What Is an Extra Tall Toilet?

On this page (7 sections)

1. What does extra tall toilet height measure?
2. Is a 19- or 21-inch extra tall toilet right for you?
3. What should you measure before buying an extra tall toilet?
4. Who should buy an extra tall toilet, and who should skip it?
5. How do you set up and care for an extra tall toilet?
6. What common mistakes should you avoid?
7. Which extra tall toilet should you choose?

An extra tall toilet has a higher seat than many standard models. The options here include 19-inch and 21-inch models, but you need to know what the height measures before you compare them.

A higher seat may make sitting and standing easier for some people. The right choice depends on the main user's height and comfort, the rest of the household, and the room available around the toilet.

What does extra tall toilet height measure?

Floor-to-seat height is the measurement that tells you how high you'll sit. A bowl-only measurement leaves out the seat, so it may not match the height you feel when sitting.

“Extra tall,” “comfort height,” and “chair height” are not used consistently by every brand. Look for the measurement itself and confirm its reference point.

Overall toilet height includes the tank, which can make a model look tall without raising the seat.

The guide to toilet bowl height explains the differences among standard, chair, and extra tall measurements.

Is a 19- or 21-inch extra tall toilet right for you?

Choose the height that lets you sit down and stand up comfortably, with your feet supported. A 19-inch seat may be easier to use than a 21-inch seat for some people, while others may prefer the additional height.

If you can, compare the target height with a chair at home before deciding. Think about everyone who shares the bathroom, especially shorter users who may feel less steady if their feet don't rest comfortably on the floor.

The Simple Project 21-Inch Tall Toilet pairs a 21-inch height with an elongated seat, a soft-close lid, and a 12-inch rough-in.

The SUPERFLO 21-Inch Extra Tall Toilet is another elongated 21-inch option with a soft-close seat and a removable lid for cleaning.

Both 21-inch models use a 1.28 GPF single flush. Compare their stated seat heights and overall dimensions with your bathroom before choosing between them.

Read what a chair-height toilet is if you are deciding whether a raised seat suits your household. The comparison of chair-height and standard toilets can help you think through the tradeoff in everyday use.

What should you measure before buying an extra tall toilet?

Measure the rough-in and available floor space, then compare the bowl shape and overall dimensions. A higher seat won't help if the toilet doesn't fit the drain location or leaves too little room to sit and move comfortably.

The rough-in is measured from the finished wall behind the toilet to the floor bolts. The Simple Project, SUPERFLO, HOROW, and Los Flexi models in this guide have a 12-inch rough-in.

Follow this rough-in measuring guide before selecting a replacement.

Also check how far the bowl extends into the room. An elongated bowl may need more front-to-back space than a round bowl.

Measure your current toilet and check the clear space to doors, cabinets, and other fixtures.

The HOROW 19-Inch Tall Two-Piece Toilet has a round bowl and dual-flush controls for 1.1 or 1.6 GPF. Its listed overall height is 16.93 inches, so confirm the reference point for its 19-inch height before comparing it with a floor-to-seat measurement.

The Los Flexi 19-Inch Tall Two-Piece Toilet has an elongated bowl, a soft-close seat, and a 1.28 GPF single flush.

These 19-inch toilets suit different preferences: HOROW has a round bowl and two flush settings, while Los Flexi has an elongated bowl and one flush setting. Pick based on the bathroom space and the kind of controls you want, as well as the height.

Who should buy an extra tall toilet, and who should skip it?

An extra tall toilet is worth considering if a lower seat makes sitting or standing difficult. The models here are marketed for seniors, taller users, and people with mobility needs, but a taller seat is not a universal fit.

Skip the extra height if the main user feels unstable with their feet off the floor, or if shorter household members would struggle to sit securely. If several people share the bathroom, agree on a height that works for the most frequent users.

These models also aren't a shortcut around checking the room. A toilet that fits the user's height still needs the right rough-in and enough space for its bowl shape and dimensions.

The best tall toilets guide compares 19- and 21-inch options. For other decisions about toilet fit, flushing, and design, start with how to choose a toilet.

How do you set up and care for an extra tall toilet?

Check the measurements and installation parts before removing your current toilet. These four models are floor-mounted and have a 12-inch rough-in, but included hardware and installation instructions vary.

For example, Los Flexi includes a wax ring and installation hardware.

Simple Project and SUPERFLO describe installation instructions and videos. Read the instructions for the model you choose, and confirm that the supply line and drain connection match your bathroom before installation.

A toilet is heavy and awkward to handle. Simple Project weighs 94 lb, HOROW weighs 82 lb, and Los Flexi weighs 85.5 lb.

Plan for help moving it, and see how much a toilet weighs before planning the lift.

Use a soft cloth and a cleaner suitable for ceramic and the seat material. HOROW's seat is polypropylene, while the Simple Project seat is plastic.

Avoid rough tools that could scratch surfaces, and clean around the base and seat hinges as part of regular bathroom care.

What common mistakes should you avoid?

The most common mistake is comparing height labels without checking the measurement point. A 19-inch or 21-inch figure is useful only when you know whether it describes floor to seat or another dimension.

Don't assume a higher seat will suit every household member. Consider foot support and balance for each frequent user, and make sure the seat height feels manageable before committing.

Don't choose by height alone, either. Confirm the 12-inch rough-in, bowl shape, room dimensions, and flush style.

A round bowl may be a better fit where front-to-back space is tight, while an elongated bowl may suit someone who prefers its seating shape.

Which extra tall toilet should you choose?

Choose by the main user's preferred seat height, then use bowl shape and flush type to narrow the options. The 19-inch HOROW suits shoppers who want a round bowl and dual-flush controls; Los Flexi suits those who want an elongated bowl at 19 inches.

Choose the 21-inch Simple Project or SUPERFLO if the main user prefers more height and an elongated bowl. Compare the seat measurement, overall dimensions, and included installation parts before buying.

Start with comfort and foot support, then confirm the rough-in and available space. For a broader look at other seat heights, compare these choices with chair-height toilets.

Frequently asked questions

What is the height of an extra tall toilet?

Extra tall toilets come in different heights, including 19-inch and 21-inch models. Check whether the measurement means floor to seat or refers to another part of the toilet.

That distinction helps you compare how high you'll sit.

Is a 21-inch toilet better than a 19-inch toilet?

A 21-inch toilet may suit someone who finds a 19-inch seat too low, but more height isn't always better. Choose the height that lets the main user sit and stand comfortably while keeping their feet supported.

Consider other household members, too.

Is an extra tall toilet the same as a chair-height toilet?

Not always. Chair height usually describes a seat similar in height to a chair, while extra tall often describes a higher option.

Brands may use these terms differently, so compare the actual floor-to-seat measurement before choosing.

How do I know if an extra tall toilet will fit?

Check the rough-in, bowl shape, overall dimensions, and space around the toilet. The rough-in is measured from the finished wall to the floor drain bolts.

Compare the new model with your current setup and nearby fixtures before buying.