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How many Senate seats will Democrats hold after the 2028 election? — When the new Senate convenes in Jan 2029
Starts:Oct 31, 2026, 2:00 AMEnds:Feb 1, 2029, 3:00 PM
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Total volume
$35.7K
Largest spread
—
Outcomes
15
Platforms
1
Markets
1
Markets
Every market on this event, moneyline first. Select one to compare it across platforms in the side panel.
| Outcome | Best | Volume | Gemini | Kalshi | Limitless | Novig | Polymarket | Polymarket US |
|---|---|---|---|---|---|---|---|---|
At least 50 Favorite | 93.0%Kalshi | $1.3K | — | — | — | — | — | |
At least 51 | 91.0%Kalshi | $976 | — | — | — | — | — | |
At least 53 | 81.0%Kalshi | $1.3K | — | — | — | — | — | |
At least 54 | 78.0%Kalshi | $1.2K | — | — | — | — | — | |
At least 55 | 76.0%Kalshi | $23.3K | — | — | — | — | — | |
At least 56 | 71.0%Kalshi | $1.8K | — | — | — | — | — | |
At least 58 | 55.0%Kalshi | $2.8K | — | — | — | — | — | |
At least 60 | 28.0%Kalshi | $2.2K | — | — | — | — | — | |
At least 50Favorite
93.0%Best · Kalshi$1.3K
At least 51
91.0%Best · Kalshi$976
At least 53
81.0%Best · Kalshi$1.3K
At least 54
78.0%Best · Kalshi$1.2K
At least 55
76.0%Best · Kalshi$23.3K
At least 56
71.0%Best · Kalshi$1.8K
At least 58
55.0%Best · Kalshi$2.8K
At least 60
28.0%Best · Kalshi$2.2K
Description from Kalshi. A cross-platform summary is generated once this event is matched across platforms.
Independent and unaffiliated members who caucus with Democrats will be included. Every voting seat in the Senate counts, including any seat not on the 2028 ballot. Vacant and disputed seats count toward no party.
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