Hawaii State Senate seat · lines in effect since 2022

Hawaii Senate District 4

A district of about 44,000 people, 35% of adults with a bachelor's degree. It votes D+29.6 relative to the nation for president.

Tim Richards (D)Next election Nov 7, 2028

Where it sits among all 25 seats

Every Hawaii State Senate 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+29.610th most
Democratic
Most DemocraticMost Republican13th seat · the majority lineDistrict 4

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.

2024
U.S. SenateD+39.9

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 25 seats. Small marks are other seats in Hawaii. The black marker is District 4.

Adults with a bachelor's degree35% 50th pct · 13th of 25 in HI

Higher than 50% of seats.

White adults without a degree20% 83rd pct · 5th of 25 in HI

Higher than 83% of seats.

Hispanic residents9% 42nd pct · 15th of 25 in HI

Lower than 58% of seats.

Black residents1% 25th pct · 19th of 25 in HI

Lower than 75% of seats.

Asian residents15% 12th pct · 22nd of 25 in HI

Lower than 88% of seats.

People per square mile21 0th pct · 25th of 25 in HI

Least dense of 25 seats.

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