Cost to Install Stairway Handrail - 2018 Cost Calculator.
For a basic project in zip code 47474 with 25 linear feet, the cost to Install a Stairway Handrail starts at $26.69 - $41.16 per linear foot. Actual costs will depend on job size, conditions, size options. To estimate costs for your project: 1. Set Project Zip Code Enter the Zip Code for the location where labor is hired and materials purchased. 2.