Hawaii House of Representatives seat · lines in effect since 2022
Hawaii House District 40
A district of about 29,000 people, 44% Asian, 28% of adults with a bachelor's degree. It votes R+6.5 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+5.3 | No race |
| Hawaii House of Representatives | D+3.3 | R+5.5 | R+2.7 |
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 40.
Lower than 72% of seats.
Lower than 80% of seats.
Higher than 80% of seats.
Higher than 82% of seats.
Higher than 58% of seats.
Denser than 70% 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 4223% college gradsR+3.2CountingDistrict 39
36% college gradsD+4.7CountingDistrict 41
39% college gradsR+0.8Held RDistrict 43
33% college gradsR+0.5Counting
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.
- Julie Reyes Oda (R)
2025– · Won 2024 by 5.5 - Rose Martinez (D)
2023–2025 · Won 2022 by 3.3
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)