Boundary Atlas

ZIP code 66548: Waterville, KS

ZIP code 66548 is in Waterville (71% of residents), in Marshall County (100%), Riley County (0.3%) and Washington County (<0.1%), Kansas. 29% of its residents live outside city limits. It is in Kansas's 1st congressional district. Its state senate districts are State Senate District 1 (97%), State Senate District 36 (2.6%) and State Senate District 22 (0.3%); its state house districts are State House District 106 (100%) and State House District 64 (0.3%).

926residents (2020 Census)
80.7 sq miland area
1cities and towns
1congressional district
6voting precincts

See it on the mapAll of Kansas

City and county

City or townShare of ZIP residents
Waterville71%

CountyShare of ZIP residents
Marshall County100%
Riley County0.3%
Washington Countyland only

Town or county subdivisionShare of ZIP residents
Waterville township84%
Cottage Hill township13%
Walnut township2.6%
Swede Creek township0.3%
Blue Rapids City townshipland only
Barnes townshipland only

Congressional district

Congressional districtShare of ZIP residents
Kansas's 1st congressional district (KS-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (KS-01)Tracey Mann (R)202-225-2715100%
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 1)Craig Bowser (R)97%
State Senator (State Senate District 36)Elaine Bowers (R)2.6%
State Senator (State Senate District 22)Brad Starnes (R)0.3%
State Representative (State House District 106)Lisa Moser (R)100%
State Representative (State House District 64)Bill Bloom (R)0.3%

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 197%
State Senate District 362.6%
State Senate District 220.3%

State house districtShare of ZIP residents
State House District 106100%
State House District 640.3%

Voting precincts

6 voting precincts overlap ZIP 66548. Map them, with each precinct's share of the ZIP's residents.

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ZIP 66548 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.