How to Escape-Proof a Yard and Fence

Dogs leave a yard in three ways — over the top, under the bottom, or through a gap — and the fix is different for each, so start by working out which one your dog is. Standing at a window for twenty minutes and watching what the dog does at the fence line will tell you more than any amount of general fencing advice.

Match the fix to the escape style

A dog that jumps needs height. A dog that climbs needs the wrong texture, which is a completely different purchase. Buying a taller chain link for a climber just gives them more ladder.

Height, honestly

There is no single number. As rough guidance for an average adult dog in good condition:

Two things matter as much as the number. First, the run-up: a dog clears far more with fifteen feet of straight approach than from a standing start, so break the lane with a shrub bed or a second low barrier. Second, the launch pad — the woodpile, the air-conditioning unit, the raised bed, the kennel roof, the snow drift in February. Owners look at the fence and miss the thing parked two feet from it.

Under the fence

Digging is the most common escape and the cheapest to fix. Options, roughly in order of effort:

• A gravel or paving apron a foot or two wide along the inside of the fence line. Dogs dislike digging into stone.
• Chicken wire or hardware cloth laid flat on the ground against the fence, pinned down and covered with soil or mulch, forming an L-footer. Paws hit wire an inch down and give up.
• Buried fencing where the fence material itself continues twelve inches or more below grade. The most work, the most permanent.

Whatever you choose, walk the whole line rather than fixing the one hole. A dog that has learned digging works will simply move four feet along.

Gates are where it actually goes wrong

Most escapes are not heroic. Someone left the gate on the latch, the wind took it, the delivery driver pushed it and walked away, or the kids came in and it swung back open.

• Fit a self-closing hinge and a spring latch, so the default state is closed rather than depending on anyone remembering.
• Add a carabiner or padlock on the outside where a person can reach it. A latch that lifts can be lifted by a nose.
• Put up a small sign facing the street asking that the gate be kept shut. It works more often than it does not.
• Check the gap under the gate and at the hinge side. Gates sag, and a four-inch gap is a door for a terrier.
• If your dog is a runner, build an airlock — a small penned area between the house door and the yard gate, so no single mistake puts the dog on the road.

Why the dog wants out

Hardware buys you time. It does not remove the motivation, and a strongly motivated dog studies the fence every day looking for a new answer.

The usual drivers are boredom, separation distress, an intact dog seeking a mate, a prey trigger — squirrels, cats, cyclists — or a barrier-frustrated dog that has been fence-running at the neighbour's dog for months. Neutering resolves some roaming, and your vet can talk through whether that fits your dog. Exercise, training and having something to do in the yard resolve rather more of it, and a dog that gets a real walk, a sniffing session and a food puzzle is a dog with much less interest in the fence line.

Never leave a dog unsupervised in a yard all day and treat the fence as the plan. Fences fail, gates get opened, and the yard is not the enrichment most owners hope it is.

Assume it will fail once

Every escape-proofing plan should include the day it does not work. That means a collar with an ID tag on at all times, and a microchip with your current phone number on the registry — the registration is the part that people forget, and a chip pointing at a dead number is a chip that does nothing. Our guide to microchips and registration walks through the check.

Keep a recent photo of your dog, standing side-on and showing any markings, on your phone. If the worst happens, the first hour of a lost dog search is when that photo matters most.

What to do next

Walk your fence line this weekend with a mug of tea and look at it as your dog does: the gaps, the launch pads, the soft soil, the gate that sags. Fix the escape style your dog has actually shown, add the gate hardware regardless, and check that the tag and the chip registration are both current before you need them to be.