Septic and Sewer
Septic Systems: costs by job
Install, replace, repair and maintain costs for every septic systems job we track, with the trade required and how DIY-friendly each one is.
Model reviewed August 2026
Cost comparison
Typical national figures for a standard single-family home.
| Septic System InstallationTypical $15,000 · Septic contractor · DIY 1/5 | $6,000 – $38,000 |
|---|---|
| Septic System ReplacementTypical $15,000 · Septic contractor · DIY 1/5 | $6,000 – $38,000 |
| Septic System InspectionTypical $900 · Septic contractor · DIY 1/5 | $360 – $2,280 |
| Septic Tank Pumping CleaningSeptic contractor · DIY 3/5 | Cost under revalidation |
| Septic Tank Pumping MaintenanceSeptic contractor · DIY 3/5 | Cost under revalidation |
| Drain Field ReplacementTypical $11,000 · Septic contractor · DIY 1/5 | $4,500 – $28,000 |
| Drain Field RepairTypical $2,420 · Septic contractor · DIY 1/5 | $990 – $6,160 |
Septic System
Septic System InstallationTypical $15,000 · Septic contractorSeptic System ReplacementTypical $15,000 · Septic contractorSeptic System InspectionTypical $900 · Septic contractor
Variants: Conventional · Mound · Aerobic · Drip