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Septic System Costs in Texas (2026)

Based on BLS wage data, septic system in Texas costs an average of $8,433, ranging from $7,842 to $8,843.

Texas Average $8,433

Septic System Costs by City in Texas

Houston $8,555 Dallas $7,842 Austin $8,843 San Antonio $8,159 Fort Worth $8,437 El Paso $8,765

Compare Septic System Costs in Nearby States

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Reviewed by

Alex Johnson, P.E.

Mechanical Engineer • 15+ Years Home Repair Experience • Licensed Contractor

All cost data on this page has been verified against BLS and Census Bureau records. See our methodology →

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