Support Beam Replacement Cost Calculator
Estimate the cost to replace a structural support beam or header based on span, material, and your location.
Last updated: March 25, 2026
Support Beam Replacement Cost Calculator
Estimate the cost to replace a structural support beam or header based on span, material, and your location.
Estimated Total
$6,500
Itemized Breakdown
This calculator provides estimates based on national averages adjusted for your region. Actual costs may vary significantly based on specific project conditions, contractor availability, material prices, and local market factors. Always get at least 3 quotes from licensed, insured contractors before starting your project.
Want the full picture?
Read our complete Support Beam / Header Replacement cost guide with material comparisons, contractor tips, savings strategies, and regional pricing data.
Quick Cost Reference
Cost by Tier
Single door or window header replacement, 4-6 feet, wood LVL beam, temporary shoring only for the span above.
Main carrying beam replacement in basement or crawl space, 12-16 feet, steel or LVL beam, engineer plan, temporary jacking and shoring.
Multiple beams or long-span ridge beam/header, steel I-beam installation, full structural engineering, crane rental, complete restoration of finished surfaces.