Boundary Atlas

Kansas City, Missouri

Kansas City is a city in Jackson County (62% of residents), Clay County (27%) and Platte County (10%), Missouri, with 508,090 residents in 2020. It spans 2 congressional districts: MO-05 (84%) and MO-06 (16%). It spans 5 state senate and 21 state house districts.

508,090residents (2020 Census)
314.5 sq miland area
55ZIP codes
2congressional districts

County

CountyShare of residents
Jackson County62%
Clay County27%
Platte County10%

Congressional districts

Congressional districtShare of residents
Missouri's 5th congressional district (MO-05)84%
Missouri's 6th congressional district (MO-06)16%

Elected officials

OfficeMemberContactShare of residents
MayorQuinton Lucas816-513-3600citywide
U.S. Representative (MO-05)Emanuel Cleaver (D)202-225-453584%
U.S. Representative (MO-06)Sam Graves (R)202-225-704116%
U.S. SenatorEric Schmitt (R)202-224-5721 · contact formstatewide
U.S. SenatorJosh Hawley (R)202-224-6154 · contact formstatewide

Plus 26 state legislators across 26 districts. Look up an address for the exact ones.

Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); 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 930%
State Senate District 730%
State Senate District 1727%
State Senate District 3410%
State Senate District 113.1%

State house districtShare of residents
State House District 377.4%
State House District 167.3%
State House District 257.3%
State House District 247.3%
State House District 267.3%
State House District 237.2%
State House District 277.2%
State House District 197.1%
State House District 176.7%
State House District 146.3%
State House District 186.3%
State House District 224.9%
State House District 123.0%
State House District 352.9%
State House District 362.2%
State House District 392.1%
State House District 152.1%
State House District 281.4%
State House District 381.4%
State House District 81.3%
State House District 131.1%

ZIP codes

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

Get this in your AI agent

Your agent can get Kansas City'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:2938000")

Kansas City 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.