A tub spout is an important part of your bathroom plumbing. It is responsible for the water flow from your faucet to your tub. It’s important to get the height of your spout right so that you have a comfortable and relaxing bathing experience. You may be wondering how high a tub spout should be. Wonder no more!

In this post, we’ll cover key points about tub spout height to help you make the best decision for your bathroom. We’ll also take a look at how you can tell whether your tub spouts are at the correct height. Stay tuned!

How high should tub spout be?

The height of a tub spout should be based on the size and type of bathtub you have. Generally, a spout should be installed at least 6 inches above the top of the bathtub rim but this may vary depending on the exact dimensions of your tub. If your tub is smaller or taller than standard dimensions, you may choose to install the spout higher or lower than 6 inches to ensure a comfortable and efficient bathing experience.

Additionally, you may want to consider the type of tub spout you are using; some models require additional height for proper operation. When in doubt, it’s best to consult with a plumber or other professional who can evaluate your specific needs.

It’s also important to consider the safety of your tub spout installation; if it is too low, you may be at risk of bumping your head on the spout while getting in or out of the bathtub. 

Similarly, if it is too high, it can be difficult to reach and use comfortably. A qualified professional should be able to help you find a suitable height for your tub spout installation.

How high should a tub spout be for optimal functionality and safety reasons?

The ideal height of a tub spout depends on the user’s preferences and the specific needs of the bathroom. Generally speaking, a standard tub spout should be mounted at least 20 inches above the bathtub rim, which will allow enough room for showering without having to bend over too much.

Additionally, this height reduces any risks associated with the spout being too low and potentially causing accidental scalding. If space is limited, a shorter spout can be installed to fit the space better. It’s important to remember, however, that this will limit the flexibility for showering in the tub. Ultimately, the best height for a tub spout should provide comfortable access while also promoting safety.

Benefits of having a tub spout at the correct height

Having a tub spout at the correct height offers many benefits.

  • First, it allows for easier access when using the shower or taking a bath. This is especially important for people with disabilities or limited mobility who may need to be able to reach higher for bathing purposes.
  • A correctly installed tub spout also helps reduce splashing and over-spray, keeping the bathroom clean and dry.
  • Additionally, a properly positioned tub spout will help maintain a consistent temperature. This eliminates the need to adjust the shower head and faucet to achieve a comfortable water temperature, saving time and energy.
  • Lastly, having a tub spout at the correct height can add aesthetic value to your bathroom by giving it an updated look.

How can you tell whether your tub spouts are at the correct height?

A good way to tell if your tub spouts are at the correct height is to stand in the tub and measure from the floor to the center of the spout. The ideal placement for a tub spout is between 28 and 32 inches from the floor.

For safety reasons, adults must be able to reach over or around the spout to access the water controls. It’s not only important for adults but also for children and elderly individuals who may have difficulty reaching a higher-mounted spout.

If you find that your tub spouts are too high, there are products available at most hardware stores that will allow you to lower them without having to replace the entire fixture.

FAQs Regarding Spout Height

How far should Copper pipe stick out for the tub spout?

The copper pipes for a tub spout should extend at least 4 inches from the wall. This ensures that there is enough clearance to install the escutcheon and spout properly, as well as provide enough pipe to fit the necessary components.

Additionally, make sure the pipes are secured and have proper supports in place before installing the tub spout.

Do you caulk around a tub spout?

Yes, it is important to caulk around a tub spout. This helps ensure that no water can seep in and cause potential damage or leaks. Caulking also helps prevent mold growth by creating an airtight seal against moisture and humidity. 

To properly caulk a tub spout, use a high-quality, waterproof silicone caulk and apply it to the joint between the spout and the wall. Smooth out the caulk with a wet finger or tool, then let it dry before using the tub.

Why is there a gap between the tub spout and the wall?

The gap between the tub spout and the wall is necessary to allow for the installation of a diverter valve. A diverter valve regulates the flow of water between two different outlets, such as a showerhead and a tub spout.

By allowing a space between the two surfaces, it makes it easier to install this component without having to cut into the wall. The gap also provides additional clearance for the valve handle so it can be easily accessed and operated when needed.

Additionally, this space helps prevent any water from splashing onto the wall from the tub spout.

Should the tile end at the edge of the tub?

No. It is better to leave a small gap between the tile and the edge of the tub, as this will help protect your tiles from any moisture that may come in contact with them.

This space should be filled with grout or caulking to seal off any gaps and prevent water from seeping through. Additionally, it will give your tile a finished look and help it blend in better with the rest of your bathroom decor.

Final Words

The height of your tub spout should be based on the height of the person using it. If you are short, a low spout will make it easier to get in and out of the tub. 

A high spout may be more comfortable for you if you are tall. Consider both your own height and those who will use the tub when choosing a spout height.

Generally, a tub spout should be high enough so that when you are in the tub, the water is at least four inches from your chin. This will help to avoid contact with the spout and minimize the risk of scalding yourself. 

We hope this article has helped you determine the perfect height for your tub spout. 


I'm Curtis Smith, a certified carpenter with 17 years of experience, so I know all about kitchen and bathroom plumbing problems - and their solutions! I also teach at the Peralta Community College District in Oakland, CA. My students love my engaging teaching style, and they always walk away with a better understanding of plumbing concepts.