If you’re dealing with chipmunks in your garden, you’ve probably wondered if fences can keep them out at all.
Chipmunks climb really well and usually get over most fences without much trouble. So, a basic barrier probably won’t keep them away from your plants or bulbs.

They dig, too. Even if your fence looks solid, chipmunks might just go under it to sneak in.
If you get how chipmunks move, you’ll have a better shot at picking the right ways to protect your garden and keep these little guys out.
Chipmunk Abilities And Fencing Challenges

Chipmunks move quickly and seem pretty clever about getting around the yard. They climb, dig, and squeeze through tiny gaps, which makes blocking them a real challenge.
If you know how they move and what kinds of fences they can get past, you’ll have a better chance at protecting your plants.
How Chipmunks Move and Climb
Chipmunks climb almost anything. Their sharp claws grip wood, metal, and even rough plastics.
You might see them scaling trees, fences, or hopping onto bird feeders just to grab some sunflower seeds.
Their bodies are small and super flexible. Sometimes they squeeze through spaces as narrow as an inch.
If you’ve got branches or anything close to the fence, chipmunks can use them to jump or climb up.
Since they’re fast and agile, even a tall fence might not be enough.
Common Fence Types and Chipmunk Access
Some fences just don’t work well against chipmunks. Chicken wire and plastic netting? They get right through or over those.
Metal fences hold up better, but if you leave gaps at the bottom or don’t bury them deep, chipmunks dig under.
Wood fences look sturdy, but chipmunks climb them easily, especially if something nearby gives them a boost.
Here’s what actually helps against chipmunks:
- Use 1/4 inch hardware cloth for fencing
- Bury the fence 6 to 12 inches deep to block digging
- Make it at least 2.5 to 3 feet tall
- Add metal flashing or netting on top to stop climbing
Factors Affecting Chipmunk Fence Climbing
A few things make it easier for chipmunks to get over a fence.
If you’ve got trees, posts, or objects near the fence, chipmunks use those as stepping stones. So even a tall fence won’t always work if they can jump onto it.
Fence texture matters, too. Smooth vinyl or metal slows them down, but honestly, many chipmunks still figure out how to grab on and climb.
If you keep bird feeders or food near the fence, chipmunks show up more often. The more food they smell, the harder they’ll try to get inside.
Keeping food away from fences can make them less interested in your yard.
For more tips on keeping chipmunks out of your garden, check out how to keep chipmunks out of your garden.
Prevention, Feeder Protection, And Privacy Considerations

You’ve got some good options if you want to keep chipmunks off fences and away from food sources.
At the same time, it’s smart to think about privacy and security if you’re using tech around your home for monitoring.
Effective Methods to Deter Chipmunks from Fences
Since chipmunks climb well, smooth fences made of metal or plastic work best. A fence about 30 inches high with a base buried 6 to 12 inches underground can help stop them from burrowing.
Try adding a foot-wide “L”-shaped shelf at the bottom of the fence. Chipmunks don’t like crawling over the overhang.
Seal wooden fences and use ¼ inch hardware cloth to close up any small gaps.
It’s worth checking for holes now and then and fixing any damage so chipmunks can’t squeeze through or chew their way in.
Protecting Bird Feeders and Food Sources
Chipmunks love seeds, especially sunflower seeds.
Mount feeders on thin, smooth metal poles to make climbing tough for them. Avoid wood posts or tree trunks, since chipmunks just scramble right up those.
Keep bird feeders at least 20 to 30 feet from buildings. That way, chipmunks can’t use walls or decks to jump up.
Try using feeders with trays to catch spilled seed or just clean up dropped seeds regularly. Squirrel-proof feeders can also help keep your bird food safe.
Balancing Wildlife with Privacy and Security
If you’re using cameras or smart devices to keep an eye on chipmunks or other wildlife, take a moment to look over your privacy settings. Dive into the privacy dashboard on your devices or apps so you can see—and actually control—what personal data, like geolocation data or IP addresses, they grab.
Read through the privacy policy and cookie policy for any app you use to manage these gadgets. It’s not thrilling, but it helps you know what’s really going on.
Stick with strong security measures to block anyone you don’t want poking around your home network or devices. Don’t forget to authenticate users on all your devices and apps; it’s a simple way to keep spam and unwanted visitors out.