Snakes in the Chicken Coop: Eggs, Chicks and Small Gaps

TL;DR: A snake in the coop is usually after eggs, chicks, or the rats your feed attracted — which makes the rat problem and the snake problem the same problem. They enter through gaps that look far too small, and ordinary chicken wire does not exclude them at all. Fix it with fine mesh, sealed gaps, and removing cover. And the rule that overrides everything: do not handle a snake yourself — some species are venomous, and identification under pressure is not the moment to learn.

Exclusion works. Repellent claims mostly do not.

Safety First, Because It Overrides the Rest

Do not attempt to handle or kill a snake yourself.

Some species are venomous, and identification is not something to attempt quickly, in poor light, near a bird you are trying to save.
Keep people and animals away from it.
Get help from someone competent locally — an experienced neighbour, barangay personnel, or whoever handles this where you are.
Do not corner it. Most incidents happen when something feels trapped.

Everything else in this guide is about not being in that situation in the first place.

What They Come For

Eggs — the classic sign is eggs disappearing with no shell fragments left behind. Rats and other predators tend to leave a mess; a snake does not.

Chicks — brooders and young birds are vulnerable, which is why brooding somewhere secure matters — see how to brood chicks and chick mortality causes.

Rats. This is the link people miss: feed attracts rats, and rats attract snakes. A coop with a rodent problem becomes attractive for a reason that has nothing directly to do with your chickens — see rats in the chicken coop.

The Signs

Eggs gone, no shell fragments, hens undisturbed.
Chicks vanishing from a brooder.
A hen refusing a particular nest she previously used.
Shed skin — conclusive.
The snake itself, usually in a nest box or under something.

Our chicken predators in the Philippines guide covers reading the evidence across all the common predators.

Exclusion

Ordinary large-opening chicken wire does not exclude snakes. They pass straight through the openings. This is the single most common reason a coop that “has wire” still has a snake problem.

What works:

Fine mesh on all openings, including vents and windows.
Seal gaps at the base, at the roofline, around posts, and where materials meet. Snakes use openings far smaller than seems plausible.
A solid, gap-free floor where you can, or fine mesh beneath.
Close the pop hole at night — see free-range chicken house design.
Check after storms. Wind opens gaps that were not there yesterday — see typhoon-proof chicken coop.

Nest boxes deserve particular attention, because that is where eggs are and where hens sit still. Roll-away nest boxes remove the egg from reach as soon as it is laid — see nest box design.

Remove What Draws Them

Deal with the rats. Sealed feed storage, no spilled feed, feeders closed overnight — see rats in the chicken coop.
Clear cover. Long vegetation, piles of material, unused equipment and rubble against the walls all give a route in. Clearing a strip around the coop is one of the cheapest improvements you can make.
Collect eggs frequently. Eggs not in the nest cannot be taken.
Keep the area tidy, which helps against several problems at once — see chicken run design.

About Repellents

Claims for snake repellent products and folk remedies circulate widely and are poorly supported. This site does not recommend them.

What reliably reduces the problem is unglamorous: exclusion, and removing food and cover. That is a construction and housekeeping job rather than a product purchase, which is exactly why the product claims are appealing.

After an Incident

Check how it got in, and fix that specific gap rather than assuming.
Check the whole perimeter while you are looking, because there is rarely only one.
Check the birds for injury.
Expect a return if the attraction is still there. A snake that found eggs once knows where they are.

The Honest Limits Here

That snakes enter poultry housing for eggs, chicks and rodents, and that ordinary large-opening wire does not exclude them, is standard keeper experience. This guide does not identify species, does not advise handling or killing snakes, and gives no mesh sizes — species present vary by area, identification matters for safety, and the right mesh depends on what is local. Get help from someone competent locally rather than handling a snake yourself. Claims made for repellent products are not endorsed here.

Frequently Asked Questions

Why do snakes come into chicken coops?

For eggs and chicks, and often for the rats that the feed attracted. A coop with a rat problem is a coop that becomes attractive to snakes.

How do snakes get in?

Through gaps that look far too small, and through ordinary large-opening chicken wire, which does not exclude them at all.

What are the signs?

Eggs disappearing with no shell fragments left behind, chicks vanishing, and hens reluctant to use a particular nest. Shed skin is conclusive.

Should I handle a snake myself?

No. Some species are venomous and identification is not something to attempt under pressure. Keep people and birds away and get help from someone competent locally.

What keeps snakes out?

Fine mesh rather than chicken wire, sealed gaps at the base and roofline, and removing the rats and cover that attract them in the first place.

Do snake repellents work?

Claims for repellent products and folk remedies are widespread and poorly supported. Exclusion and habitat management are what reliably reduce the problem.

Does keeping the coop clean help?

Yes, indirectly. Removing spilled feed removes rats, and removing clutter and long vegetation removes the cover snakes use to approach.