Boundary Atlas

Malden, Massachusetts

Malden is a city in Middlesex County, Massachusetts, with 66,263 residents in 2020. It is in Massachusetts's 5th congressional district. It spans 3 state house districts. Its state senate district is Fifth Middlesex District.

66,263residents (2020 Census)
5.0 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Middlesex County100%

Congressional district

Congressional districtShare of residents
Massachusetts's 5th congressional district (MA-05)100%

Elected officials

OfficeMemberContactShare of residents
MayorGary Christenson781-397-7000citywide
U.S. Representative (MA-05)Katherine M. Clark (D)202-225-2836100%
U.S. SenatorEdward J. Markey (D)202-224-2742 · contact formstatewide
U.S. SenatorElizabeth Warren (D)202-224-4543 · contact formstatewide
State Senator (Fifth Middlesex District)Jason Lewis (Democratic)100%
State Representative (33rd Middlesex District)Steve Ultrino (Democratic)69%
State Representative (35th Middlesex District)Paul Donato (Democratic)781-395-168325%
State Representative (32nd Middlesex District)Kate Lipper-Garabedian (Democratic)6.0%

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
Fifth Middlesex District100%

State house districtShare of residents
33rd Middlesex District69%
35th Middlesex District25%
32nd Middlesex District6.0%

ZIP codes

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

Get this in your AI agent

Your agent can get Malden'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:2537875")

Malden 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.