Boundary Atlas

ZIP code 64628: Brookfield, MO

ZIP code 64628 is in Brookfield (74% of residents) and St. Catharine (1.4%), in Linn County (99%) and Chariton County (1.4%), Missouri. 24% of its residents live outside city limits. It is in Missouri's 6th congressional district. Its state senate district is State Senate District 12; its state house districts are State House District 7 (99%) and State House District 48 (1.4%).

5,527residents (2020 Census)
149.6 sq miland area
2cities and towns
1congressional district
13voting precincts

See it on the mapAll of Missouri

City and county

City or townShare of ZIP residents
Brookfield74%
St. Catharine1.4%

CountyShare of ZIP residents
Linn County99%
Chariton County1.4%

Town or county subdivisionShare of ZIP residents
Brookfield township86%
Yellow Creek township6.3%
Jefferson township2.2%
Marceline township1.5%
Locust Creek township1.4%
Yellow Creek township1.2%
Grantsville township1.1%
Baker township0.4%
Cunningham township0.2%

Congressional district

Congressional districtShare of ZIP residents
Missouri's 6th congressional district (MO-06)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MO-06)Sam Graves (R)202-225-7041100%
U.S. SenatorEric Schmitt (R)202-224-5721 · contact formstatewide
U.S. SenatorJosh Hawley (R)202-224-6154 · contact formstatewide
State Senator (State Senate District 12)Rusty Black (R)100%
State Representative (State House District 7)Peggy McGaugh (R)99%
State Representative (State House District 48)Tim Taylor (R)1.4%

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 12100%

State house districtShare of ZIP residents
State House District 799%
State House District 481.4%

Voting precincts

13 voting precincts overlap ZIP 64628. Map them, with each precinct's share of the ZIP's residents.

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ZIP 64628 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.