Hawaii House of Representatives seat · lines in effect since 2022

Hawaii House District 19

A district of about 31,000 people, 50% Asian, 62% of adults with a bachelor's degree. It votes D+36.8 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.

D+36.810th most
Democratic
Most DemocraticMost Republican26th seat · the majority lineDistrict 19

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+40.2
Hawaii House of RepresentativesD+40.9No race

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 19.

Adults with a bachelor's degree62% 100th pct · 1st of 51 in HI

Highest of 51 seats.

White adults without a degree8% 48th pct · 27th of 51 in HI

Lower than 52% of seats.

Hispanic residents4% 2nd pct · 50th of 51 in HI

Lower than 98% of seats.

Black residents1% 50th pct · 26th of 51 in HI

Higher than 50% of seats.

Asian residents50% 74th pct · 14th of 51 in HI

Higher than 74% of seats.

People per square mile1,246 56th pct · 23rd of 51 in HI

Denser than 56% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET

Who has held it

These lines took effect in 2022.

  1. Mark Jun Hashem (D)
    2023– · Won 2022 by 40.9, 2026 unopposed

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