French Drain Cost in Flower Mound, TX
What drives the price of a French drain and what a complete quote should spell out.
The Short Answer
Usually Priced by the Linear Foot, After Inspection
Contractors typically price a French drain by the length of the run and the difficulty of the job, so the number comes after someone sees the lot. Short, simple runs and long, difficult ones can differ by thousands of dollars.
For a ballpark based on published Dallas–Fort Worth price guides, try the cost estimator. Use written estimates for your lot to compare real prices.
Cost Factors
What Moves the Price
- Length of the drain run
- Trench depth and how hard the clay and rock are to dig
- Discharge method: gravity to a legal outlet, pop-up emitter, or a sump pump station
- Access, fences, trees, hardscape, and utilities in the path
- Whether catch basins, downspout lines, or regrading are part of the job
- Pipe and materials specified (rigid perforated PVC, washed gravel, filter fabric)
- Restoring the surface: sod, landscaping, concrete
Compare Quotes
Questions That Make Quotes Comparable
- Linear feet, trench depth, and pipe type for each quote
- Where it discharges and whether any permit is needed
- Whether downspouts are kept on a separate line
- What surface restoration is included
- Warranty terms
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FAQ
Common Questions
Why are French drains priced per foot?
Why are French drains priced per foot?
Most of the cost scales with the length of the run: digging, pipe, gravel, fabric, and restoring the surface. Depth, access, and the discharge method then adjust the price.
Does the quote include restoring my lawn?
Does the quote include restoring my lawn?
Not always. Ask whether sod, landscaping, or concrete repair is included, and get it in writing.
Is a cheaper install with flexible corrugated pipe a good deal?
Is a cheaper install with flexible corrugated pipe a good deal?
Corrugated pipe can trap silt and clog. Rigid perforated PVC with washed gravel and filter fabric is the more durable build. See the French drain page.
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