Inspo

Bathtub Sizes: Standard Dimensions & How to Measure Your Space

Finding the right bathtub size is essential for a comfortable bath and a hassle-free installation. This complete 2026 guide covers standard bathtub dimensions, alcove and freestanding tub sizes, soaking depths, water capacity, drain locations, and step-by-step measuring instructions. Whether you're replacing an old tub or remodeling your bathroom, you'll learn how to choose the perfect bathtub size for your space with confidence.