Retaining Wall Cost Calculator
Estimate the cost of building a retaining wall based on length, height, material choice, and site conditions.
Last updated: March 25, 2026
Retaining Wall Cost Calculator
Estimate the cost of building a retaining wall based on length, height, material choice, and site conditions.
Estimated Total
$6,150
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 Retaining Wall Construction cost guide with material comparisons, contractor tips, savings strategies, and regional pricing data.
Quick Cost Reference
Cost by Tier
Interlocking concrete block (Allan Block or similar), 3 ft tall, 50 linear feet, no engineering required, basic gravel backfill and drainage
Natural stone or premium block, 4 ft tall, 50 linear feet, geogrid reinforcement, proper drainage system, landscape-ready cap
Natural stone or poured concrete, 6 ft tall, 50 linear feet, engineered design, full drainage system, geogrid layers, rebar reinforcement