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Bankroll management for new bettors
The least exciting skill in sports betting, and the one that determines whether it stays a hobby or turns into a problem.
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Defining your bankroll
Your bankroll is money set aside specifically for betting, separate from money earmarked for bills, savings, or anything else. The right size for your bankroll isn't about a specific dollar figure - it's about choosing an amount you've genuinely accepted could be lost entirely, since on any given stretch, it can be. Funding a sportsbook account with money you can't actually afford to lose turns a form of entertainment into a source of real financial stress, regardless of how good your picks are.
Unit sizing: the 1–5% rule
Once you've set a bankroll, the standard recreational guideline is to risk between 1% and 5% of it on any single bet, with most disciplined bettors sitting closer to the 1–2% end of that range. This isn't about being overly cautious - it's about surviving ordinary variance. A bettor risking 10% of their bankroll per bet can be wiped out by a losing streak that says nothing meaningful about the quality of their picks; a bettor risking 1–2% can absorb the same streak and keep betting with a clear head and an intact bankroll. Many bettors express stakes in "units" - a fixed dollar amount equal to their standard 1–2% bet size - so a "2-unit bet" simply means double their normal stake, used for bets they feel unusually confident about.
Flat staking vs. variable staking
Flat staking means betting the same unit size on every bet regardless of how confident you feel, which is the simplest approach and the one most recommended for new bettors specifically because it removes emotion from sizing decisions entirely. Variable staking - sizing bets up or down based on your confidence level - can theoretically improve returns if your confidence assessments are genuinely well-calibrated, but it's easy to fool yourself into thinking a bet is a "lock" when it isn't, and variable staking amplifies the damage from that overconfidence. Most experienced bettors suggest starting with flat staking and only considering variable staking once you have a substantial tracked history showing your confidence levels are actually predictive.
Sizing higher-variance bets
Parlays, teasers, and long-shot futures carry more variance by design than straight single-game bets, since a parlay requires every leg to hit and a futures bet ties up money for weeks or months on a lower-probability outcome. Most disciplined bettors size these bets smaller than their standard unit - sometimes treating a separate, smaller "entertainment" portion of their bankroll specifically for high-variance bets, kept distinct from the unit size used for core straight bets. See our parlay strategy guide for more on sizing multi-leg bets specifically.
Tracking your results
A simple record - date, bet, odds, stake, result - is enough to start seeing your actual results clearly rather than relying on memory, which tends to overweight big wins and underweight the steady accumulation of smaller losses. A basic spreadsheet works fine; the specific tool matters far less than the habit of logging every bet consistently. Over time, this record is also what lets you evaluate whether your process is sound, using signals like win rate against expected win rate or, more usefully, closing line value.
If you can't say what percentage of your bankroll you just risked on your last bet, write your unit size down before your next one - not after.
Reviewing on a schedule, not after every bet
Reviewing your bankroll and results on a fixed schedule - weekly or monthly - rather than obsessively after every single outcome tends to produce steadier decision-making. Betting decisions made immediately after a big loss, in an attempt to get back to even in the same session, are consistently where bettors do the most damage to both their bankroll and their actual enjoyment of the hobby. See our common mistakes guide for more on this specific pattern.
Warning signs your staking has slipped
- You've increased a stake specifically to recover a previous loss, rather than because your staking plan called for it.
- You can't say what your current unit size is without checking.
- You're funding your betting account with money originally set aside for something else.
- You're betting larger amounts than usual specifically because you feel you're "due" for a win.
If any of these feel familiar, it's worth reading our responsible gambling guide, which covers the deposit limits, cooling-off periods, and self-exclusion tools every licensed sportsbook is required to offer.
FAQ
What percentage of my bankroll should I bet per game?
Most disciplined recreational bettors risk between 1% and 5% per bet, commonly closer to 1–2%, to absorb ordinary losing streaks without significant damage to the overall bankroll.
Should I increase my bet size after a winning streak?
Many experienced bettors recommend flat staking specifically to avoid this - increasing stake size based on a streak (win or lose) tends to introduce emotional decision-making rather than a consistent, evaluable process.
Do I need special software to track my bets?
No - a basic spreadsheet with date, bet, odds, stake, and result is enough to start. The consistency of tracking matters far more than the sophistication of the tool.