CalledUnofficial results
Maine Senate District 21
Maine State Senate · Maine
Shanna Cox held the seat for Democrats, winning by 23.9 points over Independent.
Shanna CoxDemocrat · winner
61.9%8,564
IndependentIndependent
38.1%5,265
76% of the expected vote counted · 13,829 votes
Source: civicAPI unofficial results and race callsUpdated Nov 5, 2026, 2:45 PM ET
Where the race moved
Against the 2024 presidential vote
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.
Shanna CoxNo Republican
$51.6K
Raised by the campaign
—
$55.3K
Spent by the campaign
—
Campaign money: Maine Ethics Commission, through Oct 20, 2026.
Source: Maine Ethics Commission campaign filingsUpdated Oct 20, 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 Shanna Cox without simulating it.
How the forecast works →The candidates
Shanna Cox (D)
Independent (I)