Boundary Atlas

ZIP code 66441: Junction City, KS

ZIP code 66441 is in Junction City (87% of residents) and Grandview Plaza (6.4%), in Geary County (100%), Dickinson County (0.4%) and Riley County (<0.1%), Kansas. 6.6% of its residents live outside city limits. It is in Kansas's 2nd congressional district (100%) and Kansas's 1st congressional district (0.4%). Its state senate districts are State Senate District 17 (100%) and State Senate District 24 (0.4%); its state house districts are State House District 65 (66%), State House District 68 (34%), State House District 64 (0.3%) and State House District 70 (<0.1%).

26,381residents (2020 Census)
231.8 sq miland area
2cities and towns
2congressional districts
46voting precincts

See it on the mapAll of Kansas

City and county

City or townShare of ZIP residents
Junction City87%
Grandview Plaza6.4%

CountyShare of ZIP residents
Geary County100%
Dickinson County0.4%
Riley Countyland only

Town or county subdivisionShare of ZIP residents
Junction City city87%
Jefferson township8.0%
Smoky Hill township2.7%
Lyon township0.9%
Blakely township0.4%
Wingfield township0.4%
Fragrant Hill township0.3%
Liberty township0.2%
Liberty township<0.1%
Ogden townshipland only

Congressional districts

Congressional districtShare of ZIP residents
Kansas's 2nd congressional district (KS-02)100%
Kansas's 1st congressional district (KS-01)0.4%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (KS-02)Derek Schmidt (R)202-225-6601100%
U.S. Representative (KS-01)Tracey Mann (R)202-225-27150.4%
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 17)Mike Argabright (R)100%
State Senator (State Senate District 24)Scott Hill (R)0.4%
State Senator (State Senate District 22)Brad Starnes (R)<0.1%
State Representative (State House District 65)Shawn Chauncey (R)66%
State Representative (State House District 68)Nate Butler (R)34%
State Representative (State House District 64)Bill Bloom (R)0.3%
State Representative (State House District 70)Greg Wilson (R)<0.1%

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 17100%
State Senate District 240.4%
State Senate District 22land only

State house districtShare of ZIP residents
State House District 6566%
State House District 6834%
State House District 640.3%
State House District 70<0.1%

Voting precincts

46 voting precincts overlap ZIP 66441. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:66441")

ZIP 66441 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.