Boundary Atlas

ZIP code 01841: Lawrence, MA

ZIP code 01841 is in Lawrence, in Essex County, Massachusetts. It is in Massachusetts's 3rd congressional district. Its state senate district is First Essex District; its state house districts are 17th Essex District (51%), 4th Essex District (33%) and 16th Essex District (15%).

53,654residents (2020 Census)
3.0 sq miland area
1cities and towns
1congressional district
16voting precincts

See it on the mapAll of Massachusetts

City and county

City or townShare of ZIP residents
Lawrence100%

CountyShare of ZIP residents
Essex County100%

Town or county subdivisionShare of ZIP residents
Lawrence city100%

Congressional district

Congressional districtShare of ZIP residents
Massachusetts's 3rd congressional district (MA-03)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MA-03)Lori Trahan (D)202-225-3411100%
U.S. SenatorEdward J. Markey (D)202-224-2742 · contact formstatewide
U.S. SenatorElizabeth Warren (D)202-224-4543 · contact formstatewide
State Senator (First Essex District)Pavel Payano (Democratic)100%
State Representative (17th Essex District)Frank Moran (Democratic)51%
State Representative (4th Essex District)Estela Reyes (Democratic)33%
State Representative (16th Essex District)Francisco Paulino (Democratic)15%

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
First Essex District100%

State house districtShare of ZIP residents
17th Essex District51%
4th Essex District33%
16th Essex District15%

Voting precincts

16 voting precincts overlap ZIP 01841. 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:01841")

ZIP 01841 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.