ZIP code 21128: Honeygo, MD
ZIP code 21128 is in Honeygo (63% of residents), White Marsh (29%) and Perry Hall (8.2%), in Baltimore County, Maryland. It is in Maryland's 1st congressional district (84%) and Maryland's 2nd congressional district (16%). Its state senate districts are State Senate District 7 (90%) and State Senate District 8 (9.9%); its state house districts are State Legislative Subdistrict 7A (90%) and State Legislative District 8 (9.9%).
See it on the mapAll of Maryland
City and county
| City or town | Share of ZIP residents |
|---|---|
| Honeygo | 63% |
| White Marsh | 29% |
| Perry Hall | 8.2% |
| County | Share of ZIP residents |
|---|---|
| Baltimore County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| District 11 | 100% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Maryland's 1st congressional district (MD-01) | 84% |
| Maryland's 2nd congressional district (MD-02) | 16% |
This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (MD-01) | Andy Harris (R) | 202-225-5311 | 84% |
| U.S. Representative (MD-02) | Johnny Olszewski, Jr. (D) | 202-225-3061 | 16% |
| 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 |
| State Senator (State Senate District 7) | J.B. Jennings (R) | 410-870-5848 | 90% |
| State Senator (State Senate District 8) | Carl Jackson (Democratic) | 9.9% | |
| Delegate (State Legislative Subdistrict 7A) | Kathy Szeliga (R) | 90% | |
| Delegate (State Legislative Subdistrict 7A) | Ryan Nawrocki (R) | 90% | |
| Delegate (State Legislative District 8) | Harry Bhandari (Democratic) | 410-841-3526 | 9.9% |
| Delegate (State Legislative District 8) | Kim Ross (Democratic) | 9.9% | |
| Delegate (State Legislative District 8) | Nick Allen (Democratic) | 9.9% |
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
- Honeygo laws: search for the Honeygo, Maryland code of ordinances
- White Marsh laws: search for the White Marsh, Maryland code of ordinances
- Perry Hall laws: search for the Perry Hall, Maryland code of ordinances
- Baltimore County website: https://www.baltimorecountymd.gov/
- Baltimore County laws: search for the Baltimore County, Maryland code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 7 | 90% |
| State Senate District 8 | 9.9% |
| State house district | Share of ZIP residents |
|---|---|
| State Legislative Subdistrict 7A | 90% |
| State Legislative District 8 | 9.9% |
Voting precincts
8 voting precincts overlap ZIP 21128. 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:21128")
ZIP 21128 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.