Boundary Atlas

ZIP code 21085: Joppatowne, MD

ZIP code 21085 is in Joppatowne (78% of residents), Edgewood (3.1%) and Pleasant Hills (3.0%), in Harford County (100%) and Baltimore County (0.2%), Maryland. 16% of its residents live outside city limits. It is in Maryland's 1st congressional district. Its state senate districts are State Senate District 7 (66%) and State Senate District 34 (34%); its state house districts are State Legislative Subdistrict 7B (66%), State Legislative Subdistrict 34A (34%) and State Legislative Subdistrict 7A (0.2%).

17,142residents (2020 Census)
19.0 sq miland area
3cities and towns
1congressional district
9voting precincts

See it on the mapAll of Maryland

City and county

City or townShare of ZIP residents
Joppatowne78%
Edgewood3.1%
Pleasant Hills3.0%

CountyShare of ZIP residents
Harford County100%
Baltimore County0.2%

Town or county subdivisionShare of ZIP residents
District 1, Abingdon93%
District 3, Bel Air6.8%
District 110.2%

Congressional district

Congressional districtShare of ZIP residents
Maryland's 1st congressional district (MD-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MD-01)Andy Harris (R)202-225-5311100%
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 7)J.B. Jennings (R)410-870-584866%
State Senator (State Senate District 34)Mary-Dulany James (Democratic)34%
Delegate (State Legislative Subdistrict 7B)Lauren Arikan (R)66%
Delegate (State Legislative Subdistrict 34A)Andre Johnson (Democratic)34%
Delegate (State Legislative Subdistrict 34A)Steve Johnson (Democratic)34%
Delegate (State Legislative Subdistrict 7A)Kathy Szeliga (R)0.2%
Delegate (State Legislative Subdistrict 7A)Ryan Nawrocki (R)0.2%

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 766%
State Senate District 3434%

State house districtShare of ZIP residents
State Legislative Subdistrict 7B66%
State Legislative Subdistrict 34A34%
State Legislative Subdistrict 7A0.2%

Voting precincts

9 voting precincts overlap ZIP 21085. Map them, with each precinct's share of the ZIP's residents.

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ZIP 21085 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.