Boundary Atlas

West Loch Estate, Hawaii

West Loch Estate is a Census-designated place (an unincorporated community) in Honolulu County, Hawaii, with 5,523 residents in 2020. It is in Hawaii's 1st congressional district. It spans 2 state senate and 2 state house districts.

5,523residents (2020 Census)
0.7 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Honolulu County100%

Congressional district

Congressional districtShare of residents
Hawaii's 1st congressional district (HI-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (HI-01)Ed Case (D)202-225-2726100%
U.S. SenatorBrian Schatz (D)202-224-3934 · contact formstatewide
U.S. SenatorMazie K. Hirono (D)202-224-6361 · contact formstatewide
State Senator (State Senate District 20)Kurt Fevella (R)58%
State Senator (State Senate District 19)Rachele Lamosao (Democratic)42%
State Representative (State House District 39)Elijah Pierick (R)66%
State Representative (State House District 40)Julie Reyes Oda (R)34%

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 2058%
State Senate District 1942%

State house districtShare of residents
State House District 3966%
State House District 4034%

ZIP codes

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

Get this in your AI agent

Your agent can get West Loch Estate'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:1580470")

West Loch Estate 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.