Races · house · 2026 · Maine
house · open seat
Maine house
Where this race stands
VerifiedLikely D · model 97% D
No recent polls or markets for this race. PVI baseline (D+11) suggests Likely D.
The poliagg-v34 ensemble forecasts D+23.3 with an 80% CI ranging from D+7.2 (10th pctile) to D+39.4 (90th pctile), giving D a 97% chance of winning.
Tipping-point probability: 3.8% of simulations see this race as decisive for chamber control.
Uncertainty score: 100/100 (high). Key drivers: only 0-1 recent polls; wide forecast CI (32.2pp). Treat any single point estimate with extra caution.
CITATIONS · likely-d · low-tipping · uncertainty-high
How confident are we?0 = certain · 100 = max uncertain
Combined
100
High uncertainty
Main driver: only 0-1 recent polls.
Forecast CI width100
32.2pp 80% interval
Forecast CI width
Contribution100 / 100
Measured32.2pp 80% interval
Each driver is scaled 0–100; higher pushes the combined uncertainty score up. Lower it with more recent, tightly-clustered polls and models that agree.
Inter-model disagreement100
26.9pp across models
Inter-model disagreement
Contribution100 / 100
Measured26.9pp across models
Each driver is scaled 0–100; higher pushes the combined uncertainty score up. Lower it with more recent, tightly-clustered polls and models that agree.
Polling sparsity100
0 polls in 60d · target ≥ 8
Polling sparsity
Contribution100 / 100
Measured0 polls in 60d · target ≥ 8
Each driver is scaled 0–100; higher pushes the combined uncertainty score up. Lower it with more recent, tightly-clustered polls and models that agree.
Forecast · poliagg-v34
Predicted final margin
D +23.3
80% CI: D +7.3 → D +39.4 · win prob 97%
R+45R+23TIEDD+23D+45
Quality · inputs
Data quality · medium
| Polls used | 0 |
| Days to election | 118 |
| Residual σ | 12.56pt |
| Generated | 7/7/2026 |
▼ Compare with other models3 models
qgbt-v1GBT (qgbt)
D +23.9
80% CI D +18.8 → D +27.3
CV MAE 8.51
bayes-v1Bayes / Kalman
R +2.9
80% CI R +4.8 → R +1.0
CV MAE 1.49
consensusMarket-implied
D +14.8
no interval
market-implied
Prediction markets
Consensus · D 94¢1 platformupdated 11h ago
Cross-platform price · history
Per-platform · current
| Platform | D YES | R YES | 7d Δ | Vol | vs cons |
|---|---|---|---|---|---|
| Polymarket “Will the Democratic Party win the ME-01 House seat?” | 94¢ | 1¢ | +0¢ | — | +0 |
Endorsements · 0 total
Source · Wikipedia · 1 candidate with no endorsements yetRRonald Russell0 endorsers
no endorsers yet
No endorsements found yet. Endorsements come from the candidate's Wikipedia article (when one exists) and update with the daily scrape.
Money raised · own committees
FEC Schedule E (independent expenditures) + candidate-committee totals · last filing 2026-03-19Ronald Russell
Receipts
$63.2K
Disburse
$63.6K
Cash on hand
$13.8K
Debts
$0
Top industries
No industry data.
Top contributors
No contributor data.
Outside spending · independent expenditures
FEC Schedule E (independent expenditures) + candidate-committee totals · 24/48-hr IE reportsIE total
$10
D side
$10 · 100%
R side
$0 · 0%
Top spender
—
Editorial ratings · 4 raters
Cook · Sabato · Inside Elections · 538 · DDHQ et al.Safe D4
Safe D · 4 raters
- Cook Political Report · Jun 17
- Inside Elections · Jun 24
- Sabato's Crystal Ball · Jun 8
- Split Ticket · Jun 24
Cook Political Report
Safe DInside Elections
Safe DSabato's Crystal Ball
Safe DSplit Ticket
Safe DDemographic crosstabs
age · education · race · genderNo demographic crosstabs published for this race yet. Most pollsters release only topline numbers; subgroup breakdowns (age, education, race, gender) appear here when a pollster publishes them.
In the news
3 shown · last 30d · Google NewsNews volume · 30d
3 articles · building history
News volume · last 30d
Articles3
Trendbuilding history
Article counts indexed by Google News; the sparkline traces weekly volume across the window.
Net favorability
+0.33
Coverage lean (D−R) · first week of data
Net favorability
Score+0.33
Week-over-weekfirst week of data
Tone of coverage, D minus R, scored from −1 (all R-favorable) to +1 (all D-favorable). 0 is balanced.
Coverage tilt
D 33%
Neutral 67%
33% of outlets rated · by editorial lean
Coverage tilt · by outlet lean
D-leaning outlets33%
Neutral67%
R-leaning outlets0%
33% of outlets classified by editorial lean
Rating timeline
Verification trail
Polls verified0 / 0deterministic
Polls flagged—none
Markets ingested1 platformupdated 11h ago
FEC filingssyncedcommittee + IE · 2026-03-19
Endorsements4 totalWikipedia scrape
News coverage3 / 30dGoogle News
Method · bounds + percentage totals + date-order checks