Septic Tank Prices in Los Angeles

5 services from $288 · Los Angeles, California

Septic Tank Prices in Los Angeles

Prices exclude state and local sales tax. Permit requirements, setback rules, and approved system types vary significantly by county. Always consult your county health department before installation.

Filter by price range$288 – $33,000
$288$33,000
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Septic tank prices in Los Angeles

Septic Tank Tips for Los Angeles

LA County has tens of thousands of properties on septic in unincorporated areas — LACOE permits are required for all new installations and major repairs

Southern California's clay soils in many areas limit drain field options — a perc test and soil evaluation are mandatory for any new system approval

Many LA Basin hillside properties have challenging access and soil conditions — get multiple quotes for any major septic work as pricing varies significantly

Key Services at a Glance — Los Angeles

Pump-Out

$455

avg · $288$805

Septic tank pump-out

New Installation

$15,400

avg · $6,600$27,500

Complete septic system

AWTS / Treatment

$19,800

avg · $11,000$33,000

Aerated treatment system

Septic tank pump-out in Los Angeles starts from $288. Pump-out services average $455 in Los Angeles. Prices exclude state and local sales tax. Permit requirements, setback rules, and approved system types vary significantly by county. Always consult your county health department before installation.

Septic tank services in Los Angeles include pump-outs, new installations, system replacements, septic to sewer conversions, compliance inspections, absorption trench repairs, aerated treatment system installations, and effluent pump replacements. New installations in Los Angeles average $15,400.

A new septic system in Los Angeles costs $6,600–$27,500, averaging $15,400. An aerated treatment system (AWTS) costs $11,000–$33,000. Prices exclude state and local sales tax. Permit requirements, setback rules, and approved system types vary significantly by county. Always consult your county health department before installation.

Check online reviews on Google and local trade directories. Verify the contractor holds a current plumber's licence and is licensed to handle liquid waste in your state or territory. For new installations, confirm the contractor is familiar with your local council's approval process. Get at least two quotes for major work. Ask about their experience with your soil type and any council-specific requirements in Los Angeles.