mapAll of Kansas

City and county

City or townShare of ZIP residents
Colwich53%
St. Marks4.5%

CountyShare of ZIP residents
Sedgwick County100%

Town or county subdivisionShare of ZIP residents
Union township83%
Attica township14%
Eagle township1.3%
Garden Plain township1.0%
Sherman township0.6%

Congressional district

Congressional districtShare of ZIP residents
Kansas's 4th congressional district (KS-04)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (KS-04)Ron Estes (R)202-225-6216100%
U.S. SenatorJerry Moran (R)202-224-6521 · contact formstatewide
U.S. SenatorRoger Marshall (R)202-224-4774 · contact formstatewide
State Senator (State Senate District 26)Chase Blasi (R)99%
State Senator (State Senate District 31)Stephen Owens (R)1.3%
State Representative (State House District 90)Steve Huebert (R)84%
State Representative (State House District 101)Joe Seiwert (R)12%
State Representative (State House District 94)Leo Delperdang (R)3.3%

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 2699%
State Senate District 311.3%

State house districtShare of ZIP residents
State House District 9084%
State House District 10112%
State House District 943.3%

Voting precincts

6 voting precincts overlap ZIP 67030. Map them, with each precinct's share of the ZIP's residents.

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ZIP 67030 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.