National Average Cost
$10000–$25000(typical: $15000)
Drainfield Replacement Costs
Drainfield replacement is a major expense, typically costing **$10,000–$25,000** for residential systems. This investment is necessary when your existing drainfield has failed and can't be repaired.
Cost Breakdown
| Factor | Cost Range | Notes |
|---|---|---|
| Standard replacement | $10,000–$15,000 | Most residential systems (1,000 sq ft) |
| Large system | $15,000–$25,000 | Larger homes or commercial (2,000+ sq ft) |
| Alternative system | $18,000–$30,000 | Aerobic systems required in some areas |
Factors Affecting Cost
- Soil conditions and percolation rates
- Size of the required drainfield
- Local permitting and engineering requirements
- Equipment access and excavation difficulty
- Whether an alternative system is required
Cost Breakdown
| Factor | Cost Range | Notes |
|---|---|---|
| Standard replacement (1,000 sq ft) | $10,000–$15,000 | Most residential systems |
| Large system (2,000+ sq ft) | $15,000–$25,000 | Larger homes or commercial |
| Alternative system (aerobic) | $18,000–$30,000 | Required in some areas |