How Much Does French Drain Installation Cost in Los Angeles, CA?
Los Angeles pricing is 38% above the national average. Updated for 2026.
Based on local labor rates, mediterranean climate conditions, and Los Angeles's entertainment-tech-trade economy.See our methodology
French Drain Installation Pricing in Los Angeles, CA
Los Angeles is a high-cost market where french drain installation runs about 38% above the national average. The city's entertainment-tech-trade economy supports higher wages, which translates to elevated contractor rates. With a population of 3.9M, competition among providers exists but demand keeps prices firm.
Local climate plays a direct role in french drain installation costs here. Year-round mild weather means no seasonal pricing spikes but high demand keeps prices elevated.
Market-specific factors matter in Los Angeles: seismic retrofit requirements add to construction costs; traffic increases travel time charges for contractors.
Los Angeles has strict permitting requirements. Budget an additional 5-15% for permits, inspections, and code compliance when planning your french drain installation project. Licensed contractors familiar with local codes can navigate this process efficiently.
Los Angeles vs National Average
What Affects French Drain Installation Cost in Los Angeles?
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
Los Angeles Market Conditions
seismic retrofit requirements add to construction costs; traffic increases travel time charges for contractors
Local Climate Impact
year-round mild weather means no seasonal pricing spikes but high demand keeps prices elevated
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Tips to Save on French Drain Installation in Los Angeles
- 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
- 5.In Los Angeles, verify your contractor handles local permits — the permitting process here is more involved than average and DIY permit applications can cause delays.
📈 French Drain Installation in Los Angeles Cost Trends (2020–2024)
Prices have increased +17.7% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $5,861 | — |
| 2021 | $6,107 | +4.2% |
| 2022 | $6,504 | +6.5% |
| 2023 | $6,686 | +2.8% |
| 2024 | $6,900 | +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 Los Angeles
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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.
Why does french drain installation cost different in Los Angeles than other cities?
Los Angeles's costs reflect local labor rates driven by the entertainment-tech-trade economy, mediterranean climate conditions that affect materials and scheduling, and strict permitting requirements. The competitive labor market also influences competitive pricing.
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