Smallest Inground Pool Size. We consider small pools to be up to 26' long and up to 12' or 13' wide. On the smaller side of this equation are specialized pools such as plunge pools and cocktail pools.
Long (for the serious swimmer!) the idea is to choose a pool size and shape that is attractive to you, and big enough for your use. Swimspas (also known as swimpools) are designed specifically to fit in any size yard. We consider small pools to be up to 26' long and up to 12' or 13' wide.