How Much Does French Drain Installation Cost in Pennsylvania?

Pennsylvania pricing is near the national average. Updated for 2026.

Low End

$1,020

Average

$5,100

High End

$10,200

per project

French Drain Installation Pricing in Pennsylvania

In Pennsylvania, the average cost for french drain installation is $5,100 per project, which is 2% higher than the national average of $5,000. Most Pennsylvania residents pay between $1,020 and $10,200.

Pennsylvania has costs that track closely with the national average, though prices can still vary between urban and rural areas within the state.

French drains redirect water away from your foundation using a perforated pipe in a gravel-filled trench. Critical for preventing basement flooding and foundation damage.

Pennsylvania vs National Average

Pennsylvania Average

$5,100

National Average

$5,000

What Affects French Drain Installation Cost in Pennsylvania?

Type

Interior: $40-$100/linear ft. Exterior: $60-$120/linear ft. Full perimeter: $5,000-$12,000

Additions

Sump pump: $500-$1,200. Drain tile: $20-$40/linear ft. Channel drain: $30-$75/linear ft

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Top-Rated French Drain Installation Pros in Pennsylvania

5 providers

BuildRight Home Design

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📍 Serving all of PA🏗️ Since 2010

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Proudly serving PA since 2010. Licensed, insured, and committed to excellence.

Dream Home Interiors

★★★★★4.5(104 reviews)

📍 Serving all of PA🏗️ Since 2015

✓ Licensed✓ InsuredBBB: A

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NextLevel Remodeling

★★★★★4.4(117 reviews)

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💡 Tips to Save on French Drain Installation in Pennsylvania

1.Interior French drains are cheaper ($40-$100/linear ft) than exterior ($60-$120/linear ft)
2.DIY is possible for simple exterior drains
3.Address grading issues first — sometimes regrading alone solves drainage
4.Bundle with waterproofing for better pricing

📈 French Drain Installation in Pennsylvania Cost Trends (2020–2024)

Prices have increased +17.7% over the last 5 years

$4,332

2020

$4,514

2021

$4,807

2022

$4,942

2023

$5,100

2024

Year	National Avg	YoY Change
2020	$4,332	—
2021	$4,514	+4.2%
2022	$4,807	+6.5%
2023	$4,942	+2.8%
2024	$5,100	+3.2%

Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.

💬 What Did You Pay?

Real costs reported by homeowners for French Drain Installation in Pennsylvania

$5,358

Avg Reported

$3,751

Lowest Reported

$7,769

Highest Reported

Recent Reports

$4,961

Dallas, TX · Jan 2024

★★★☆☆

$5,796

Chicago, IL · Feb 2024

★★★★☆

$4,451

Phoenix, AZ · Mar 2024

★★★★★

$5,672

Denver, CO · Apr 2024

★★★☆☆

$5,296

Atlanta, GA · May 2024

★★★★★

$6,907

Seattle, WA · Jun 2024

★★★☆☆

Frequently Asked Questions

Do French drains really work?

Yes. A properly installed French drain is one of the most effective solutions for redirecting groundwater. They typically last 30-40 years with minimal maintenance.