RocketPolitics · Polymarket
Will the Democratic Party control the Senate after the 2026 Midterm elections?
As of Oct 15, 2026, traders on Polymarket price this market at 64%. RocketScience's forecast is 66%, 2.5 points above the market, and our call is YES. The gap is too small to act on, so the signal is Hold.
- Market odds
- 64%
- Our forecast
- 66%
- Call
- YES
- Signal
- Hold
- Closes
- Nov 4, 2026 (19d 19h)
- Volume
- $3,767,501
- Exchange
- Polymarket
Open the live chart Trade on Polymarket ↗
Why we think this
- News: Likely YES across 25 recent articles.
Latest headlines
- 2026 Midterm Election Odds Tracker: Who Will Control the House and Senate? — covers.com
- House Democrats plan a first 100-days agenda if they sweep to power in midterm elections — ocregister.com
- Democratic enthusiasm in the 2026 primaries and what it could mean for midterm elections — ABC News - Breaking News, Latest News and Videos
- Will Republicans or Democrats win control of the Senate in the 2026 midterms? These are key races to watch. — Yahoo
- What Happens if Democrats Win Control of the House, Senate or Both? | National News | U.S. News — U.S. News & World Report
- US midterm elections 2026: What changes if Republicans or Democrats control the House or Senate? — economictimes.indiatimes.com
Frequently asked questions
What are the odds for “Will the Democratic Party control the Senate after the 2026 Midterm elections?”?
Traders on Polymarket price it at 64%. RocketScience forecasts 66% (YES), updated Oct 15, 2026.
What is RocketScience's prediction for “Will the Democratic Party control the Senate after the 2026 Midterm elections?”?
Our call is YES at 66%. We say YES at 60% or more, NO at 40% or less, and Not sure in between.
When does this market close?
It closes on Nov 4, 2026 (UTC).
How is the forecast made?
We start from the live exchange price, filter out noise, add the direction of recent news (and a spot-price model for crypto), and re-forecast instantly when the odds jump.
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Last updated 2026-10-15 08:31 UTC. Forecasts are for research only, not financial advice.