20 Inch Bikes

Now your child is ready to ride without stabilisers, check out our range of 20-inch bikes at Halfords. We stock boys' and girls' bikes from top brands in all different colours and designs.

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Apollo logo
4.7 / 5 (264)
£155.00 £140.00 save £15
Up to 30% OFF on a range of kids bikes and scooters
Klarna financial company Spread the cost From £6.96 per month
£155.00 £140.00 save £15
Klarna financial company Spread the cost From £6.96 per month
Klarna financial company Spread the cost From £6.96 per month
Apollo logo
4.6 / 5 (235)
£180.00
Tag icon
£5 off CycleCare plan when you buy a bike
Discount automatically applied in basket.
Klarna financial company Spread the cost From £8.94 per month
£180.00
Klarna financial company Spread the cost From £8.94 per month
Klarna financial company Spread the cost From £8.94 per month
Carrera logo
4.7 / 5 (15)
£300.00
Tag icon
£5 off CycleCare plan when you buy a bike
Discount automatically applied in basket.
Klarna financial company Spread the cost From £14.90 per month
£300.00
Klarna financial company Spread the cost From £14.90 per month
Klarna financial company Spread the cost From £14.90 per month
Apollo logo
4.6 / 5 (176)
£200.00
Tag icon
£5 off CycleCare plan when you buy a bike
Discount automatically applied in basket.
Klarna financial company Spread the cost From £9.94 per month
£200.00
Klarna financial company Spread the cost From £9.94 per month
Klarna financial company Spread the cost From £9.94 per month
Carrera logo
4.9 / 5 (29)
£315.00
Tag icon
£5 off CycleCare plan when you buy a bike
Discount automatically applied in basket.
Klarna financial company Spread the cost From £15.65 per month
£315.00
Klarna financial company Spread the cost From £15.65 per month
Klarna financial company Spread the cost From £15.65 per month
Online Exclusive
Zombie logo
5.0 / 5 (2)
£200.00 £180.00 save £20
Tag icon
£5 off CycleCare plan when you buy a bike
Discount automatically applied in basket.
Klarna financial company Spread the cost From £8.94 per month
£200.00 £180.00 save £20
Klarna financial company Spread the cost From £8.94 per month
Klarna financial company Spread the cost From £8.94 per month
Online Exclusive
Boss logo
5.0 / 5 (2)
£200.00 £180.00 save £20
Tag icon
£5 off CycleCare plan when you buy a bike
Discount automatically applied in basket.
Klarna financial company Spread the cost From £8.94 per month
£200.00 £180.00 save £20
Klarna financial company Spread the cost From £8.94 per month
Klarna financial company Spread the cost From £8.94 per month
Apollo logo
4.6 / 5 (218)
£150.00
Tag icon
£5 off CycleCare plan when you buy a bike
Discount automatically applied in basket.
Klarna financial company Spread the cost From £7.45 per month
£150.00
Klarna financial company Spread the cost From £7.45 per month
Klarna financial company Spread the cost From £7.45 per month
Online Exclusive
Huffy logo
4.5 / 5 (4)
£220.00 £176.00 save £44
Up to 30% OFF on a range of kids bikes and scooters
Klarna financial company Spread the cost From £8.74 per month
£220.00 £176.00 save £44
Klarna financial company Spread the cost From £8.74 per month
Klarna financial company Spread the cost From £8.74 per month
Limited Stock
Apollo logo
4.9 / 5 (7)
£170.00
Tag icon
£5 off CycleCare plan when you buy a bike
Discount automatically applied in basket.
Klarna financial company Spread the cost From £8.45 per month
£170.00
Klarna financial company Spread the cost From £8.45 per month
Klarna financial company Spread the cost From £8.45 per month
Limited Stock
Online Exclusive
Zombie logo
5.0 / 5 (1)
£158.00
Tag icon
£5 off CycleCare plan when you buy a bike
Discount automatically applied in basket.
Klarna financial company Spread the cost From £7.85 per month
£158.00
Klarna financial company Spread the cost From £7.85 per month
Klarna financial company Spread the cost From £7.85 per month
Online Exclusive
Huffy logo
3.5 / 5 (16)
£170.00
Tag icon
£5 off CycleCare plan when you buy a bike
Discount automatically applied in basket.
Klarna financial company Spread the cost From £8.45 per month
£170.00
Klarna financial company Spread the cost From £8.45 per month
Klarna financial company Spread the cost From £8.45 per month
Displaying   12   of   20   products
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About Our 20 Inch Bikes

Whether you’re searching for a 20-inch BMX bike, mountain bike, hybrid bike or classic bike, we’ve got something for every rider. Your child will benefit from a 20-inch bike when they’re ready to ride without the help of stabilisers. Within our range of boys' and girls’ 20-inch bikes, you’ll find a range of designs and colours so you’re guaranteed to find one to match their personality. Our bikes are designed to last, with plenty to choose from and brands like Apollo, Carrera, and Raleigh.

20 inch bike age

Children aged 6-12 are best suited to a 20-inch bike depending on their height. We recommend using bike size guide to determine which size bike is best for your child. Want to look at the whole of our junior bike range? Check out the full collection here.

20 inch bike FAQs

Can adults ride a 20 inch bike?

Technically yes, but 20 inch bikes are really made for kids. That said, some adults use them for BMX or trick riding since they’re small and easy to handle. For regular riding though, most adults would be more comfortable on something bigger like a 26 inch or full-size bike.

What age is a 20 inch bike for?

Usually for kids around 6 to 8 years old, though height makes a big difference. It tends to suit children who are between 115 and 135 cm tall. Best thing you can do is have them sit on it and see how it feels before deciding.

How big is a 20 inch bike?

The 20 inches refers to the wheel size, not the frame. These bikes are smaller and lighter than adult ones, and they’re a nice step up for kids who’ve grown out of their first bike. They offer good control and are easy for most kids to manage on their own.

Can you put stabilisers on a 20 inch bike?

Yes, you can. Most 20 inch bikes will fit stabilisers just fine, especially ones designed for that size. Halfords also has stabilisers in stock and can help with fitting if you’re not sure. Just make sure they’re adjusted properly so the bike stays stable while your child builds up confidence.