How Much Does Main Shutoff Valve Replacement Cost?
Average cost: $375 | Range: $175 – $600
Average Cost
$375
Low End
$175
High End
$600
Time Required
1-3 hours
What Affects the Price?
The main shutoff valve controls all water into your home. Replacement requires shutting off water at the street, which sometimes requires city coordination. Ball valves are more reliable than gate valves.
Key Cost Factors
- Valve type
- Pipe material
- City shutoff access
- Service interruption
DIY vs. Professional
DIY
This service requires a licensed plumber. DIY attempts risk additional damage or safety hazards.
Professional
Licensed plumbers ensure code compliance, warranties on work, and liability coverage.
Cost: $175 – $600
Cost by State (Sample)
| State | Low | High | Avg |
|---|---|---|---|
| Alabama | $154 | $528 | $330 |
| Alaska | $236 | $810 | $506 |
| Arizona | $170 | $582 | $364 |
| Arkansas | $149 | $510 | $319 |
| California | $254 | $870 | $544 |
| Colorado | $193 | $660 | $413 |
| Connecticut | $219 | $750 | $469 |
| Delaware | $189 | $648 | $405 |
| Florida | $179 | $612 | $383 |
| Georgia | $166 | $570 | $356 |
Frequently Asked Questions
Always Get 3 Quotes
Plumbing prices vary by 20–50% between contractors. Getting multiple quotes is the single best way to avoid overpaying.
How to Find a Good Plumber →Home Warranty Coverage
A home warranty may cover main shutoff valve replacement for a flat service fee instead of the full repair cost.
Compare Warranties