99chambers

Hawaii House of Representatives seat · lines in effect since 2022

Hawaii House District 15

A district of about 26,000 people, 22% Asian, 32% of adults with a bachelor's degree. It votes D+22.5 relative to the nation for president.

Nadine Nakamura (D) · since Nov 8, 2016Next election Nov 7, 2028The 2026 race →

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.

D+22.533rd most
Democratic
Most DemocraticMost Republican26th seat · the majority lineDistrict 15

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.

20222024
U.S. SenateNo raceD+41.7
Hawaii House of RepresentativesD+47.8D+42.4

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated 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 15.

Adults with a bachelor's degree32% 42nd pct · 30th of 51 in HI

Lower than 58% of seats.

White adults without a degree24% 92nd pct · 5th of 51 in HI

Higher than 92% of seats.

Hispanic residents10% 44th pct · 29th of 51 in HI

Lower than 56% of seats.

Black residents1% 30th pct · 36th of 51 in HI

Lower than 70% of seats.

Asian residents22% 28th pct · 37th of 51 in HI

Lower than 72% of seats.

People per square mile78 16th pct · 43rd of 51 in HI

Less dense than 84% 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 14
30% college gradsD+19.8CountingDistrict 6
40% college gradsD+23.5Held DDistrict 7
31% college gradsD+16.1Held DDistrict 17
27% college gradsD+23.3Counting

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.

  1. Nadine K. Nakamura (D)
    2027– · Won 2026 unopposed
  2. Nadine K. Nakamura (D)
    2025–2027 · Won 2024 by 42.4
  3. Nadine K. Nakamura (D)
    2023–2025 · Won 2022 by 47.8

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)