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Septic System Costs in Arizona (2026)

Based on BLS wage data, septic system in Arizona costs an average of $8,567, ranging from $8,411 to $8,808.

Arizona Average $8,567

Septic System Costs by City in Arizona

Phoenix $8,697 Tucson $8,808 Mesa $8,411 Scottsdale $8,483 Chandler $8,438

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Alex - Founder

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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