Boundary Atlas

Urban Honolulu, Hawaii

Urban Honolulu is a Census-designated place (an unincorporated community) in Honolulu County, Hawaii, with 350,964 residents in 2020. It is in Hawaii's 1st congressional district. It spans 7 state senate and 14 state house districts.

350,964residents (2020 Census)
60.6 sq miland area
14ZIP 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

Plus 21 state legislators across 21 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

State legislative districts

State senate districtShare of residents
State Senate District 1416%
State Senate District 1216%
State Senate District 1316%
State Senate District 1116%
State Senate District 1016%
State Senate District 1514%
State Senate District 96.8%

State house districtShare of residents
State House District 318.1%
State House District 248.1%
State House District 258.0%
State House District 267.9%
State House District 297.9%
State House District 277.8%
State House District 287.8%
State House District 227.8%
State House District 217.8%
State House District 207.7%
State House District 237.7%
State House District 307.6%
State House District 324.8%
State House District 190.9%

ZIP codes

Percentages mark ZIPs only partly in Urban Honolulu: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Urban Honolulu'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:1571550")

Urban Honolulu 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.