Boundary Atlas

Bel Air, Maryland

Bel Air is a town in Harford County, Maryland, with 10,697 residents in 2020. It is in Maryland's 1st congressional district. It spans 3 state senate and 3 state house districts.

10,697residents (2020 Census)
3.0 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Harford County100%

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
MayorPaula S. Etting410-638-4550citywide
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 34)Mary-Dulany James (Democratic)98%
State Senator (State Senate District 35)Jason Gallion (R)1.2%
State Senator (State Senate District 7)J.B. Jennings (R)410-870-58480.3%
Delegate (State Legislative Subdistrict 34B)Susan McComas (R)98%
Delegate (State Legislative Subdistrict 35A)Mike Griffith (R)1.2%
Delegate (State Legislative Subdistrict 35A)Teresa Reilly (R)1.2%
Delegate (State Legislative Subdistrict 7B)Lauren Arikan (R)0.3%

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
State Senate District 3498%
State Senate District 351.2%
State Senate District 70.3%

State house districtShare of residents
State Legislative Subdistrict 34B98%
State Legislative Subdistrict 35A1.2%
State Legislative Subdistrict 7B0.3%

ZIP codes

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

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Your agent can get Bel Air'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:2405550")

Bel Air 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.