Fireworks Peak at 170 dB. Your Child’s Safe Limit Is 120. Here’s What Every Parent Needs to Know.

Key Takeaways

Fireworks are among the loudest sound events most children will ever encounter. A single shell bursting overhead produces between 140 and 170 decibels of peak sound pressure. The WHO’s recommended limit for children is 120 dB, meaning a close burst can exceed the child-safe threshold by 20 to 50 dB, and the damage it causes can be permanent after just one display without protection. According to the CDC, roughly 12.5% of children and adolescents already live with some degree of noise-induced hearing loss, and fireworks are among the most common single-event causes. Getting the right ear protection on your child before you arrive is what separates a good memory from a lasting one.

How Loud Are Fireworks Compared to Safe Noise Levels for Children?

A professional fireworks shell exploding overhead reaches between 140 and 170 decibels of peak sound pressure. That exceeds the WHO’s maximum recommended limit for children by 20 to 50 dB, and a single exposure at this level is enough to cause irreversible hearing damage.

The WHO sets the peak sound pressure limit at 120 dB for children and 140 dB for adults, because children’s developing auditory systems are more sensitive. For context, 85 dB is the threshold at which sustained exposure begins to harm hearing over time. Fireworks give the cochlea no time to adapt. The impulse noise arrives in a fraction of a second, and the hair cells inside the cochlea that convert sound into neural signals have no way to protect themselves from sudden acoustic peaks.

What makes fireworks particularly dangerous is the nature of the exposure itself. Unlike a concert, where sound levels build gradually and families can move away from the speakers, a fireworks show delivers dozens of sharp, high-amplitude impulse events across 20 to 30 minutes with no warning between bursts. Each burst in the 140 to 170 dB range is a separate acoustic event that exceeds the threshold for immediate cochlear damage in children. The NIDCD at the National Institutes of Health confirms that noise-induced hearing loss is entirely preventable and entirely irreversible once it occurs.

Why Are Children’s Ears More Vulnerable to Fireworks Than Adults’ Ears?

Children’s ear canals are narrower than adults’, which means the same sound pressure wave generates higher intensity at the cochlea. Research cited by paediatric audiology organisations suggests that sounds reaching an infant’s cochlea can be up to 20 dB louder than what an adult in the same position experiences.

Each 10 dB increase on the decibel scale represents a tenfold increase in sound intensity. An adult standing 15 metres from a 170 dB firework might be near the WHO’s upper limit for adults. A child at the same spot is not, because their smaller ear canal amplifies the pressure before it reaches the cochlea. For infants and toddlers, this is a clinically significant difference, not a minor margin.

Children also have less experience to draw on when noise becomes overwhelming. An adult instinctively covers their ears, turns away, or moves back from the source. A young child typically freezes, cries, or reaches for a parent rather than moving away from the noise. Protective instincts are unreliable at this age, which is why hearing protection needs to be on before the display starts, not applied mid-show after several shells have already gone off.

For a full picture of safe noise thresholds across different environments, see our article on what noise level is safe for kids.

At What Age Should Children Wear Ear Protection at Fireworks?

Children of any age need hearing protection at fireworks displays, but the right type depends on age. Babies and toddlers under 3 must wear over-ear earmuffs: in-ear earplugs present a choking hazard and cannot be safely fitted at this age. Children aged 3 and above can wear either earmuffs or child-sized silicone earplugs, depending on their comfort and the level of noise reduction required.

Infants are the most vulnerable group at a fireworks display. Their ear canals amplify sound pressure more than older children’s, and they have no way to communicate pain or discomfort. The American Academy of Pediatrics recommends well-fitting over-ear earmuffs when attendance at high-noise events is unavoidable for young children. Some paediatric ENT specialists advise avoiding outdoor fireworks entirely for newborns and children under 6 months.

Children aged 3 to 5 can wear either earmuffs or child-specific silicone earplugs, provided an adult fits them and checks the seal. At fireworks events, earmuffs have a practical edge: they are faster to apply, harder for a child to pull off unnoticed, and tend to deliver a higher SNR than most child-sized earplugs. Children aged 6 and above who are already comfortable with in-ear earplugs can use fitted silicone models, as long as they have practised the fit at home before the event.

For a detailed breakdown of safety by age group, see our article on whether earplugs are safe for kids.

Which Ear Protection Works Best for Children at Fireworks Displays?

At a fireworks display, the two options for children are over-ear passive earmuffs and child-sized silicone earplugs. Earmuffs are the only option for children under 3, and both are viable from age 3 upward. That said, earmuffs consistently deliver a higher SNR rating against the short, high-intensity acoustic peaks that define fireworks exposure.

The Bollsen Rooth Baby Earmuffs are designed for children aged 0 to 5. At 28 dB SNR, the over-ear passive design sits entirely outside the ear canal: no insertion technique, no choking risk. The adjustable headband applies consistent pressure across the ear cups without resting on the fontanelle, which matters for newborns. At £24.95 per pair, they fold flat for transport and the headband is machine-washable.

For children aged 3 to 12, the Bollsen Rooth Kids Earmuffs use the same over-ear passive construction with a higher-profile adjustable headband suited to older children, at 26 dB SNR and £24.95. For children aged 3 and above who prefer in-ear protection, the Bollsen Silicone Kidz+ offers 24 dB SNR at £26.95 per pair. Made from medical-grade silicone free of BPA, PVC, and latex, tested to ISO 4869 by independent German labs, and reusable up to 100 times, the Kidz+ is built to children’s ear canal dimensions rather than scaled down from an adult mould. A small pull-tab makes removal easy for child or parent.

The comparison below summarises the key specifications by age group:

For a full comparison across all protection types and age groups, see our complete guide to the best earplugs for kids.

How Far Away from Fireworks Should Children Stand, Even with Protection?

Children should stand at least 50 to 60 metres from the nearest launch point, even when wearing properly fitted ear protection. That is more than three times the 15 to 20 metre minimum recommended for adults, reflecting the additional vulnerability of children’s narrower, still-developing ear canals.

Distance and ear protection work together, not as alternatives. Ear protection reduces the sound level reaching the cochlea, but does not eliminate it. A 28 dB SNR earmuff on a child standing close to a 165 dB firework still delivers around 137 dB to the ear. Standing at the right distance reduces the source level before protection takes effect, and combining both brings exposure into a range the cochlea can better tolerate.

Positioning within the display area also matters. The section of ground with the clearest overhead view is often the closest to the launch zone. Side or rear positions at most public displays tend to be 60 to 120 metres from launch points and are a better acoustic choice for young children and infants. For guidance on other high-dB events, see our articles on ear protection for kids at concerts and ear protection for kids at sports events.

How Do You Keep Ear Protection on a Young Child During a Fireworks Display?

Children tolerate ear protection much better when it has been worn at home before the event. Fitting earmuffs or earplugs once or twice in the days beforehand removes the strangeness of the object and replaces an unfamiliar sensation with something predictable. Parents who do this consistently report it as the most effective strategy for keeping protection in place during a live show.

It comes up in nearly every parent conversation about fireworks and hearing safety. Older children who understand that earmuffs will stop their ears from hurting tend to cooperate readily. Toddlers are more likely to reach up and pull at something unfamiliar the moment the first burst startles them. A practice session at home, with the child seated calmly and a parent wearing their own protection at the same time, addresses this directly and normalises the gear before the acoustic stress of the event.

For babies and young toddlers who cannot be reasoned with, the fitting approach matters as much as the preparation. The Rooth Baby Earmuffs use an over-the-head headband rather than a tight under-chin strap, which reduces the sensation of being restrained. Fitting them while the child is calm, before any noise has started, produces far better results than trying to apply them mid-display after the first firework has gone off. A softly fitted hat worn over the ear cups can help prevent a determined toddler from pulling them off.

What Are the Signs That a Fireworks Display Has Damaged a Child’s Hearing?

If a child reports ringing or buzzing in their ears after a fireworks display, cannot hear normal speech clearly, or shows muffled hearing in the hours that follow, these are signs of acoustic trauma. A paediatrician or audiologist should assess within 24 to 48 hours: prompt evaluation can determine whether the change is temporary or permanent.

Temporary threshold shift is the milder form of noise-induced hearing change. The child’s hearing appears reduced immediately after the event and may recover partially or fully over hours or days. A change that does not recover indicates cochlear hair cells have been permanently destroyed. That distinction cannot be made at home, which is why any post-fireworks hearing symptoms warrant professional evaluation rather than a wait-and-see approach.

Younger children who lack the language to describe what they are hearing may show different signals. A child who does not respond to their name at the usual volume, asks for the television louder than normal, or seems startled by sounds they would normally ignore in the days following a fireworks event may be experiencing some degree of post-exposure hearing change. For a detailed guide to what parents should watch for, see our article on the signs of hearing damage in children. For a broader understanding of how noise events affect children’s hearing over time, see our article on noise-induced hearing loss in children.

Fireworks are the highest-dB situation most children encounter in everyday life. At 140 to 170 dB peak sound pressure, each display delivers multiple impulse events above the WHO’s 120 dB safe limit for children, and the cochlear hair cells that noise destroys do not regenerate. The right ear protection by age, combined with a safe viewing distance of at least 50 to 60 metres, brings the risk down to a manageable level. For babies and toddlers aged 0 to 5, Rooth Baby Earmuffs at 28 dB SNR are the right starting point at £24.95 per pair. For children aged 3 to 12, Rooth Kids Earmuffs at 26 dB SNR and £24.95, or Bollsen Silicone Kidz+ earplugs at 24 dB SNR and £26.95, both provide meaningful protection. For a complete overview of hearing protection across all children’s activities, visit our earplugs for kids hub.