Need a yard drainage fix in Los Angeles County, CA? Los Angeles County has about 9,757,179 residents (2024 estimate) and 88 incorporated cities and towns. Describe your project once: drainage contractors who work in Los Angeles County get back to you.
Grading and stormwater rules in Los Angeles County are set by the city or county.
Services available in Los Angeles County
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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 Los Angeles County
Do drainage contractors cover the whole of Los Angeles County?
Most pros work across the county and neighboring counties. Enter your ZIP code in the form and we match you with pros who serve your exact area.
Yard Drainage in California: all counties
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.