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Lee's Summit, MO

French Drain Installation Cost in Lee's Summit

$1,500 – $5,950

Average french drain installation cost in Lee's Summit · avg $3,750

  • Updated 2026
  • 12 local pros
  • Based on local project data
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At a glance · Lee's Summit
Typical timeline
1–2 days
Permit
Usually required · ~$170
Local soil
expansive clay
Freeze-thaw cycles
45 / yr
Local pros
12 available

French Drain Installation cost in Lee's Summit, MO

Perimeter drainage that channels groundwater away from the foundation before it gets in. Below is how it compares with related foundation and drainage work in Lee's Summit.

Service in Lee's SummitLowAverageHigh
Basement Waterproofing$2,300$4,750$7,200
Foundation Repair$2,200$5,100$8,000
Crawl Space Encapsulation$3,000$5,450$7,900
French Drain InstallationThis page$1,500$3,750$5,950
Sump Pump Installation$650$1,400$2,150

Ranges reflect local labor and expansive clay soil conditions. Your quote depends on square footage, access, and severity.

What affects the cost in Lee's Summit

Annual rainfall
40"
Freeze-thaw cycles / yr
45
Frost depth
29"

Homes in Lee's Summit sit on expansive clay that pushes against foundation walls as it takes on water, the biggest single driver of local foundation and waterproofing work.

Permits in Lee's Summit

Underpinning, piering, and wall stabilization need a permit (often with an engineer's letter); small interior repairs typically do not.

Issuing authority: City of Lee's Summit Department of Buildings · typical fee ~$170

Get matched with french drain installation pros in Lee's Summit

12 established french drain installation companies serve the Lee's Summit area. Tell us about your project and compare free quotes, no obligation.

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French Drain Installation in Lee's Summit: FAQ

How much does french drain installation cost in Lee's Summit?+

In Lee's Summit, french drain installation typically runs $1,500–$5,950, averaging about $3,750. The expansive clay soil and 45 freeze-thaw cycles a year are the biggest local price drivers.

Do I need a permit for french drain installation in Lee's Summit?+

Underpinning, piering, and wall stabilization need a permit (often with an engineer's letter); small interior repairs typically do not. Permits are handled by City of Lee's Summit Department of Buildings, with a typical fee around $170.

Is french drain installation worth it in Lee's Summit?+

With 40" of annual rainfall and a 29" frost depth, untreated water intrusion in Lee's Summit tends to worsen each freeze-thaw season, so most homeowners find addressing it early is far cheaper than structural repair later.