Hiking with children is one of the most rewarding ways to spend time outdoors, and giving a child their own pack is one of the most effective ways to build their investment in the experience. A child who carries their own snacks, water, and rain jacket feels genuinely part of the adventure in a way that a child who walks empty-handed does not. But pack selection for young hikers is not simply a scaled-down version of the adult decision. The stakes around weight, fit, and load distribution are higher for growing bodies, and getting these details right determines whether a child arrives home eager for the next trail or exhausted and reluctant. For parents exploring ergonomic hiking backpacks for the whole family, understanding the specific requirements that apply to children changes which purchases make sense and in what order.

The Weight Limit Is the Starting Point 

Before any conversation about volume, material, or features, the load a child will carry needs to be established correctly.

Medical experts say children should carry backpacks that weigh no more than 10 to 20 percent of their body weight to avoid lower back pain and associated problems. The range in the recommendations reflects different degrees of caution, with the American Occupational Therapy Association recommending sticking to 10 percent of body weight or less.

For hiking specifically, the lower end of that range is the safer target. Carrying water is a good way to teach kids to stay hydrated while exercising, even on short hikes. Consider having your child carry a little water at a time and refilling their bottle or bladder with your own stash during breaks. Children of older school age can carry between 15 to 20 percent of their body weight, but only in a pack that fits them properly, not in some adult thing that does not carry the weight well.

Children's spines grow drastically during adolescent growth spurts, and even though children may seem like they can handle heavier loads, it is still not smart to give them more than a maximum of 15 percent of their body weight while hiking. Hiking requires carrying a backpack for hours at a time over uneven terrain, and a heavy hiking backpack will tire kids out quickly.

The practical approach is to weigh the loaded pack before leaving. If it exceeds the child's limit, redistribute the heaviest items to an adult's pack.

Fit Matters as Much as Weight

An appropriate backpack should not be wider than the child's torso or hang more than 4 inches below the waist. It should have padded, adjustable shoulder straps to help distribute the weight without digging into the shoulders, a padded back to protect against contents poking into the child's back, and waist and chest straps to help distribute the weight more evenly.

Torso length determines which pack size actually fits. A volume specification alone does not tell a parent whether the shoulder straps will sit correctly or whether the hip belt will land on the hips rather than the waist. According to REI's child carrier and pack fitting guidance, adjustable suspension is essential when multiple adults plan to share carrying duties, and the hip belt should rest on the hip bones rather than the waist to transfer the majority of weight off the shoulders. Children's packs sized specifically for shorter torso lengths carry weight more effectively than adult packs with the straps cinched as tight as they will go.

For young children on day hikes, a simple hydration pack or small daypack is often the right choice. For older children and teenagers on multi-day trips, a properly sized pack with a hip belt that transfers load off the shoulders becomes significantly more important as both distance and weight increase.

What a Child's Pack Should Actually Contain

Kids like having some of what their parents have in their packs, such as an extra layer, a little bit of food, and a rain jacket. Loading packs together so kids see what adults are carrying helps them take pride in carrying similar contents and start thinking about what they need when they go outdoors.

For younger children, the emphasis should be on lightweight but bulky items: their own clothing layers, a snack or two, and a personal water bottle or hydration reservoir. As children get older and stronger, they can take on more weight progressively, but the principle of prioritizing their enjoyment over maximizing how much weight they carry remains the most important variable in whether they grow up wanting to hike or avoiding it. The National Safety Council's backpack safety guidance reinforces this point, noting that a roomy pack invites overpacking and that helping children decide what is truly necessary to carry on any given outing is a habit worth building early.

Find the Right Pack for Every Hiker in Your Family with Light Hiking Gear

Shop at Light Hiking Gear for comfortable hiking backpacks for women and men, adjustable trekking backpacks, and multi-day hiking packs for adventure suited to every member of the group. Browse the full collection and find the right fit today.