You want that personal spa experience in your backyard. But do you have room? Hot tubs come in a generous variety of sizes, from compact plug-and-play spas all the way up to roomy “party tubs”. When sizing your spa, remember to leave room for steps, any seating you want around the hot tub, storage for equipment and supplies (like removable accessories, towels, water care products, and spare filters), and enough room to get in and out of the spa and socialize. Most hot tub owners also want to make room for landscaping, planters, or other items as decor. Now, let’s talk about particular hot tub dimensions.