Average Hourly Cost: The average hourly cost of a staircase skirtboard installation by a stair contractor in 2023 is typically between $45 and $75 per hour.

Cost Breakdown: The cost of a staircase skirtboard installation includes the cost of the boards, any necessary hardware, and labor. The cost of the boards varies depending on the type and quality of the material used. The cost of hardware is typically between $10 and $20, and the cost of labor is typically between $35 and $60 per hour.

Factors Affecting Cost: The complexity of the job, the type and quality of the accessory, and the location and service provider can all affect the cost of a staircase skirtboard installation. The more complex the job, the more time it will take to install the skirtboard and the higher the cost. The type and quality of the material used will also affect the cost. The location and service provider can also affect the cost, as some service providers may charge more or less than others.