Mountain Lakes, New Jersey
Mountain Lakes is a borough in Morris County, New Jersey, with 4,472 residents in 2020. It is in New Jersey's 11th congressional district. Its state senate district is State Senate District 26; its state house district is Assembly District 26.
County
| County | Share of residents |
|---|---|
| Morris County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| New Jersey's 11th congressional district (NJ-11) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (NJ-11) | Analilia Mejia (D) | 202-225-5034 | 100% |
| U.S. Senator | Andy Kim (D) | 202-224-4744 | statewide |
| U.S. Senator | Cory A. Booker (D) | 202-224-3224 · contact form | statewide |
| State Senator (State Senate District 26) | Joe Pennacchio (R) | 973-227-4012 | 100% |
| Assembly Member (Assembly District 26) | Brian Bergen (R) | 973-539-8113 | 100% |
| Assembly Member (Assembly District 26) | Jay Webber (R) | 973-917-3420 | 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
- Mountain Lakes laws: search for the Mountain Lakes, New Jersey code of ordinances
- Morris County laws: search for the Morris County, New Jersey code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 26 | 100% |
| State house district | Share of residents |
|---|---|
| Assembly District 26 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Mountain Lakes: the share of that ZIP's residents living in it.
- 07046 (99%)
Get this in your AI agent
Your agent can get Mountain Lakes'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:3448480")
Mountain Lakes 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.