HomeReno Cost

French Drain Cost in Delaware

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Estimated cost

$1,581$3,284

Typical range for the options you selected.

Itemized cost breakdown
ItemEstimate
Trench excavation$771
Perforated pipe & fittings$298
Drainage gravel$590
Installation labor$576
Geotextile filter fabric$198
Subtotal$2,433

Local cost snapshot for Delaware

Typical french drain cost estimate for Delaware
Typical range$1,581-$3,284
Modeled midpoint$2,433
Labor index96% of national baseline
Local permit signalPermit likely

How we estimate these costs →

What affects french drain cost in Delaware

French Drain costs in Delaware differ from the national baseline mainly because of local labor rates. French drain labor in Delaware runs about 4% below the national average carpenter wage (BLS), holding installation cost down.

Delaware's flat coastal-plain terrain and high water table leave water little room to drain, so a French drain here lowers the water sitting around foundations and keeps soggy yards from staying waterlogged.

Most Delaware jurisdictions require a permit when the drainage work alters site grading or ties into a public storm sewer (a simple yard drain often needs none); typical residential fees run $100–$350, usually with a drainage or final inspection. Delaware levies no sales tax, so French drain materials are not taxed at the point of sale.

How the Delaware estimate is adjusted

Labor
We apply the Delaware labor multiplier only to labor-heavy line items, so material prices do not rise or fall just because local wages differ.
Climate
The local climate note is included because weather exposure, humidity, freeze-thaw cycles, or coastal conditions can change product choice and prep work.
Taxes and permits
The estimate applies the market tax model and flags whether local permit costs are usually part of the homeowner budget.