Hawaii House of Representatives seat · lines in effect since 2022
Hawaii House District 42
A district of about 21,000 people, 46% Asian, 23% of adults with a bachelor's degree. It votes R+3.2 relative to the nation for president.
Where it sits among all 51 seats
Every Hawaii House of Representatives seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2022 | 2024 | 2026 | |
|---|---|---|---|
| U.S. Senate | No race | D+14.6 | No race |
| Hawaii House of Representatives | R+5.7 | R+13.7 | R+2.3 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: Hawaii Office of ElectionsUpdated Nov 7, 2026, 3:01 PM ET
Who lives here, compared
Grey bars show the spread of all 51 seats. Small marks are other seats in Hawaii. The black marker is District 42.
Lower than 92% of seats.
Lower than 84% of seats.
Higher than 60% of seats.
Lower than 90% of seats.
Higher than 64% of seats.
Denser than 88% of seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean.
District 4028% college gradsR+6.5CountingDistrict 36
20% college gradsD+4.2Held DDistrict 39
36% college gradsD+4.7CountingDistrict 30
24% college gradsD+4.3Counting
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Who has held it
These lines took effect in 2022.
- Diamond Garcia (R)
2025– · Won 2024 by 13.7 - Diamond Garcia (R)
2023–2025 · Won 2022 by 5.7
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)