Chimneys are one of the most exposed parts of a home — sitting above the roofline, taking direct sun, rain, and hail from every direction. Stucco on chimneys tends to deteriorate faster than stucco on walls because of this exposure. Here is what chimney stucco work costs in Austin and what to watch for.
Stucco Chimney Repair Cost
| Repair Type | Cost Range |
|---|---|
| Patch small cracks and holes | $500 – $1,000 |
| Partial re-stucco (one or two sides) | $1,000 – $2,000 |
| Full chimney re-stucco | $1,500 – $2,500 |
| Structural chimney repair + stucco | $2,500 – $5,000+ |
Pricing depends on chimney height, accessibility (roof pitch and location), and whether the underlying structure needs repair before new stucco is applied.
New Stucco Chimney Cladding
If you are building a new chimney or converting from exposed brick to stucco, new cladding typically costs **$1,500 to $5,000** depending on the chimney size and finish. This includes lath, weather barrier, three-coat stucco application, and a finish texture to match your home.
Common Chimney Stucco Problems in Austin
**Crown cracks.** The stucco crown at the top of the chimney cracks from thermal cycling — Austin's 60-degree daily temperature swings between summer days and nights cause expansion and contraction that breaks down the crown over time.
**Water penetration.** Cracks in chimney stucco allow rain to enter the wall assembly. Because chimneys are fully exposed (no roof overhang for protection), even small cracks lead to moisture problems faster than on walls.
**Separation at the roofline.** Where the chimney meets the roof, flashing failures allow water behind the stucco. This is one of the most common chimney leak sources and often presents as cracked or bulging stucco just above the roofline.
**Efflorescence.** White mineral deposits on chimney stucco indicate moisture is passing through the masonry and evaporating on the surface. This points to waterproofing issues that need to be addressed.
Get a Free Assessment
If your chimney stucco is cracking, staining, or separating, contact Star Stucco for a free assessment. We repair and re-stucco chimneys across the Austin metro area. Call (512) 706-9699.
Frequently Asked Questions
How much does it cost to stucco a chimney?
New stucco chimney cladding in Austin costs $1,500 to $5,000 depending on the size, height, and finish. Repairs to existing chimney stucco range from $500 to $2,500.
Why does chimney stucco crack more than wall stucco?
Chimneys sit above the roofline with no protection from overhangs. They take direct sun, rain, and hail from all sides and experience extreme thermal cycling, which causes stucco to crack faster than on protected walls.