French Drain Installation Cost Calculator
Estimate the cost of French drain installation based on length, type, and your location.
Last updated: March 25, 2026
French Drain Installation Cost Calculator
Estimate the cost of French drain installation based on length, type, and your location.
Estimated Total
$5,900
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 French Drain Installation cost guide with material comparisons, contractor tips, savings strategies, and regional pricing data.
Quick Cost Reference
Cost by Tier
Exterior French drain, shallow trench (18 inches), corrugated perforated pipe, landscape fabric, gravel backfill, about 50 linear feet
Interior perimeter French drain, 100 linear feet along basement walls, rigid PVC pipe, connected to sump pit, concrete cutting and patching
Full interior and exterior French drain system, 150+ linear feet, commercial-grade drainage board, multiple drain connections, sump pump integration, full waterproofing membrane