Save Percentage Is Lying to You

Somebody will tell you your goalie's save percentage before he's out of eighth grade.

It'll come from a team app, or another parent, or a tournament site, and it will arrive with the quiet authority that numbers have. Sixty-one percent. Fifty-four. And you'll feel something about it, because it's the only number anybody keeps for the position.

I want to make the case that it's the least useful number you'll be handed, and that believing it is one of the more common ways goalie families go wrong.

The short version

Save percentage is saves divided by shots on goal. That sounds objective and it isn't, for three reasons:

It measures his defense as much as it measures him. A goalie behind a leaky defense faces better shots from closer range, and his number drops for reasons that have nothing to do with how he played.

"Shots on goal" is a judgment call, made by whoever's keeping the book, who is often a parent volunteer with a clipboard and a different standard from the parent at the next field.

And it ignores everything else he does. The clear, the communication, the rebound control, the ten minutes he kept his head after a bad goal. None of that is in the number.

Watch the process instead. It's harder and it's honest.

Why the number misleads

The quality of shot isn't in it. A free-position blast from twelve yards and a contested shot from twenty count identically. Two goalies with the same percentage can have had completely different afternoons, and the one who faced harder shots usually has the lower number.

The defense in front of him is the biggest variable and it's invisible. If his slides arrive late, he sees more shooters unmarked at close range. Over a season, a goalie can play the best lacrosse of his life and watch his percentage fall because the team in front of him changed.

Small samples swing wildly. A youth game might produce fifteen or twenty shots on goal. Two bounces on a wet field move the percentage by ten points, and at that sample size the number is mostly noise.

And the rebound isn't counted anywhere. A goalie who makes a save but puts the ball straight back into the danger area, and gets scored on two seconds later, is charged with a goal. A goalie who makes the same save and steers the ball to the corner gets a save and a clear. The second one is meaningfully better at his job and the stat line may not show it.

What to watch instead

Five things, all visible from a sideline, none of them recorded anywhere.

Did he step to the ball? The single most important mechanical question in the position. A goalie moving toward the shot, even on a goal, is doing the thing. A goalie who leans or reaches from a standing start is not, even on a save.

Where did the rebounds go? Corner and away is good. Straight back out in front is a problem, and it's a fixable one.

What did the clear look like? Did he get it out under pressure, or did he panic and throw it away? Over a season this matters more to his team's results than a few percentage points ever will.

Could you hear him? A quiet goalie is usually an uncertain one. The loud kid organizing his defense is doing half the job that nobody scores.

And how long did a bad goal live with him? The recovery is the most trainable, most transferable thing in the whole position. A goalie who resets in three seconds is building something that will still be useful to him at thirty.

Suggestions on what you can do

Don't quote his percentage to him. Ever, really, but especially not after a game. It hands your young athlete the wrong scoreboard, and he'll carry it.

If you want to track something, track process. Pick one thing he's working on in the program that week — stepping, hands out, first look on the clear — and count that. He'll be far more interested in a number about the thing he's actually training.

Let him hear you notice the unglamorous parts. "That clear under pressure was the best thing you did all day" lands differently from "good game," and it's usually true.

By age: third through sixth grade, ignore the number entirely and don't let anyone tell him what it is. Seventh and eighth, he'll find it himself — that's the time to teach him what it does and doesn't measure, which is a genuinely useful piece of statistical thinking he'll use outside sport. High school, it's part of the landscape and he needs to be able to hold it lightly, especially since recruiting conversations will mention it.

And when it's good, be careful too. A high percentage behind a great defense is not proof of anything either, and a kid who learns to feel good about the number will feel bad about it just as readily.

A few things worth avoiding

Try not to compare his number to the other goalie's. Different defense, different shots, different scorekeeper.

Go easy on the tournament apps. They're rarely consistent, often wrong, and always public, which is a bad combination for a thirteen-year-old.

And try not to let the number become the reason he did or didn't have a good day. The scoreboard is one target among several, and it isn't the one that matters most — development is, and development doesn't show up in a percentage until years later.

What I'd want you to take

There's no good box score for this position.

Which means the parent standing on the sideline watching whether he stepped to the ball is, genuinely, seeing something more accurate than the app.

---

Every session in the program gives him a target he controls, rather than an outcome he doesn't. Three real days of a fifth-grade week are open on the site, no signup. Take a look at the free week.

Coach Greg — LAX Goalie Hub