A jet ski is a boat, not a toy
It is easy to think of a personal watercraft as a pool float with an engine, but a PWC is legally a boat and behaves like a fast, heavy one. Many models reach speeds comparable to a car on the highway, have no brakes, and — crucially — can only steer while the throttle is applied. A rider who releases the throttle to avoid an obstacle often loses the ability to turn away from it, a counterintuitive trap that causes many collisions.
Personal watercraft are involved in a disproportionate share of recreational boating injuries relative to their numbers, and the injured are frequently young operators and passengers. The good news is that the causes are predictable — speed, inexperience, and collisions — and so are the precautions. Treat a PWC with the same seriousness you would a car, and most of the danger disappears.
Life jackets: mandatory, no exceptions
Every person on a PWC — operator and every passenger, adult and child — must wear a properly fitted, U.S. Coast Guard-approved life jacket the entire time. This is a near-universal legal requirement, and for good reason: riders end up in the water constantly, often unexpectedly and at speed. A life jacket keeps a stunned rider afloat and face-up until they can be reached.
For children, fit is everything. The jacket must match the child's weight, be fully buckled and zipped, and not ride up over the chin when you lift at the shoulders. A PWC rider's life jacket should be a sturdy, impact-rated style; the inflatable belt-pack devices some adults use for calm boating are not suitable for the high-impact world of personal watercraft. See our life jacket guide for choosing and fitting.
The engine cut-off lanyard
One small piece of equipment prevents one of the worst PWC accidents. The engine cut-off lanyard (or kill-switch lanyard) clips from the watercraft's stop switch to the operator's wrist or life jacket. If the operator is thrown off, the lanyard pulls free and the engine shuts down immediately — so a riderless PWC cannot keep going or loop back toward the person in the water. It must be attached every time the engine runs. Skipping it is one of the most dangerous shortcuts a rider can take.
Age and licensing laws
This is where families most often get caught out, because rules vary widely by state. As a general pattern: a child of any age may usually ride as a passenger with a life jacket, but most states set a minimum age to operate a PWC — commonly somewhere between 14 and 16 — and require the operator to hold a boater-education certificate. Some states also restrict young operators to daytime hours or require an adult aboard.
Because the specifics differ so much, look up your own state's boating-law agency before anyone drives, and do not assume a vacation-rental operator's verbal "sure, the kids can drive" matches the law. When in doubt, the safest and simplest rule is that only a licensed, educated adult operates, with children riding as passengers. A reputable boater-safety course is worthwhile for any family that rides regularly.
Rules for riding and driving
Whether your child is a passenger or an of-age operator, the on-water habits are the same:
Keep your distance. Stay far away from swimmers, beaches, docks, anchored boats, buoys, and other PWC — most states require a wide buffer and slow, no-wake speeds near shore and other vessels.
Slow down. Speed turns small mistakes into big injuries. Ride at a calm, controlled pace, especially with a child aboard, and avoid jumping wakes or showing off near others.
Remember the no-throttle, no-steering trap. Operators must keep slight throttle to steer away from danger rather than instinctively letting go.
Hold on. A passenger child must be big enough to reach the handholds and sit securely behind the driver. If they cannot brace and hold on, they are not ready to ride.
Watch the conditions and the clock. Avoid dusk, darkness, fog, and rough water, and never operate after any alcohol — impaired operation is illegal and a leading factor in serious accidents.
Is your child ready to ride?
For passengers, readiness is about size and self-control: the child can sit securely, reach and grip the handholds, and follow instructions calmly. A toddler or small child who cannot do those things should not be on a moving PWC. For operating, readiness is about the law first — meeting the minimum age and education requirement — and maturity second. A young operator must be calm under pressure, respectful of speed, and willing to follow rules even when friends are not watching.
Strong swimming and open-water comfort make any rider safer, because falls are part of the experience. If your child is still building that comfort, our guides on open-water survival skills and lake and ocean safety are a good foundation, and the broader boating safety for children guide covers the rules that apply across all watercraft.
The bottom line for parents
A personal watercraft can be a wonderful family experience, but it rewards respect and punishes shortcuts. Put a properly fitted life jacket on everyone, attach the engine cut-off lanyard every ride, learn and follow your state's age and education laws, and ride slowly and far from others. Let children ride as passengers until they are legally and genuinely ready to operate. Do those things and a jet ski is simply a fast way to make summer memories — do them halfway, and it becomes one of the most dangerous things a family does on the water.
Frequently Asked Questions
What age can a child ride or drive a jet ski?
Riding as a passenger is generally allowed at any age with a life jacket, but most states set a minimum age to operate a PWC — commonly 14 to 16 — often requiring a boater-education certificate. Children below the minimum may not legally drive. Always check your state's law, because rules vary widely.
Do you have to wear a life jacket on a jet ski?
Yes. Every person on a personal watercraft must wear a properly fitted, U.S. Coast Guard-approved life jacket at all times, including the operator. It is a near-universal legal requirement and critical given how often riders end up in the water.
What is the engine cut-off lanyard for?
It clips to the operator's life jacket or wrist so that if they fall off, the engine stops immediately, preventing the watercraft from circling back and striking the person in the water. Attach it every time the PWC is in use.
Is it safe for kids to ride as passengers on a jet ski?
It can be, when the child is big enough to sit securely and hold on, wears a life jacket, and the operator is experienced and drives slowly and predictably. Very young children who cannot reach the handholds or brace themselves are not ready. Speed and reckless turns are the main risks.