2026CalledUnofficial results
2026 election for Hawaii Senate District 21
Hawaii State Senate · Hawaii
Mike Gabbard (D) won without an opponent on the ballot.
Staggered Senate
Mike GabbardDemocrat · winner · incumbent
Mike Gabbard won without an opponent on the ballot.No votes counted yet.
Source: civicAPI unofficial results and race callsUpdated Nov 7, 2026, 6:53 PM ET
The seat over time
D − R margin in this seat's races around 2026
Races before and after
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
Mike GabbardNo Republican
$478
Raised by the campaign
—
$2.3K
Spent by the campaign
—
$52.5K
Cash on hand
—
Campaign money: Hawaii Campaign Spending Commission, through Nov 1, 2026.
Source: Hawaii Campaign Spending Commission campaign filingsUpdated Nov 1, 2026
Pre-election forecast (final, Nov 3)
Our model's last run before Election Day, Nov 3, 2026. It no longer updates.
No Republican was on the ballot, so the model gave the seat to Mike Gabbard without simulating it.
How the forecast works →