Polls

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2026 Maine Senate - Democratic Primary

(June 9)

Polling Data

PollDate
Platner
Mills
LaFlamme
Costello
Spread
RCP Average10/26 - 2/1647.337.3--1.0Platner +10.0
UNHUNH2/12 - 2/16642621Platner +38
Pan AtlanticPan Atlantic11/29 - 12/73747--1Mills +10
MPRC**MPRC**10/26 - 10/294139----Platner +2

All 2026 Maine Senate - Democratic Primary Polling Data

Polling Data

PollDate
Platner
Mills
LaFlamme
Costello
Spread
RCP Average10/26 - 2/1647.337.3--1.0Platner +10.0
UNHUNH2/12 - 2/16642621Platner +38
Pan AtlanticPan Atlantic11/29 - 12/73747--1Mills +10
MPRC**MPRC**10/26 - 10/294139----Platner +2
UNHUNH10/16 - 10/215824--1Platner +34