Boundary Atlas

Annapolis, Maryland

Annapolis is a city in Anne Arundel County, Maryland, with 40,812 residents in 2020. It is in Maryland's 3rd congressional district. Its state senate district is State Senate District 30; its state house district is State Legislative Subdistrict 30A.

40,812residents (2020 Census)
7.2 sq miland area
3ZIP codes
1congressional district

County

CountyShare of residents
Anne Arundel County100%

Congressional district

Congressional districtShare of residents
Maryland's 3rd congressional district (MD-03)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MD-03)Sarah Elfreth (D)202-225-4016100%
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 30)Shaneka Henson (Democratic)100%
Delegate (State Legislative Subdistrict 30A)Dana Jones (Democratic)100%
Delegate (State Legislative Subdistrict 30A)Dylan Behler (Democratic)100%

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 residents
State Senate District 30100%

State house districtShare of residents
State Legislative Subdistrict 30A100%

ZIP codes

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

Get this in your AI agent

Your agent can get Annapolis'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:2401600")

Annapolis 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.