Tub Shower Unit Dimensions

Shower sizes design guide including popular bathroom dimensions, and types of showers & bathtubs. See enclosures and walk. Learn about common shower sizes, layout tips, and code requirements to help you plan the right fit for any bathroom, from small stalls to custom designs.

Learn the most common standard shower sizes as well how to choose the right shower for your bathroom remodel project in this guide. Find standard tub/shower combo sizes & dimensions. Compare variations, installation requirements, & planning tips for your bathroom remodel.

Explore options. A standard tub shower combo (TSC) combines a bathtub and a shower stall into a single unit, typically designed for alcove installation. This configuration is the most common choice for residential bathrooms due to its efficiency, offering both bathing and showering functionality in a minimal footprint.

Standard Shower Sizes Although the size of your shower is determined by your needs and the amount of space available in your bathroom, the average shower is 36 × 36 inches or 9 square feet. However, this is for a shower-only installation; widths will differ if a shower/bathtub combination is an option you're considering. Standard shower sizes play a critical role in bathroom functionality, comfort, and compliance with building codes.

Whether you're planning a complete bathroom remodel, converting a tub to a walk-in shower, or building new construction, understanding the full range of shower dimensions ensures you select the perfect fit for your space and needs. Discover the standard shower size, shower dimensions, and common standard shower types for a bathroom remodel to choose the right shower. Planning a bathroom remodel? Our guide to standard shower dimensions covers every size to help you choose the perfect fit for your space.

Tub-Shower Combos: A tub.