ZIP code 21227: Arbutus, MD
ZIP code 21227 is in Arbutus (51% of residents), Lansdowne (25%), Baltimore Highlands (22%) and Baltimore (2.1%), in Baltimore County (98%) and Baltimore city (2.1%), Maryland. It is in Maryland's 7th congressional district. Its state senate districts are State Senate District 44 (92%), State Senate District 10 (5.8%), State Senate District 41 (1.5%), State Senate District 40 (0.4%) and State Senate District 46 (0.2%); its state house districts are State Legislative Subdistrict 44A (56%), State Legislative Subdistrict 44B (36%), State Legislative District 10 (5.8%), State Legislative District 41 (1.5%), State Legislative District 40 (0.4%) and State Legislative District 46 (0.2%).
See it on the mapAll of Maryland
City and county
| City or town | Share of ZIP residents |
|---|---|
| Arbutus | 51% |
| Lansdowne | 25% |
| Baltimore Highlands | 22% |
| Baltimore | 2.1% |
| Catonsville | 0.2% |
| County | Share of ZIP residents |
|---|---|
| Baltimore County | 98% |
| Baltimore city | 2.1% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| District 13 | 98% |
| Baltimore city | 2.1% |
| District 1 | 0.2% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Maryland's 7th congressional district (MD-07) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (MD-07) | Kweisi Mfume (D) | 202-225-4741 | 100% |
| U.S. Senator | Angela D. Alsobrooks (D) | 202-224-4524 · contact form | statewide |
| U.S. Senator | Chris Van Hollen (D) | 202-224-4654 · contact form | statewide |
Plus 20 state legislators across 11 districts. Look up an address for the exact ones.
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
- Arbutus laws: search for the Arbutus, Maryland code of ordinances
- Lansdowne laws: search for the Lansdowne, Maryland code of ordinances
- Baltimore Highlands laws: search for the Baltimore Highlands, Maryland code of ordinances
- Baltimore County website: https://www.baltimorecountymd.gov/
- Baltimore County laws: search for the Baltimore County, Maryland code of ordinances
- Baltimore city website: https://www.baltimorecity.gov/
- Baltimore city laws: search for the Baltimore city, Maryland code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 44 | 92% |
| State Senate District 10 | 5.8% |
| State Senate District 41 | 1.5% |
| State Senate District 40 | 0.4% |
| State Senate District 46 | 0.2% |
| State house district | Share of ZIP residents |
|---|---|
| State Legislative Subdistrict 44A | 56% |
| State Legislative Subdistrict 44B | 36% |
| State Legislative District 10 | 5.8% |
| State Legislative District 41 | 1.5% |
| State Legislative District 40 | 0.4% |
| State Legislative District 46 | 0.2% |
Voting precincts
14 voting precincts overlap ZIP 21227. 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:21227")
ZIP 21227 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.