Septic System Costs in Indiana (2026)

Based on BLS wage data, septic system in Indiana costs an average of $7,698, ranging from $7,250 to $8,155.

Indiana Average $7,698

Septic System Costs by City in Indiana

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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 →

Other Home Repair Costs in Indiana