Roxhill, WA
Southwest Pool on SW Thistle Street serves the Roxhill neighborhood and greater West Seattle. The 25-yard pool includes high and low diving boards; Seattle Parks lists dry sauna, warm spa, family changing rooms, an ADA lift, and complimentary exercise equipment on the deck for swimmers. Lap swim, recreation swim, water fitness, and teen swim sessions follow seasonal schedules with occasional closures for holidays and school meets — check the live calendar before you go. Pool party rentals are offered on some Saturday afternoons; passes work at all SPR pools.
Other spots in the same area or with a similar vibe — always double-check hours and access on the venue's site.
Green Lake, WA
Seattle Parks indoor pool on Green Lake's east shore — electric dry sauna with pool admission, same building as Green Lake Community Center.
Central District, WA
Seattle Parks public pool in the Central District with a dry sauna — a budget-friendly neighborhood option.
Queen Anne, WA
Six-lane indoor pool on Queen Anne Hill with 1m/3m boards, rope swing, and dry sauna — check reopening status (long-term maintenance closure).