PolymarketCheck availabilityNo KYC2% feeVerified resolution dataFairly calibratedCurrent implied probability
Democrats Sweep 51%Leader of 5 outcomesVig-adjusted: raw venue quotes summed above 100% and were normalized.
Market quality
≤89 / 100
High quality24h Volume
$101.5K
Liquidity
$1.3M
High liquiditySpread
1.0 pt
Tight spreadComments
266
7d Change
-1.0 pts
Market data
Updated 20 minutes ago
Jul 11, 25, 9:05 PMNov 3, 26, 12:00 AM
Trends
0%
Rules
This market will resolve according to the party that wins control of the United States Senate and the party that wins control of the United States House of Representatives in the 2026 United States midterm election.
- A party wins control of the United States Senate if it wins a majority of the chamber’s voting seats.
- If no party wins a majority of voting seats, the party that wins control of the chamber is the party that wins half of the voting seats and holds the Vice Presidency.
- If the outcome remains ambiguous after applying the above criteria, the chamber will be deemed controlled by the party with which the first selected President Pro Tempore of the Congress that convenes after the specified election is affiliated.
- A party wins control of the United States House of Representatives if it wins a majority of the chamber’s voting seats.
- If no party wins a majority of voting seats, the chamber will be deemed controlled by the party with which the first elected Speaker of the House of the Congress that convenes after the 2026 midterm election is affiliated.
Prediction Source Comparison
2 venues currently price this market. CoinRithm's liquidity-weighted reference probability for Democrats Sweep is 50%. Quotes span about 1 percentage point between the widest venues. The venues do not agree on which outcome is ahead.
CoinRithm reference Democrats Sweep 50% · 2 venues · 1 pt venue spread
- Also available on Manifold Markets — Who controls Congress after the 2026 Midterms? · Democrats Sweep 49%
- Also available on Smarkets — Balance of Power After the 2026 Midterms · Democrats Senate + Democrats House 46%
- Also available on PredictIt — What will be the balance of power in Congress after the 2026 election? · Dem. House & Senate 47%
- Also available on Kalshi — 2026 Midterms: Congress Balance of Power? · D-House, D-Senate 45%
- Also available on Limitless — Balance of Power: 2026 Midterms · Democrats Sweep 50%
Open markets
Politics
KALSHI2028 Democratic presidential nominee
- Alexandria Ocasio-Cortez-1.0pt17.2%
- Jon Ossoff16.2%
- Gavin Newsom+2.0pt15.2%
+45 more outcomes
- Total Vol
- $207.2M
- 24h Vol
- $9.7M
POLYMARKETBrazil Presidential Election
- Luiz Inácio Lula da Silva-2.0pt56%
- Flávio Bolsonaro+2.9pt40%
- Renan Santos-0.7pt2%
+16 more outcomes
KALSHI2028 U.S. Presidential Election winner?
- J.D. Vance+3.0pt21.5%
- Alexandria Ocasio-Cortez+1.0pt12.2%
- Marco Rubio+1.0pt12.2%
+27 more outcomes
- Total Vol
POLYMARKETRepublican Presidential Nominee 2028
- J.D. Vance+1.4pt49%
- Marco Rubio+0.6pt17%
- Ron DeSantis+0.1pt3%
+39 more outcomes
POLYMARKETNext French Presidential Election
- Marine Le Pen33%
- Édouard Philippe+1.0pt26%
- Jean-Luc Mélenchon14%
+38 more outcomes
- Total Vol
- $123.6M
KALSHI2028 Republican presidential nominee
- J.D. Vance+1.0pt44%
- Marco Rubio18%
- Ron DeSantis-0.1pt5%
+35 more outcomes
- Total Vol
- $60.8M
- Massachusetts Democratic Senate nominee?
- US announces end of Iranian blockade by which date?
- Presidential Election Winner 2028
- Democratic Presidential Nominee 2028
- Which party will win the U.S. House?
- Brazil Presidential Election First Round: 2nd Place
- Will the US confirm that aliens exist by which date?
- Which party will gain most seats in Russian Parliamentary Election?
- Texas Senate winner?
- Prime Minister of Israel after the next election?
Frequently asked questions
- What are the current odds for Balance of Power: 2026 Midterms?
- Polymarket prices Democrats Sweep at 51% as of August 30, 2026.
- When does Balance of Power: 2026 Midterms resolve?
- Balance of Power: 2026 Midterms is scheduled to resolve on November 3, 2026.
- How is Balance of Power: 2026 Midterms settled?
- Polymarket settles this market as follows: This market will resolve according to the party that wins control of the United States Senate and the party that wins control of the United States House of Representatives in the 2026 United States midterm election.
- Where else is Balance of Power: 2026 Midterms listed?
- The same question is also listed on Manifold Markets, Smarkets, PredictIt, Kalshi, Limitless.