Cost to Replace Siding on One Side of a House (2024)

Replacing siding on a single side of a house typically costs between $2,000 and $8,000 installed, though the final number depends on wall size, siding material, and whether there's underlying damage. Most homeowners land somewhere around $3,500–$5,500 for a standard side wall covered in vinyl or engineered wood. Below, we break down exactly what drives that price so you can budget accurately before talking to contractors.

Why Would You Replace Siding on Only One Side?

Full-home siding replacement isn't always necessary. Homeowners commonly tackle a single wall when:

• Storm damage hit one exposure — hail, wind, or a fallen branch damaged only the south or west face.
• Sun and weather exposure deteriorated one side faster than the others, especially south- and west-facing walls that get the most UV and rain.
• Insurance claims cover only the damaged section, not the whole house.
• Budget constraints make it practical to phase the project over multiple years.
• An addition or bump-out needs new siding that ties into the existing exterior.

Whatever the reason, pricing a single wall is straightforward once you know the square footage and material.

How Do You Calculate the Square Footage of One Wall?

Contractors price siding by the square foot of wall area (or by the "square" — a unit equal to 100 square feet). To estimate a single wall yourself:

1. Measure the wall's length in feet.
2. Measure the height from the foundation to the eave (the bottom edge of the roof overhang).
3. Multiply length × height.
4. Subtract the area of any windows and doors on that wall.

For example, a wall that's 50 feet long and 9 feet tall is 450 square feet. If it has two 15-square-foot windows and one 20-square-foot door, the net siding area is about 400 square feet. Gable ends (the triangular section above the eave on the short sides of a house) add extra area — calculate those as ½ × base × height of the triangle.

A typical single-story ranch wall runs 300–500 square feet. A two-story colonial wall can be 500–900+ square feet.

What Does Each Siding Material Cost per Square Foot?

Material choice is the single biggest cost variable. Here are realistic installed price ranges — meaning materials plus labor — for the most common options:

These ranges reflect national averages and will shift based on your local labor market. Urban areas and regions with high construction demand tend to sit at the upper end.

What Other Costs Should You Expect?

The per-square-foot material and labor price doesn't always tell the whole story. Several additional line items commonly show up on single-wall siding quotes:

Tear-Off and Disposal

Removing the old siding adds roughly $1–$3 per square foot, depending on the material. Vinyl strips off quickly; stucco or layered siding takes longer and costs more to dispose of. For a 400-square-foot wall, budget $400–$1,200 for tear-off.

Sheathing and Housewrap Repair

Once old siding comes off, contractors inspect the sheathing (the plywood or OSB layer beneath the siding) and the weather-resistant barrier (housewrap like Tyvek). If either is damaged, replacing a section of sheathing runs about $2–$5 per square foot for materials and labor. New housewrap over the full wall adds roughly $0.50–$1.50 per square foot.

Trim, Corners, and Flashing

Trim boards around windows and at corners often need replacement alongside the siding. Trim work can add $300–$1,500 to a single-wall project depending on how many openings and transitions the wall has. Flashing — the metal strips that direct water away from joints — is critical at window and door headers and typically runs $5–$10 per linear foot installed.

Insulation Upgrades

If you're already tearing off siding, it's a cost-effective time to add or upgrade insulation. Rigid foam board insulation beneath siding costs roughly $1.50–$3.00 per square foot for material and installation. This can noticeably improve energy efficiency, especially on north-facing walls.

Painting or Finishing

Fiber cement and natural wood siding may need priming and painting after installation if not factory-finished. Add $1–$3 per square foot for on-site painting.

Does Replacing One Side Cost More per Square Foot Than a Full House?

Usually, yes — but not dramatically. Contractors build mobilization costs (travel, setup, scaffolding, dumpster rental) into every job. When you're siding an entire house, those fixed costs spread across 1,500–3,000+ square feet. On a single-wall project, the same setup costs spread across only 300–600 square feet, so your effective per-square-foot price may be 10%–25% higher than it would be as part of a whole-house job.

That said, the total out-of-pocket cost is obviously much lower. If your budget only allows one wall now, it's a perfectly reasonable approach. Just be aware that if you plan to do the remaining walls later, you'll pay those setup fees again each time.

Can You Match New Siding to the Existing Siding?

This is one of the biggest concerns homeowners have when replacing a single side, and the answer depends on the material:

• Vinyl: Manufacturers change colors and profiles over time. If your existing vinyl is more than 5–7 years old, an exact match may be difficult. Fading from UV exposure makes the mismatch more noticeable. Some manufacturers keep legacy colors in production, so your contractor may be able to special-order a close match.
• Fiber cement and engineered wood: These can be painted to match, making color matching much easier. A skilled painter can blend the new wall to look seamless.
• Natural wood: New cedar will look different from weathered cedar, but staining or painting both walls the same color solves the problem.
• Metal: Factory colors are generally consistent, but aged panels may have faded or oxidized. Powder-coated finishes hold color better over time.

If a perfect visual match matters to you, consider choosing a paintable material or budgeting for a fresh coat of paint on the adjacent walls to unify the appearance.

Should You Repair or Fully Replace One Side?

Not every damaged wall needs full replacement. Here's a general rule of thumb:

• Less than 20%–30% of the wall is damaged: Spot repairs and patching are usually cheaper and sufficient. Vinyl siding repair runs roughly $200–$800 depending on the extent.
• More than 30%–40% is damaged, or the underlying sheathing has rot: Full replacement of that wall makes more financial sense. Patching widespread damage piecemeal often costs nearly as much as replacing the whole side, with a less uniform result.
• The siding is near end-of-life: If your siding is 20–30+ years old and showing widespread wear, replacing the worst wall now and planning for the rest is a smart phased approach.

A qualified contractor can assess whether repair or replacement makes sense after inspecting the wall in person.

How to Get an Accurate Quote for a Single Wall

To get useful, comparable quotes, keep these tips in mind:

• Get at least three bids. Pricing varies significantly between contractors, especially for smaller-scope jobs that some larger companies may not prioritize.
• Ask for itemized estimates. You want to see separate line items for tear-off, materials, labor, trim, and any sheathing or insulation work. This makes it easy to compare bids apples-to-apples.
• Specify the material and profile you want. Vague quotes like "siding replacement" without specifying vinyl vs. fiber cement are impossible to compare.
• Ask about warranties. Material warranties from the manufacturer (often 25–50 years for vinyl, 15–30 years for fiber cement) and labor warranties from the contractor (typically 1–5 years) should both be documented in writing.
• Clarify what happens if hidden damage is found. A good contract will include a per-square-foot price for sheathing replacement so there are no surprises mid-project.

If you're ready to compare prices from pre-screened siding contractors in your area, get matched with a local contractor using the form on our home page. You'll receive free, no-obligation quotes tailored to your specific wall and material preference.

Real-World Cost Examples

Here are three sample scenarios to help you benchmark your project:

These examples include tear-off, installation, and basic trim but assume no major structural repairs are needed.