Your six-year-old has grown four inches since last spring, and the hand-me-down from your neighbor’s kid now looks like a clown car missing a wheel. A new kids’ bike at the store runs anywhere from one hundred fifty to four hundred dollars, and that’s for something with geometry designed by a committee and parts that will bend before your child learns to ride without training wheels. The good news is you never have to pay that price. With a little patience and a willingness to look past the bright shiny showroom floor, you can find a bike that your child will ride for years, crash safely, and eventually outgrow without you feeling robbed.

The first rule of cheap kids’ bikes is to forget the current model year. Bike manufacturers release new colors and graphics every September, which means last year’s perfectly fine bike suddenly becomes “old stock” at your local shop. That fifty or seventy percent discount doesn’t always get advertised, but it exists. Walk into any reputable bike store and ask point blank what they have from the previous model year. They will have something. Often it’s a floor model that has a few scuffs, and you can talk them down even further because they want it gone before winter. Scratches are character. What you care about is the frame, the brakes, and whether the wheels spin true. Cosmetic wear does not affect how well a kid learns to balance.

If you want to go the used route, do not be squeamish. Kids’ bikes are the perfect used purchase because they get outgrown, not broken. Frames are built to take serious abuse, and the components are simple enough that a little rust on a chain is not a dealbreaker. Marketplace, Craigslist, and neighborhood garage sale pages are teeming with lightly used bikes from parents who bought the wrong size or bought into a phase that lasted two weeks. Your job is to sort through them like a pro. Bring a small Allen wrench set and a tire pressure gauge. Check the frame for cracks, especially around the bottom bracket and the head tube. Shift through all the gears if it has them. Squeeze the brake levers and make sure the pads actually touch the rims. If the bike passes those checks, then the only real dealbreaker is a bent fork or a seized seatpost. Both are enough to walk away.

Size matters more than brand, and this is where most enthusiastic buyers waste money. A bike that is too big for a kid is unsafe. A bike that is too small is miserable. Learn your child’s inseam measurement and bring that number with you. The rule of thumb is that they should be able to stand over the top tube with both feet flat on the ground and about an inch of clearance. For younger kids, a balance bike that converts to a pedal bike is often worth the extra twenty dollars because it covers two stages. But do not buy a bike “to grow into.” That is how you get a terrified six-year-old who won’t ride because they cannot touch the ground. When you find the right size, you can ignore the sticker price on the used market. People rarely know what their kids’ bikes are worth. Offer cash. Offer to pick it up that afternoon. Be polite but firm. Prices on used kids’ bikes are made up anyway, and half the sellers just want the garage space back.

Another overlooked source is your local bicycle collective or co-op. These are nonprofit shops that refurbish donated bikes and sell them for pennies. They often have a kids’ section with bikes that have been fully gone through by a volunteer mechanic. You might pay forty dollars for a bike that retails for two hundred. The downside is selection, so check back often and bring your child to test ride. A good co-op will also teach you how to do basic maintenance, which saves you even more money in the long run because kids bikes require constant small adjustments. Loose handlebars, squeaky pedals, and brake cables that stretch after a few weeks are all things you can fix with a five-dollar tool kit. You do not need to be a mechanic. You need ten minutes and a YouTube tutorial.

When you do buy new, wait for the end of the season. Labor Day weekend is gold. Bike shops need floor space for next spring’s inventory, and they will take heavy losses on anything with a 16-inch or 20-inch wheel. Target and Walmart discount their bikes even further, but you have to be careful there. Box store bikes are not built to the same standard as bike shop brands. They weigh a ton, and the brakes often need adjustment right out of the box. If you are comfortable tuning them yourself, a hundred dollar box store bike can be a fine starter for a kid who rides on flat sidewalks. But do not pay two hundred for a box store bike. That is a rip-off. At that price, get a proper bike from a real shop, even if you buy last year’s model.

Finally, think about what happens after your kid outgrows the bike. If you bought a quality name brand used, you can sell it for nearly what you paid. Gently used Trek, Giant, Specialized, and Norco kids’ bikes hold value remarkably well because every parent wants them. Clean it up, take good photos, and list it at the start of spring when demand peaks. That turns your purchase into a rolling rental. You paid sixty dollars for last year’s model, your kid rode it for eighteen months, and you sell it for fifty. That is not spending money. That is borrowing a bike for cost of a few lattes.

So stop paying full retail for something your child will outgrow faster than their favorite sneakers. Look for last year’s model, hunt the used market, check the co-op, and buy at season end. Your kid gets a safe, fun bike. Your wallet gets a break. And when they eventually hop onto two wheels and ride off without looking back, you’ll be smiling because you know exactly what that bike cost you. Not much.