Who will be Speaker of the House when the 120th Congress convenes in January 2027?
As of October 15, 2026, House Democratic Leader Hakeem Jeffries has an 87 percent chance of being elected Speaker in January 2027, up from 86. Our House forecast now gives Democrats 92 percent after Republican groups began abandoning endangered seats, and a new majority almost always elects its leader; Mike Johnson needs a Republican hold.
Why it matters: The Speaker decides which bills reach the House floor, which investigations proceed and how funding fights with the White House play out for the last two years of President Trump's term.
May be out of date. This forecast's evidence stops on October 15, 2026, 25 days ago. The desk reviews stale forecasts first; a new version will appear here when the evidence moves.
TPG forecast: most likely
Hakeem Jeffries
87%
Jeffries very likely, riding a Democratic House
Hakeem Jeffries87%
Mike Johnson5%
Katherine Clark3%
Someone else2%
Steve Scalise1%
Kalshi prices Hakeem Jeffries at 83% on Oct 15, 2026
Our odds over timeTPG forecastMarket
Version 3: 87% (range 79% to 93%) · Kalshi 83%
Evidence cutoff Oct 15, 2026 · published Oct 15, 2026 · Jeffries very likely, riding a Democratic House
The field
Every contender, the odds, and the record on paper. Record facts are sourced; we forecast who is most likely to win, not who should.
01Hakeem JeffriesDemocratic
House Minority Leader, Representative from New York's 8th District
The caseOur House forecast gives Democrats a 92 percent chance of the majority, and a party that wins the House almost always elects the leader who took it there.
The riskIf Democrats win only a narrow majority, a bloc of progressive members who campaigned against his leadership could deny him 218 votes on the floor.
02Mike JohnsonRepublican
Speaker of the House, Representative from Louisiana's 4th District
Intends to serve as GOP leader in the minority[22]
The caseIf Republicans keep the House, he is the sitting Speaker and would start as the conference's default choice; he said on October 12 he intends to stay on as Republican leader even in the minority.
The riskHis path requires Republicans to beat a 92 percent Democratic favorite for the House, and even then a small majority would give his conservative critics leverage over the vote.
03Katherine ClarkDemocratic
House Minority Whip, Representative from Massachusetts's 5th District
The caseHe is the favorite of many conservative hardliners and has been campaigning for members in seven states this cycle.
The riskHe already lost a floor vote for Speaker in 2023, a Republican majority is unlikely, and reporting on his preparations concerns a minority leader race, not Speaker.
07Tom EmmerRepublican
House Majority Whip, Representative from Minnesota's 6th District
12 years in high office
1%
October 2023 speaker race
Withdrew after failing to win 217 votes in the conference[13]
Leadership standing
Named as a contender for the top Republican post[5]
The caseAs whip he knows the conference's vote count better than anyone and could be a compromise pick in a messy Republican race.
The riskHardliners blocked him once before, and a Republican majority is unlikely.
The numbers behind the call
215 seats, net 3 needed
Democrats' current House seats and the gain they need for a majority[1]
49% to 42%
Democratic lead on the generic ballot, NewsNation and Decision Desk HQ poll, October 13[21]
53% to 42%
Democratic lead on Emerson's September generic ballot[16]
220
votes Pelosi won for Speaker in 2019 despite Democratic holdouts[15]
220-209
Johnson's first election as Speaker in October 2023[6]
What it means for you
Federal workers and people who rely on federal services
A Speaker Jeffries would negotiate every spending bill against a Republican White House, which raises the odds of standoffs and shutdown threats. A Speaker Johnson would keep funding fights inside one party.
People following investigations of the administration
A Democratic Speaker hands committee gavels and subpoena power to Democrats, which means oversight hearings on the Iran war, tariffs and agency decisions. A Republican Speaker keeps those gavels with the president's allies.
Taxpayers and health care consumers
With a Democratic Speaker, another party-line Republican tax or health bill through budget reconciliation becomes impossible before 2029. With a Republican Speaker, it stays an option if Republicans also hold the Senate.
Voters in close House districts
Many Democratic candidates have been asked whether they will back Jeffries; how they vote on January 3 is one of the first public tests of what they promised during the campaign.
A new majority wants two things on January 3: to prove it can govern and to avoid the spectacle of a multi-ballot speaker fight like Kevin McCarthy's in 2023. That gives Jeffries leverage over wavering members. Progressive candidates such as Colorado's Melat Kiros have threatened to oppose him, but a public vote against their own party's Speaker is costly once a member is in office. Punchbowl News reported on October 12 that winning the Democratic Caucus vote "won't be a problem" for him; the floor vote is the only real test.
On the Republican side, Johnson changed his public stance this week. He told CBS News on October 12 that he intends to serve as Republican leader even if the party loses the majority, after earlier floating leaving Congress in that case, and Politico reported that colleagues are reassessing a leadership race many had expected between Steve Scalise and Jim Jordan. CNN reported on October 15 that many House Republicans believe Jordan is laying the groundwork for that race. All of that is about minority leader, not Speaker: the Republican side of this question is still almost entirely a question of House control.
02
History
What happened the last times this came up?
The reference class is every change in House control since 1946. In eight of nine, the minority party's top leader became Speaker: Joseph Martin in 1947 and 1953, Sam Rayburn in 1949 and 1955, Nancy Pelosi in 2007 and 2019, John Boehner in 2011 and Kevin McCarthy in 2023. The one exception was 1995, when minority leader Bob Michel retired and Newt Gingrich took the gavel.
The closest analogue is Pelosi in 2019: a Democratic wave, a leader facing public opposition from new members, and a win on the floor with 220 votes after a deal with holdouts. McCarthy in 2023 is the warning: with a narrow majority, a small bloc forced 15 ballots before he won. The analogy breaks because Jeffries' critics come from the left, and a large Democratic wave would dilute their leverage rather than magnify it.
03
Statistics
Base rate, adjustments, the number.
Start with House control. Our separate forecast moved from 91 to 92 percent for Democrats after its up signpost fired: Punchbowl News reported on October 13 that the Congressional Leadership Fund and Trump-aligned groups began to abandon a pair of endangered Republican incumbents, and on October 14 that the same super PAC dropped its effort against Rep. Henry Cuellar in a seat Republicans redrew. Democrats hold 215 seats and need a net gain of three, and a NewsNation and Decision Desk HQ poll reported on October 13 had them ahead on the generic ballot 49 to 42.
Then ask who wins the gavel in each world, and how big the majority is. In a Democratic wave of two hundred thirty or more seats, holdouts cannot block Jeffries, so we give him about ninety-seven percent; in a working majority below that we give him about ninety-one percent, because a small progressive bloc would have real leverage on the floor. By our calculation, 0.49 times 0.97 plus 0.43 times 0.91 is about 0.87, or roughly ninety-five percent of the Democratic world, in line with the eight-of-nine base rate and the lack of any declared rival. If Republicans hold (8 percent), Johnson is the likely Speaker a bit more than half the time, or about 5 percent overall; a narrow hold would invite a challenge from his right. Scalise, Jordan and Emmer split most of the remaining Republican share, and Clark and other Democrats share the small chance that Jeffries falls short on the floor.
Between the lines
What people spent versus what they said, and what was left out.
Costly signal
The top House Republican super PAC began abandoning endangered incumbents on October 13 and dropped a redrawn Texas seat on October 14, Punchbowl News reported.
Every seat Republicans stop defending is a seat added to Jeffries' likely margin. A larger majority matters for him as much as the majority itself, because it dilutes any progressive holdout bloc on the floor.
Personnel move
Johnson said on October 12 he would stay on as Republican leader in the minority, and CNN reported on October 15 that Jordan is quietly preparing a bid for the top Republican post if the party loses.
When the sitting Speaker and his likeliest rival are positioning for minority leader three weeks before the election, both are planning for a Democratic Speaker. Neither move adds to Johnson's odds of keeping the gavel.
What was left out
No Democrat has announced a challenge to Jeffries, even as some candidates still refuse to commit their votes.
Opposition without an alternative candidate is usually a bargaining position, not a coup. Holdouts in 2019 used the same tactic to extract term limits from Pelosi and then voted for her.
History vs the market vs our call
Our number after adjusting the base rate for what is different this time: 87%. It sits inside the historical interval.
Check our statistics yourself
Reference class
8 of 9 (89%)
Exact 95% CI (Clopper-Pearson)
51.8 to 99.7%
Bayesian 95% credible (uniform prior)
55.5 to 97.5%
Binomial test of our 87%
p = 1.000
Our 87% sits inside the historical interval: the forecast is consistent with how cases like this have gone.
Reproduce in JASP (free, jasp-stats.org)
Download base-rate.csv (one row per case in the reference class, outcome 1 or 0) and open it in JASP.
Frequencies, then Binomial Test. Variable: outcome. Test value: 0.87. Tick Confidence interval. JASP reports the same p value and Clopper-Pearson interval shown here.
Frequencies, then Bayesian Binomial Test, with a Beta(1, 1) prior. The posterior 95% credible interval matches ours.
Reference class: Our calculation from the list of Speakers and minority leaders in each Congress since 1946. The only exception was 1995, when Minority Leader Bob Michel retired and Newt Gingrich became Speaker. Recent cases include Pelosi in 2019 and McCarthy in 2023.
Base rate
89%
of changes in House control since 1946 in which the minority party's leader became Speaker[14][15]
Our calculation from the list of Speakers and minority leaders in each Congress since 1946. The only exception was 1995, when Minority Leader Bob Michel retired and Newt Gingrich became Speaker. Recent cases include Pelosi in 2019 and McCarthy in 2023. (n = 9)
Closest historical parallels
Pelosi returns as Speaker (2019)
Alike: A Democratic midterm wave against Trump, with a party leader facing public opposition from some new members.
Outcome: Pelosi won 220 votes on the floor after agreeing to term limits with holdouts.
Where it breaks: Pelosi's critics were moderates in swing seats; Jeffries' critics are mostly progressives in safe seats.
McCarthy's 15-ballot fight (2023)
Alike: A new majority whose leader faced an organized bloc of holdouts.
Outcome: McCarthy won on the fifteenth ballot after major concessions and was removed nine months later.
Where it breaks: Republicans had a four-seat cushion; forecasts point to a larger Democratic majority in 2027, which would dilute any bloc.
Gingrich replaces a retiring leader (1995)
Alike: A change of House control after a midterm wave.
Outcome: Newt Gingrich became Speaker because Minority Leader Bob Michel had retired.
Where it breaks: Jeffries is running for reelection and leading his caucus into the election, unlike Michel.
How it could play out
Every path we see, sized by probability. Paths where the frontrunner wins add up to 87%.
Democratic wave (230 or more seats), Jeffries elected Yes48%
Democrats gain 15 or more seats and holdouts are too few to matter, so Jeffries wins on the first ballot.
Working Democratic majority (218 to 229 seats), Jeffries elected Yes39%
A progressive bloc bargains for concessions in a smaller majority, and Jeffries wins on the first ballot or after a deal.
Democrats win but pick another Speaker No5%
Holdouts in a narrow majority deny Jeffries a majority and the caucus turns to Katherine Clark or another member; this happens almost entirely in the working-majority world.
Republicans hold, Johnson stays No5%
Republican-drawn maps and a polling miss hold enough seats and Johnson wins the conference and floor votes.
Republicans hold, new Republican Speaker No3%
A narrow Republican majority and conservative anger at Johnson lead the conference to Scalise, Jordan, Emmer or another member.
What would change our number
↓
Generic ballot lead narrows below five points in the final two weeks
-8 points for Jeffries
↓
Five or more Democratic nominees in competitive seats publicly pledge to vote against Jeffries
-4 points for Jeffries
↑
Democrats win 230 or more seats on election night
Jeffries rises to about 97 percent
↓
Republicans hold the House on election night
Johnson becomes the frontrunner; Jordan and Scalise gain
TPG 87% vs Kalshi 83%
Read from Kalshi's public market data on October 15: Jeffries was bid at 82 cents and offered at 84 in the next Speaker market, a midpoint of 83. That market asks who is the next Speaker after Johnson, through 2030, not who wins the January 2027 vote, so it is only an approximate comparison. We are four points above the midpoint because our House forecast is 92 percent and Kalshi's own House control contract sits near 90, which leaves the Speaker market pricing more floor risk for Jeffries than we see.
Market price recorded October 15, 2026 from Kalshi. Analysis, not investment advice.
How this question resolves
Resolves to the person elected Speaker of the House of Representatives in the first speaker election of the 120th Congress, which begins on January 3, 2027. If that election takes several ballots or days, the question resolves to whoever wins it. Later changes in the speakership do not count.
Closes: January 31, 2027. Judged by: The House Journal and Clerk of the House roll call for the speaker election, as reported by the Associated Press
Questions people ask
Who will be Speaker of the House in 2027?
+
As of October 15, 2026, House Democratic Leader Hakeem Jeffries is the strong favorite to become Speaker in January 2027, with an 87 percent chance in our forecast. That rests mainly on Democrats' 92 percent chance of winning the House. If Republicans hold the majority, current Speaker Mike Johnson is the most likely Speaker, at 5 percent overall.
Will Hakeem Jeffries be Speaker if Democrats win the House?
+
Very likely. In eight of nine changes of House control since 1946, the minority party's leader became Speaker. Some progressive Democratic candidates have said they will not back Jeffries, but no Democrat has announced a challenge, and a large majority would make a small group of holdouts unable to block him. We put his chance at about 95 percent if Democrats win.
What happens to Mike Johnson if Republicans lose the House?
+
Johnson told CBS News on October 12, 2026 that he intends to stay on as Republican leader if the party loses the House, after earlier floating leaving Congress in that case. Many Republicans had expected him to step aside, and CNN reported that Jim Jordan is quietly preparing a bid for the top Republican post. Steve Scalise is also often mentioned.
How many seats do Democrats need to win the House in 2026?
+
Democrats hold 215 seats and need a net gain of three to reach a 218-seat majority, according to the Cook Political Report's September 2026 analysis. The new Speaker is elected by the full House when the 120th Congress convenes on January 3, 2027, and needs a majority of members voting for a named candidate.
Sources
Every source is dated on or before the October 15, 2026 evidence cutoff. Nothing published later was used.
“Republicans across the House GOP conference, including some in leadership, don't believe Johnson will run for minority leader and will step down from House leadership.”
“the Congressional Leadership Fund and political groups associated with President Donald Trump began to abandon a pair of endangered Republican incumbents”
“The top House GOP super PAC is abandoning its efforts to beat Rep. Henry Cuellar (D-TX) in a district that Republicans redrew in their favor last year”
Version history and integrity
Published forecasts are never edited. When the evidence changes we publish a new version beside the old one, each locked with a sha256 hash of its full contents. When this question resolves it is scored in public on our track record.