Monrovia, Maryland
Monrovia is a Census-designated place (an unincorporated community) in Frederick County, Maryland, with 2,702 residents in 2020. It is in Maryland's 6th congressional district. Its state senate district is State Senate District 4; its state house district is State Legislative District 4.
County
| County | Share of residents |
|---|---|
| Frederick County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| Maryland's 6th congressional district (MD-06) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (MD-06) | April McClain Delaney (D) | 202-225-2721 | 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 |
| State Senator (State Senate District 4) | Bill Folden (R) | 100% | |
| Delegate (State Legislative District 4) | April Miller (R) | 100% | |
| Delegate (State Legislative District 4) | Barrie Ciliberti (R) | 100% | |
| Delegate (State Legislative District 4) | Jesse Pippy (R) | 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
- Monrovia laws: search for the Monrovia, Maryland code of ordinances
- Frederick County website: http://FrederickCountyMD.gov/
- Frederick County laws: search for the Frederick County, Maryland code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 4 | 100% |
| State house district | Share of residents |
|---|---|
| State Legislative District 4 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Monrovia: the share of that ZIP's residents living in it.
- 21770 (36%)
Get this in your AI agent
Your agent can get Monrovia'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:2453100")
Monrovia here is the Census Bureau's place boundary as of January 1, 2025 (a Census-designated place, which has no municipal government). Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.