Cost of Rotted Joist Repair
Addressing rotted joists is essential for maintaining structural integrity and safety in your home. The total cost varies based on several key factors, including the extent of damage, accessibility, and the type of materials used. Proper assessment and timely intervention can prevent further deterioration and costly repairs down the line.

Larger or more severe rot requires more labor and materials, significantly increasing repair costs.

Joists that are hard to reach or located in confined spaces may require additional work, raising overall expenses.

Different wood types have varying costs and durability, influencing the price of replacement materials.
Factor | Cost Range |
---|---|
Minor Repair (small section replacement) | $300 - $800 |
Moderate Repair (partial joist replacement) | $800 - $2,500 |
Major Repair (full joist replacement) | $2,500 - $6,000 |
Additional Structural Reinforcement | $1,000 - $3,000 |
The cost of rotted joist repair can vary widely based on the scope of work. Small repairs tend to be straightforward and less expensive, often involving localized replacement or reinforcement. Larger projects, especially those requiring removal and replacement of entire joists, can become more complex and costly due to the need for additional support structures and specialized labor. It is recommended to get multiple estimates to ensure a fair price and to understand the specific needs of your home.
In addition to the basic repair costs, you should consider potential additional expenses such as permits, inspection fees, and possible damage to surrounding structures. Properly addressing rotted joists not only restores safety but also preserves the value of your property. Investing in quality materials and experienced professionals ensures long-lasting results and peace of mind.

Interior damage often requires removal of drywall or flooring, increasing labor costs but ensuring thorough repair.

Visible signs like sagging floors or discoloration indicate advanced rot, demanding more extensive work.

Choosing high-quality, durable wood or engineered alternatives can influence initial costs but offer better longevity.
Service | Average Price |
---|---|
Beam Reinforcement | $1,200 - $3,500 |
Floor Joist Replacement | $2,000 - $5,500 |
Subfloor Repair | $800 - $2,000 |
Support Post Installation | $400 - $1,200 |
Foundation Inspection | $300 - $700 |
Structural Assessment | $500 - $1,500 |
Pest Treatment (if applicable) | $200 - $600 |
Drywall or Flooring Replacement | $1,000 - $3,000 |
Permits and Inspection Fees | $150 - $500 |
Complete Structural Overhaul | $5,000 - $15,000 |