On average, in California, the cost typically ranges from $2000 to $5,000.
Cost Breakdown
1. Labor Costs
- Average Labor Cost: $75 - $150 per hour
- Total Labor Hours: 20 - 40 hours
- Total Labor Cost: $1,000 - $3,000
2. Materials
- Pipes (copper, PVC, or PEX): $200 - $1,000
- Fittings and Fixtures: $200 - $800
- Additional Supplies (sealant, connectors, etc.): $50 - $200
- Total Materials Cost: $450 - $2,000
3. Permits
- Cost of Permits: $50 - $500 (varies by location and project scope)
- https://www.ladbs.org/forms-publications/forms/permit-applications
Factors Affecting the Cost
- Size of the Bathroom: Larger bathrooms require more materials and labor
- Number of Fixtures: More fixtures (toilet, sink, shower, bathtub) mean more plumbing work.
- Type of Plumbing System: The choice between copper, PVC, or PEX piping can affect the cost.
- Accessibility: If the plumbing requires extensive work in hard-to-reach areas or modifications to existing structures, the cost will be higher.
- Existing Plumbing: In older homes, the existing plumbing may need significant updates or replacement, adding to the cost.
Example Cost Estimate
For a standard bathroom with a toilet, sink, and shower, here’s an example rough-in plumbing cost breakdown:
- Labor: $2,500 (based on 25 hours at $100/hour)
- Pipes (PEX): $700
- Fittings and Fixtures: $300
- Additional Supplies: $100
- Permits: $300
Total Cost: ~$3,900
Additional Considerations
- Complex Layouts: Bathrooms with more complex layouts or additional fixtures (e.g., dual sinks, bidet) will have higher costs.
- Upgrades: If upgrading to higher-end materials or adding features like a heated floor, the cost will increase.
- Emergency Situations: If the plumbing rough-in is part of a larger emergency repair, costs can be higher due to expedited labor rates.