Monday 2 November 2026 Calendar Track record Research
All countries · Try it · Comeback calculator

How far behind is too far?

Pick how far the second party trails and how long is left. We look up every one of 901 elections in ten countries and count how many came back.

1% of runners-up 9.0 points behind 1 month out finished first
2 of 145 · Every country

The odds of a comeback, 1 month out runners-up by how far behind, every country

0–2 pts
n=99
2–4 pts
n=84
4–6 pts
n=73
6–8 pts
n=78
8–10 pts
n=69
10–14 pts
n=106
14–20 pts
n=130
20+ pts
n=162

0% of runners-up 9.0 points or more behind finished first (1 of 428).

Today's races the second party in each of our averages, against every election we hold

Every runner-up that far behind 1 month out 145 cases; comebacks first

US Maryland governor 2014 Republican 8.4 points behind → 51.2% ✓ finished first
US Michigan president 2016 Donald J. Trump (Republican) 8.3 points behind → 47.5% ✓ finished first
US New Mexico president 2016 Donald J. Trump (Republican) 9.0 points behind → 40.0%
US South Dakota president 2016 Hillary Clinton (Democrat) 9.0 points behind → 31.7%
US California governor 2006 Democrat 9.0 points behind → 38.9%
US Virginia Senate 2000 Democrat 9.0 points behind → 47.7%
US Colorado Senate 2022 Republican 9.1 points behind → 41.3%
US Michigan Senate 2014 Republican 8.9 points behind → 41.3%
US New Mexico governor 2010 Democrat 8.9 points behind → 46.6%
US South Carolina governor 2010 Democrat 9.1 points behind → 47.0%
US Arizona Senate 2006 Democrat 8.9 points behind → 43.5%
US Arizona president 2004 John F. Kerry (Democrat) 8.9 points behind → 44.4%
US Tennessee president 2004 John F. Kerry (Democrat) 9.1 points behind → 42.5%
US Florida governor 2022 Democrat 8.8 points behind → 40.0%
US New Jersey president 2016 Donald J. Trump (Republican) 9.2 points behind → 41.4%
US Wisconsin governor 2010 Democrat 8.8 points behind → 46.7%
US Alaska Senate 2010 Democrat 8.8 points behind → 23.5%
Germany Bundestag 2025 AfD 9.3 points behind → 20.8%
US Washington governor 2016 Republican 9.3 points behind → 45.6%
US Minnesota governor 2014 Republican 9.3 points behind → 47.1%
US Missouri Senate 2010 Democrat 9.3 points behind → 40.6%
US Maryland governor 2006 Republican 8.7 points behind → 46.2%
US Washington president 2004 George W. Bush (Republican) 8.7 points behind → 45.6%
UK general election 1979 Labour 9.3 points behind → 37.8%

And 121 more.

The biggest comebacks from 1 month out

Republican 2010−13.2
Republican 2014−8.4
Donald J. Trump (Republican) 2016−8.3
Donald J. Trump (Republican) 2016−6.8
Donald J. Trump (Republican) 2016−6.6
Republican 2016−6.1
Labour 1951−5.8
Republican 2016−5.7
Republican 2020−5.7
Liberal 1993−5.0
How this works

For every election we hold polls for, we take each party's poll average at fixed points before polling day (two weeks, a month, two months, and so on to three years) and its gap to the party leading that average. Only the leader and the runner-up count: a comeback means the second party overtaking the first. A party "finished first" if it won the most votes, which is not always office: Gore in 2000 and Clinton in 2016 won the popular vote. "That far behind" means within two points either side of the figure you chose.

The data: Great Britain 1950–2024 (Mark Pack's PollBase; February 1974 only, as the two 1974 elections share a year); Australia, Canada, France (first round), Germany, Italy, the Netherlands, Poland and Spain from our own poll archive; US Senate, governor and presidential races state by state since 2000; the US national vote since 1952 (before 2000, Gallup's June poll only). Past comebacks are not a forecast: our forecast for each country already allows for how much polls move this far out.

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