2026Still countingUnofficial results
2026 election for Hawaii Senate District 20
Hawaii State Senate · Hawaii
Bob McDermott leads Markus Owens by 4.1 points. The race has not been called.
Staggered Senate
Bob McDermottRepublican · leading
52.0%6,506
Markus OwensDemocrat
48.0%5,995
12,501 votes
Source: Hawaii Office of Elections unofficial resultsUpdated Nov 7, 2026, 1:21 PM ET
The seat over time
D − R margin in this seat's races around 2026
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
Markus OwensBob McDermott
$17.8K
Raised by the campaign
$25.8K
$14.1K
Spent by the campaign
$17.1K
$3.7K
Cash on hand
$8.7K
Campaign money: Hawaii Campaign Spending Commission, through Oct 19, 2026.
Source: Hawaii Campaign Spending Commission campaign filingsUpdated Oct 19, 2026
Pre-election forecast (final, Nov 3)
Our model's last run before Election Day, Nov 3, 2026. It no longer updates.
- Markus Owens
- 55%
- Bob McDermott
- 45%
- Projected margin
- D+0.9