Coyote attacks on humans are rare, but they do happen, and nighttime is when the risk is highest. Between 1977 and 2015, researchers documented 367 coyote attacks on humans across the United States and Canada. While that number spans nearly four decades, the trend has been increasing, particularly in urban and suburban areas where coyotes have learned to live alongside people.
Why Nighttime Raises the Risk
Coyotes in cities and suburbs are overwhelmingly nocturnal. Research from the Urban Coyote Research Project in Chicago found that urban coyotes confine most of their activity to nighttime hours. This is a deliberate shift: in rural and wild areas, coyotes tend to be active during the day or around dawn and dusk. In places with more people, they’ve adapted by switching to the dark hours to avoid human contact.
This sounds like it should reduce encounters, and mostly it does. But it also means that when you are outside at night, you’re moving through a landscape where coyotes are at their most active. You’re more likely to surprise one, stumble into a den area, or encounter a coyote that’s mid-hunt and operating on instinct. Low visibility also makes it harder for both you and the coyote to assess the situation, which can escalate an encounter that might otherwise end with the animal simply trotting away.
What Actually Triggers an Attack
Most coyote aggression toward humans isn’t random. Researchers have identified several key triggers, and understanding them explains why some neighborhoods have problems while others don’t.
Food habituation is the most common pathway to conflict. When people intentionally or accidentally feed coyotes, whether by leaving pet food outside, failing to secure garbage, or deliberately tossing food, coyotes lose their natural wariness of humans. Over time, a fed coyote becomes a bold coyote, and a bold coyote can become an aggressive one. That said, a study examining coyotes involved in attacks found that only one out of seven had been consuming human foods beforehand. This means food conditioning isn’t the whole story.
A shortage of natural prey can also drive attacks. When rabbits, rodents, and other wild food sources decline, coyotes may begin exploring human spaces more aggressively. In extreme cases, researchers have found that resource scarcity can push coyotes to view people, particularly small children, as potential prey, sometimes bypassing the gradual habituation process entirely. Poor physical condition of the animal, whether from injury, disease, or starvation, further increases the likelihood of unusual aggression.
Who Is Most at Risk
Of the 367 documented attacks, roughly equal numbers involved adults and children. But the nature of those attacks differed significantly. Children were far more likely to be the target of predatory attacks, where the coyote was treating the person as prey. About 37% of all documented attacks were classified as predatory, and children were disproportionately represented in that category. Another 22% were classified as investigative, where the coyote was testing or exploring rather than committing to a full attack.
Small children are at greater risk for a straightforward reason: their size. A toddler or young child is closer to the size of a coyote’s natural prey, and their movements can trigger a chase instinct. If you have young children, supervising them closely during early morning and evening hours is especially important, and nighttime outdoor play in areas with known coyote activity should be avoided or well-lit.
Seasonal Peaks in Aggression
Coyote behavior shifts with the calendar. Late January through early March is mating season, when coyotes are more territorial and more likely to react defensively to perceived threats. Males range farther looking for mates, increasing the chance of encounters in unexpected places. After pups are born in spring, both parents become protective of den sites, and a person or dog wandering too close can provoke a defensive response that wouldn’t happen at other times of year.
Your Pets Are a Bigger Target Than You Are
If you’re walking a dog at night, the calculus changes. Coyotes view small dogs as potential prey and large dogs as territorial competitors. Either dynamic can lead to a confrontation. Most coyote encounters that turn dangerous involve a pet as the initial point of interest, not the human.
Keep dogs leashed at all times during walks, especially early in the morning and after dark. If you let your dog out in your yard at night, turn on exterior lights. Coyotes prefer to operate in darkness, and a well-lit yard is a meaningful deterrent. Carrying a small air horn or citronella spray on nighttime walks gives you an immediate tool if a coyote approaches.
What to Do During a Nighttime Encounter
The single most important rule: never run. Running triggers a chase response in nearly any canid, and a coyote can easily outrun you. Instead, make yourself large and loud. Stand tall, wave your arms, and shout directly at the animal. This technique, called hazing, works because coyotes are naturally cautious and will retreat from something that seems threatening.
If the coyote doesn’t leave immediately, don’t assume it’s about to attack. A coyote that hasn’t been hazed before may simply stand there, uncertain. Walk toward it while continuing to yell. Stomp your feet. If you have noisemakers, an air horn, a whistle, or even a handful of gravel to throw in its direction, use them. The goal is escalating intensity until the coyote decides you’re not worth the trouble.
One common mistake is stopping too early. A coyote may trot away 30 or 40 feet, then stop and turn to look at you. This isn’t a standoff. It’s the coyote reassessing. Continue hazing until it leaves the area completely. Varying your methods matters too: coyotes can get used to a single sound or gesture over repeated encounters, so mixing up your approach keeps the deterrent effective.
Reducing Risk Around Your Home
Most nighttime encounters happen in predictable circumstances that you can control. Outdoor pet food, unsecured trash cans, fallen fruit from trees, and accessible compost bins all attract coyotes to your property. Removing these food sources is the single most effective long-term strategy.
Motion-activated lights and sprinklers create an environment coyotes prefer to avoid. Fencing helps, though coyotes can scale a standard four-foot fence easily. A fence needs to be at least six feet tall, ideally with a roller bar or angled extension at the top, to be a reliable barrier. If you know coyotes are active in your neighborhood, bring pets inside before dusk and don’t leave them unattended outdoors until after full daylight.
The presence of coyotes in your neighborhood isn’t itself cause for alarm. Urban coyotes generally go out of their way to avoid people. The vast majority of nights, they pass through residential areas without anyone noticing. The situations that lead to attacks are specific, identifiable, and in most cases preventable.