Our professional plumbers in Chicago answer a variety of questions from Chicagoland homeowners about garbage disposal installation and repair. Whether you are replacing an old unit or installing a garbage disposal for the first time, the job can range from a simple one-hour swap to a five-hour project involving new electrical and drain line work.
At Baethke Plumbing, as an authorized InSinkErator dealer and Authorized Service Representative (ASR), we have been installing and repairing garbage disposals in homes across Chicago for over 30 years, and we have seen the full range of scenarios, from quick one-to-one swaps to first-time installations under a farmhouse sink that needed new drain lines and a new electrical circuit.
We know what drives the cost of garbage disposal installation up, what keeps it affordable, and which horsepower and installation choices actually hold up over time in a real household.
Our discussion will focus on your most common questions regarding garbage disposal installations:
- What Does Garbage Disposal Installation Cost in Chicago?
- How Long Does It Take to Install a Garbage Disposal?
- What Horsepower Garbage Disposal Do You Need for Your Home?
- How Long Does a Garbage Disposal Last on Average?
- Do You Need a Plumber and an Electrician for Garbage Disposal Installation?
- Can You Install a Garbage Disposal Yourself?
Our goal at Baethke is to supply you with the most accurate information about garbage disposal installation and the inherent costs so you know exactly what to expect before you call any plumber in Chicago.
What Does Garbage Disposal Installation Cost in Chicago?
Garbage disposal installation cost varies a lot depending on your starting point. If you have never had a disposal before, expect a higher upfront cost, mainly because the unit needs a dedicated power source that your kitchen may not currently have.
| Scenario | What’s Involved | Estimated Cost |
|---|---|---|
| Basic swap | Replacing an existing disposal in the same spot, using the same connections | About $1,000 |
| Mid-range install | Some plumbing or minor electrical adjustment needed, but not a full overhaul | $1,000 to $2,000 |
| Full new install (worst case) | New deep sink with no existing plumbing or power: opening walls, moving the drain line, and adding a circuit and switch (a new circuit requires a licensed electrician) | Up to $3,000 |
Key factor: First-time installations cost more because they need a dedicated power source. This is especially common with deep farmhouse sink remodels, which often ignore the height clearances a disposal requires.
Overall, most garbage disposal installation costs in Chicago fall somewhere between $1,000 and $3,000, depending entirely on these circumstances.
A basic garbage disposal swap sits closer to the $1,000 mark, while a full replumbing and rewiring job can reach up to $3,000. If your kitchen needs a new circuit, the electrician’s work is an additional cost.
How Long Does It Take to Install a Garbage Disposal?
Garbage disposal installation time depends on which scenario applies to your home. On the simpler end, a straightforward swap can take as little as one to two hours. On the more involved end, a full garbage disposal installation requiring new plumbing and electrical work can take up to five hours or more.
Everything in between depends on the specific condition of your existing plumbing and electrical setup. The more your kitchen needs to be modified to accommodate the new garbage disposal, the longer the job will take.
What Horsepower Garbage Disposal Do You Need for Your Home?
For most Chicago households, a three-quarter horsepower (3/4 HP) garbage disposal is a solid middle ground. Half horsepower (1/2 HP) units are typically what contractors install to keep new construction costs down. They get the job done, but they do not last as long and the experience using them is not the most pleasant.
A 3/4 HP disposal costs a bit more upfront, but it fits most kitchen setups, runs quieter, and is a unit you will actually enjoy using day to day. You can compare horsepower, features, and specifications for each model on InSinkErator’s website.
The higher horsepower models also tend to last longer because of what is inside them. Think of it like the difference between a Toyota and a Lexus. Higher-end garbage disposals have better internal components, stainless steel blades instead of galvanized ones, more insulation, and a bigger motor which does not have to strain as hard during normal use. The warranties on these units reflect that difference in build quality.
How Long Does a Garbage Disposal Last on Average?
Most garbage disposals last anywhere from 2 to 12 years, depending on how heavily they’re used and how well they’re maintained. In a rental property, a disposal might only last a couple of years due to heavier or less careful use. In a home with an older couple who are diligent about home maintenance, that same type of unit could last upwards of 12 years or more.
The unit itself matters too. A higher horsepower, better-built garbage disposal is going to hold up longer under regular use than a builder-grade half horsepower (1/2 HP) model.
Can You Install a Garbage Disposal Yourself (DIY Installation)?
Technically, yes, you can install a garbage disposal yourself. But as a general rule, we do not recommend a DIY garbage disposal installation.
Garbage disposals are tough on your plumbing system over time, so you want to make sure it’s done right the first time. Improperly installed or misused disposals are one of the most common reasons we get called back for drain cleaning.
All it takes is improper use, like grease or fibrous vegetable scraps going down the drain, or an incorrect installation, and you can end up needing a drain cleaning and possibly a new disposal too.
Do You Need a Plumber and an Electrician for Garbage Disposal Installation?
Whether you need an electrician depends on the electrical setup under your sink. If your kitchen already has a suitable power source for the disposal, and if the electrical part of the job is minor, Baethke plumbers can handle it as part of the installation. No second trade, no second appointment.
If your kitchen needs more than that, like a brand-new dedicated circuit run from your breaker panel, that work requires a licensed electrician. This is common in older Chicago bungalows and two-flats that were built without any power under the kitchen sink.
This matters for your budget. Bringing in an electrician adds a second trade to the job, which increases your overall garbage disposal installation cost. The good news is you won’t be surprised by it. A Baethke plumber can look at your setup and tell you upfront whether your kitchen needs an electrician before any work begins.
Garbage Disposal Installation in Chicago
Garbage disposal installation in your Chicagoland home can be as simple as a one or two-hour swap or as involved as a five-hour project requiring new plumbing and electrical work, and the garbage disposal installation cost reflects that range.
Other factors dealing with disposal cost will include the brand you decide on, the construction materials of the unit, and the overall power of the disposal. Choosing a 3/4 HP unit over a builder-grade 1/2 HP model will cost a bit more upfront, but it pays off in quieter operation, better components, and a longer lifespan, especially if you take care of it.
While a garbage disposal installation might seem like a simple DIY project, the electrical requirements and long-term wear on your plumbing system are exactly the kind of details that are easy to get wrong without professional experience.
If you are considering a new garbage disposal installation in Chicago or need an old unit replaced, do not guess at the cost or risk the wiring yourself. Schedule a garbage disposal installation with Baethke Plumbing today or call us at (773) 276-5430. We will walk you through the right horsepower for your household, handle the plumbing and any minor electrical connections correctly the first time, and let you know upfront if your kitchen install needs an electrician.
Garbage Disposal Questions for Chicago Homeowners
How much does garbage disposal installation cost in Chicago?
- Garbage disposal installation in Chicago typically costs $1,000 to $3,000. A simple replacement of an existing unit sits near $1,000, while a first-time installation that needs a new electrical circuit and drain work can reach up to $3,000. The quality of the unit also matters. Disposals with stainless steel grinding parts hold up better and last longer than budget models, whose galvanized steel parts can rust and leak. If your kitchen needs a new circuit, the electrician’s work is an additional cost. Baethke Plumbing provides upfront, flat-rate pricing before any work begins.
Does a garbage disposal need its own electrical circuit in Chicago?
- Most garbage disposal installations in Chicago need a dedicated circuit, separate from the dishwasher, lighting, and countertop outlets, and the disposal manufacturer usually requires one too. If your kitchen already has a suitable power source under the sink, Baethke Plumbing can handle the minor electrical connections as part of the installation. Many older Chicago bungalows and two-flats were built without any power under the kitchen sink, though, and running a new circuit from the breaker panel requires a licensed electrician. A Baethke plumber can tell you upfront whether your kitchen will need one.
Do I need a permit to install a garbage disposal in Chicago?
- A permit is usually not required to replace an existing disposal with a similar unit, using the same plumbing and electrical connections. Adding a disposal to a sink that has never had one generally does require permits. A new circuit needs an electrical permit, and changes to the drain line may need a plumbing permit. A licensed Chicago plumber can tell you which permits apply before work starts.
