Looking for a drainage contractor in Corte Madera, CA? Describe your project once and up to three drainage contractors who work in Corte Madera and Marin County get back to you with a quote. It's free and there is no obligation.
Corte Madera is home to about 10,006 people (2024 Census Bureau estimate), a shrinking community (−2.1% since 2020). With 3,166 people per sq mi, it is a suburban area. Heavy rains, clay soils and flat lots are common causes of soggy yards here.
Corte Madera at a glance
- Population (Census Bureau estimate, 2024)
- 10,006 (−2.1% since 2020)
- Rank in California
- 376th of 482 cities and towns
- Land area
- 3.2 sq mi
- Population density
- 3,166 people per sq mi (suburban)
- Type
- Town (Corte Madera town)
- Main county
- Marin County
What to check before hiring in Corte Madera
- Call 811: utilities must be marked before digging.
- Outlet: ask where the water will go; local rules limit discharges toward neighbors and streets.
- Permits: in California, large grading jobs may need a permit from the city or county.
- Price drivers: length of drain, depth, outlet, and lawn or hardscape restoration.
Useful official resources
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Call 811
Official information and guidance.
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EPA: green infrastructure for homeowners
Official information and guidance.
Services available in Corte Madera
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French drain or yard drain
French drain, catch basins or channel drains to move water away from the problem area.
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Grading and regrading
Regrading the soil so that water flows away from the house.
Frequently asked questions in Corte Madera
How much does yard drainage cost in Corte Madera, CA?
It depends on the length of drain, the depth and the outlet. Describe the problem: contractors who serve Corte Madera reply with a quote.
How long does it take?
Most residential drains take one to three days.
Will a drain fix a wet basement?
It can help when water comes from the yard; inside problems may need waterproofing too.
Which drainage contractors will contact me?
Up to three independent drainage contractors who serve Corte Madera and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.