20-1 Betting Odds

James Dooley avatar

Written By:

Updated:

If you are wondering what 20/1 means in betting you have come to the right place.

The 20 to 1 odds of an event happening is the likelihood or probability of that result. 20-1 odds are popular in football betting and for horse racing events in the UK and are a shade shorter than 25-1 odds in the betting market.

As a knowledgeable sports bettor, if you like to wager bets on horses at a big price like 20-1 you should check the list of top betting websites for E/W bets online.

In our 20-1 sportsbook betting odds guide, we explain what 20 to 1 odds mean?, what is the 20 to 1 probability and show you what a 20 to 1 odds payout would be.

20-1 Betting Odds

What does 20 to 1 odds mean?

20-1 Betting Odds means that out of 21 possible outcomes, the 20/1 odds are that there will be 20 of one kind of outcome and 1 of another kind of outcome.

The 20-1 odds calculation means for every 21 betting events your selection should win 1 time and on 20 occasions the selection will not win.

20-1 Odds Calculator

Here is a 20/1 odds calculator to work out the potential winnings of a 20-1 priced winner.

Enter Bet Details
Bets
# Outcome Odds Place Odds
1
/
Place Odds
Enter Bookmaker Bonuses
Summary
Total Outlay:

Total Return:

Total Profit:

How To Use The 20/1 odds payout calculator?

Here is the step-by-step guide on how to use the free online 20-1 odds calculator:

  1. ‘Bet Type’ will already be selected as a single bet
  2. Select the ‘Outcome’ of “Winner”, “Placed”, “Lost”, “Dead Heat”, “Void” or “Non-runner”
  3. Select the ‘Odds’ of 20-1
  4. Select the ‘Stake’ wagered
  5. The 20/1 odds payout calculator will then work out total outlay, total return and total profit

20 to 1 Implied Probability

The 20-1 betting odds probability is a 95.24 per cent probability of a particular outcome and 4.76 per cent probability of another outcome.

The 20/1 odds implied probability means your selection has a 4.76% chance of winning and a 95.24% chance the selection will lose.

Convert 20-1 Odds to American Moneyline Odds?

The conversion of 20-1 odds to American Moneyline odds is 2000.

  • Conversion to American Odds is calculated by (21.0 – 1.0)* 100 = 2000

Money line odds (aka “American” odds or “U.S.” odds) of 2000 is the equivalent to 20-1 Fractional odds (aka “British” odds, “U.K.” odds, or “traditional” odds).

20 to 1 odds payout

If you wager a bet on a 20/1 betting odds selection and you win, your total payout will be 21.00 which is your stake back plus 20.00 profit.

Here are some examples of 20-1 odds payouts:

  • £1 bet on a 20/1 pick returns a total return of £21.00
  • £10 bet on 20/1 returns a total return of £210.00
  • £50 bet on 20/1 betting odds returns a total return of £1050.00
  • £100 bet on 20/1 odds returns a total return of £2100.0
  • £250 bet on 20-1 odds returns a total return of £5250.00

Popular Questions

Are 20/1 Odds Good?

20/1 odds are great because for every £1 winning bet you will return £20 profit.

The 20-1 odds reflect the chances of your selection and bookmakers will think it has a good chance at 20/1.

At 20-1 horse odds you could look to bet each way and still show a good profit if the selection is only placed.

Many punters ask if 20/1 odds good or bad and the boring answer is it depends on whether it is value for money in the betting market. A 20-1 winner is good odds and a 20/1 loser is bad odds.

What is 20-1 odds in decimal?

20/1 fractional odds is 21 in decimal.

The fractional odds of 20 to 1 in decimals is 21.00 which means for every £1 win stake you get £21 returns if it wins.

20/1 Each Way Payout

Here are the returns for the 20-1 each-way bet.

StakePositionFractionReturn
1 EWWON20/1£26.00
1 EWPLACE20/1£5.00
2.5 EWWON20/1£65.00
2.5 EWPLACE20/1£12.50
5 EWWON20/1£130.00
5 EWPLACE20/1£25.00
10 EWWON20/1£260.00
10 EWPLACE20/1£50.00
20 EWWON20/1£520.00
20 EWPLACE20/1£100.00
25 EWWON20/1£600.00
25 EWPLACE20/1£125.00
50 EWWON20/1£1,300.00
50 EWPLACE20/1£250.00
100 EWWON20/1£2,600.00
100 EWPLACE20/1£500.00

So here are the each-way payouts for a 20-1 shot:

  • £1 each way at 20/1 if your selection wins returns £26 winning payout
  • £1 each way at 20/1 if your selection finishes 2nd place returns £5 winning payout
  • £1 each way at 20/1 if your selection finishes 3rd place returns £5 winning payout
  • £5 each way at 20/1 if your selection wins returns £130 winning payout
  • £5 each way at 20/1 if your selection finishes 2nd place returns £25 winning payout
  • £5 each way at 20/1 if your selection finishes 3rd place returns £25 winning payout
  • £10 each way at 20/1 if your selection wins returns £260 winning payout
  • £10 each way at 20/1 if your selection finishes 2nd place returns £50 winning payout
  • £10 each way at 20/1 if your selection finishes 3rd place returns £50 winning payout

Facts About 20 to 1 Betting Odds

  • 20-1 are fractional odds
  • 20-1 betting odds are slightly shorter than 25-1
  • 20-1 betting odds are slightly larger than 16-1 odds
  • 20-1 is a long price in large field horse racing events
  • 20-1 odds is big outsider in a two-selection event
  • 20-1 odds have a 4.76 per cent of winning
  • 20-1 fractional odds in decimal odds is 21.00

UK Bookmakers Free Bets

When new customers sign up to UK bookmakers they usually receive a free bet welcome bonus.

If you are wondering how the 20/1 odds work when placing bets on sports betting markets with a free bet we can work out your winning bets potential outcomes.

When you have placed a qualifying bet to receive free bets it is worth understanding on any free bet wins you do not get your stake back.

  • £1 free bet on a 20/1 returns a winning bets total return of £20
  • 20/1 odds £5 free bet returns £100 win bets total
  • 20/1 odds £10 free bet returns £200 bet wins total
  • £20 free bet on 20/1 odds return £400.00 winning bets total
  • £250 bet on 20/1 odds returns a total return of £500.00

Summary of 20 to 1 Odds

If you have placed a bet on a 20-1 pick and it has won then we have a free bet calculator online you can use to work out your returns on a 20/1 winner.

Fraction OddsDecimal OddsAmericanProbability
20/12120004.80%

The bet calculator allows you to work out winnings on some of the following bets where you might have a 20-1 shot in the bets:

When you are looking to place bets on the top horse racing betting websites online or through your mobile phone on the top sportsbook betting applications if your selection is a 20-1 chance of winning you want to try and choose a sportsbook bookie that offers the best odds guaranteed in March 2024.

If you are looking to place a bet then understanding the betting odds market is important as you want to choose your picks based on the value in the betting ring.

Here are all the betting odds guides we have created at British Racecourses.

Many punters who understand the 20-1 odds and betting markets utilise the new sportsbook bookmakers special offers they give in opening new accounts and the bookies incentivise signing up with horse racing free bets online.

We hope your 20 to 1 odds pick is a winning selection and please always gamble responsibly.