Cracked Stucco? Here’s When to Repair or Replace

Cracks in your stucco may seem minor—but they can be a sign of something much bigger beneath the surface. At Alasya Construction, we’ve helped homeowners across the Greater Toronto Area assess and fix stucco damage before it turns into costly repairs.

Woodpecker damage on stucco

🔍 Common Causes of Stucco Cracks

Before you decide what to do, it helps to understand why stucco cracks in the first place:

  • Normal settling of the home
  • Improper installation or curing
  • Moisture intrusion behind the walls
  • Temperature changes (freeze-thaw cycles)
  • Structural movement or foundation shifts

Not all cracks are dangerous—but ignoring the wrong ones can lead to serious water damage, mold, or even structural decay.

Alasya Construction, Exterior Stucco

🛠️ When to Repair Stucco

Repairing is often enough when:

  • The cracks are hairline thin (less than 1/16 inch)
  • Cracking is localized (a single area)
  • There’s no sign of moisture or staining
  • The rest of the stucco is in good shape

In these cases, a patch or skim coat can restore both function and appearance.

💡 Pro Tip: Ask your contractor about color-matched stucco so your patch blends in seamlessly.


⚠️ When to Replace Stucco

You may need to replace stucco if:

  • Cracks are wide, long, or spreading
  • There’s bulging, crumbling, or flaking
  • You see discoloration, mold, or moisture spots
  • Your stucco is older than 20 years
  • It was installed over wood framing without a proper moisture barrier

In these situations, full replacement protects your home’s structure and ensures long-term performance.


🏡 Don’t Wait—Get a Free Stucco Inspection

At Alasya Construction, we specialize in stucco repair, remediation, and replacement throughout the GTA. Whether it’s a small touch-up or a full re-stucco, we bring expert craftsmanship, honest advice, and top-tier finishes every time.

✔️ Serving Toronto, Vaughan, Mississauga, Brampton, and beyond
✔️ Licensed & insured
✔️ Residential and commercial services available


📞 Ready to Fix Those Cracks?

Contact Alasya Construction today for a free stucco inspection or quote. Let’s bring your walls back to life—stronger and more beautiful than ever.

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