How to Spot and Stop Woodpecker Damage on Siding Fast

TL;DR: Woodpecker damage on siding usually looks like round or oval holes, roughly ½ inch to 1.5 inches wide, in rows or clusters near roof lines and corners. Birds peck for three reasons — insects underneath, nesting sites, or the drumming sound carrying well — and the fix depends on which one is driving it. Most cases are stopped for $20-$50 in visual deterrents or netting before repair costs climb past a few hundred dollars.

_Last reviewed: July 2026 · 7 min read_

A woodpecker showing up at 6 a.m. every day isn't random. It's found something in your siding worth coming back for, and if you don't figure out what, the holes will multiply through the spring. Here's how to tell what's happening and how to make the bird move on.

Okoniq Property Hub lets you log exterior damage with photos and dates, so you can track whether a repair actually stopped the pecking or the bird just moved to a new spot.

What does woodpecker damage on siding actually look like?

Woodpecker damage shows up as clean, round-to-oval holes, usually ½ inch to 1.5 inches across, often arranged in a horizontal or vertical line rather than scattered randomly. You'll typically find it on cedar, redwood, or engineered wood siding, less often on vinyl or fiber cement, though vinyl over foam board can still get pecked through if a bird hears something promising underneath.

Look near roof peaks, under eaves, and at corner boards first. Woodpeckers favor high spots with an echo, and they'll often return to the exact same hole and widen it over several days. If you see fresh wood shavings or sawdust on the ground below a hole, that's a sign of very recent activity, not an old scar. Compare that to insect exit holes, which are smaller (under ¼ inch) and don't have the splintered, drilled-out look.

If you're already checking the exterior for damage, it's worth doing a broader pass — a lot of owners who catch woodpecker holes are also the type checking roof problems visible from the ground at the same time, since both jobs use the same walk-around.

Why is a woodpecker attacking your house in the first place?

There are three main drivers: insects living in or behind the siding, a nesting or roosting cavity being drilled out, or the bird using your house as a drumming post to attract a mate. Insect damage is the one worth taking most seriously, because it means something else is going wrong behind the wall.

Carpenter bees, termites, or beetle larvae inside siding or trim give off vibrations and sounds that woodpeckers key in on from yards away. If a woodpecker keeps returning to the same spot even after you've patched it, assume insects until proven otherwise. Nesting holes tend to be larger, rounder, and go in April through June; they're usually a one-time excavation rather than daily returning damage. Drumming damage is more like light pecking dents than deep holes, and it often happens on metal flashing, gutters, or hollow trim because those carry sound best — this is also a good moment to check whether your roof is aging faster than it should, since damaged trim and soft fascia often go hand in hand with woodpecker interest.

What actually stops woodpeckers, and what's a waste of money?

Visual and physical deterrents work; fake owls alone usually don't. Woodpeckers habituate to a stationary decoy within a few days, so the products that hold up long-term combine movement, reflection, and sound.

| Method | Cost | Effectiveness | |---|---|---| | Mylar reflective tape / scare flash tape | $10-$20 | High if moved every 1-2 weeks | | Bird netting over affected area | $25-$50 | Very high, physically blocks access | | Hanging wind chimes / metallic spinners | $15-$30 | Moderate, best combined with tape | | Stationary plastic owl decoy | $15-$25 | Low, birds adapt fast | | Suet feeder placed 20+ feet away | $10-$15 | Moderate, redirects attention |

Netting is the most reliable single fix if the damage is concentrated in one or two spots — stretch it a few inches off the siding so the bird can't get a grip. Reflective tape works almost as well for a fraction of the cost, but only if you reposition it regularly, since a static shiny object loses its startle effect fast. If the underlying cause is insects, none of these deterrents solve the real problem, and the pecking will resume in a new spot once you patch the old one.

How do you repair the holes once the woodpecker moves on?

Fill small holes with exterior wood filler or epoxy, then prime and paint to match; for anything larger than about 2 inches or damage that's gone through the sheathing, replace the siding section instead of patching it. Wait until you've confirmed the deterrent is working for at least a week or two before repairing, since patched holes are often the first place a woodpecker returns to.

For holes under an inch, exterior-grade wood filler (around $8-$12 a tube) works fine — pack it in, let it cure per the label, sand flush, and prime before repainting. For anything deeper or where you can see daylight through to the wall cavity, that's a sign of rot or insect tunneling, and it's worth pulling the board rather than filling it, since filler over active rot just traps moisture. If you're not confident distinguishing cosmetic damage from structural, the same judgment call applies that homeowners face with roof leaks before water gets inside — when in doubt, get a second look before covering it up.

Should you call a pest control or wildlife pro instead of DIY-ing it?

Call a pro if the damage keeps recurring in the same spot after you've tried two deterrent methods, or if you suspect an active insect infestation behind the siding. A pest control inspection typically runs $100-$300 and can confirm whether carpenter bees, termites, or larvae are the real draw, which changes the whole plan from "scare the bird" to "treat the wood."

Woodpeckers are protected under the federal Migratory Bird Treaty Act, so trapping or killing them isn't legal or advisable — deterrence and exclusion are the only real options. If you're hiring anyone for exterior work related to the damage, the same vetting questions apply as hiring a roofer: ask for references, confirm they carry insurance, and get the scope in writing before work starts.

FAQ

Why does a woodpecker keep coming back to the same spot on my house?

It's almost always one of two things: it's found insects making noise or vibration inside that hole, or it's already invested effort in a nesting cavity and won't abandon it easily. If a patched hole reopens within a few days, insects are the more likely cause.

Does woodpecker damage mean I have termites?

Not necessarily, but it's a strong enough signal that a pest inspection (typically $100-$150) is worth the cost. Woodpeckers target carpenter bees and beetle larvae just as often as termites, so the inspection narrows down which pest you're actually dealing with.

What time of year is woodpecker damage worst?

Spring, roughly March through June, is peak season for both nesting excavation and mating-season drumming. Damage often slows dramatically by mid-summer once nesting is done, even without any intervention.

Can vinyl siding get woodpecker damage?

Yes, though it's less common than with wood siding. A woodpecker can punch through vinyl if it detects insect activity or a hollow-sounding cavity behind the foam backing, so vinyl isn't a guaranteed pass.

How much does it typically cost to fully fix woodpecker damage?

Minor cosmetic holes run $20-$50 in filler and paint per spot, while sections needing full siding replacement can run $150-$400 per board depending on material. Deterrents to stop future damage add another $20-$50 on top of repair costs.

This is educational information, not pest control or wildlife management advice. Call a licensed pest control or wildlife professional if you suspect an active insect infestation or need help with a protected bird species.