Boundary Atlas

ZIP code 21093: Mays Chapel, MD

ZIP code 21093 is in Mays Chapel (40% of residents), Timonium (27%), Lutherville (18%), Cockeysville (4.1%) and Hampton (2.4%), in Baltimore County, Maryland. 8.2% of its residents live outside city limits. It is in Maryland's 2nd congressional district. Its state senate districts are State Senate District 11 (58%) and State Senate District 42 (42%); its state house districts are State Legislative Subdistrict 11B (58%), State Legislative Subdistrict 42B (40%) and State Legislative Subdistrict 42A (1.6%).

38,677residents (2020 Census)
20.2 sq miland area
7cities and towns
1congressional district
22voting precincts

See it on the mapAll of Maryland

City and county

City or townShare of ZIP residents
Mays Chapel40%
Timonium27%
Lutherville18%
Cockeysville4.1%
Hampton2.4%
Pikesville0.8%
Towson0.2%

CountyShare of ZIP residents
Baltimore County100%

Town or county subdivisionShare of ZIP residents
District 890%
District 98.3%
District 31.6%

Congressional district

Congressional districtShare of ZIP residents
Maryland's 2nd congressional district (MD-02)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MD-02)Johnny Olszewski, Jr. (D)202-225-3061100%
U.S. SenatorAngela D. Alsobrooks (D)202-224-4524 · contact formstatewide
U.S. SenatorChris Van Hollen (D)202-224-4654 · contact formstatewide
State Senator (State Senate District 11)Shelly Hettleman (Democratic)58%
State Senator (State Senate District 42)Chris West (R)42%
Delegate (State Legislative Subdistrict 11B)Dana Stein (Democratic)58%
Delegate (State Legislative Subdistrict 11B)Jon Cardin (Democratic)58%
Delegate (State Legislative Subdistrict 42B)Michele Guyton (Democratic)40%
Delegate (State Legislative Subdistrict 42A)Alex Harlan (R)1.6%

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 1158%
State Senate District 4242%

State house districtShare of ZIP residents
State Legislative Subdistrict 11B58%
State Legislative Subdistrict 42B40%
State Legislative Subdistrict 42A1.6%

Voting precincts

22 voting precincts overlap ZIP 21093. Map them, with each precinct's share of the ZIP's residents.

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ZIP 21093 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.