How Much Does Garbage Disposal Installation Cost?
Average cost: $280 | Range: $150 – $450
Average Cost
$280
Low End
$150
High End
$450
Time Required
1-2 hours
What Affects the Price?
Replacing an existing disposal is cheaper than a first-time installation. Higher horsepower units take longer to install. If an electrical outlet does not exist under the sink, an electrician is needed.
Key Cost Factors
- Unit size
- First install vs replacement
- Electrical hookup
- Dishwasher connection
DIY vs. Professional
DIY
This service can potentially be DIY'd by a skilled homeowner.
Risk level:
Medium Risk
Professional
Licensed plumbers ensure code compliance, warranties on work, and liability coverage.
Cost: $150 – $450
Cost by State (Sample)
| State | Low | High | Avg |
|---|---|---|---|
| Alabama | $132 | $396 | $246 |
| Alaska | $203 | $608 | $378 |
| Arizona | $146 | $437 | $272 |
| Arkansas | $128 | $383 | $238 |
| California | $218 | $653 | $406 |
| Colorado | $165 | $495 | $308 |
| Connecticut | $188 | $563 | $350 |
| Delaware | $162 | $486 | $302 |
| Florida | $153 | $459 | $286 |
| Georgia | $143 | $428 | $266 |
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 garbage disposal installation for a flat service fee instead of the full repair cost.
Compare Warranties