Boston
Boston Harbor Hotel
Indoor 60-foot lap pool with adjacent lounge, open daily 5am to 9pm.
Central
Four Seasons Hotel Boston
One heated indoor lap pool on the eighth floor, overlooking Boston Public Garden and Beacon Hill.
Central
Four Seasons Hotel One Dalton Street, Boston
64-foot indoor lap pool with curved windows and poolside loungers, on the seventh-floor Wellness Floor. Published hours are 6 am to 10 pm.
Central
InterContinental Boston by IHG
45-foot heated indoor lap pool, open daily from 6 AM to 9 PM, with poolside lounging overlooking the Rose Kennedy Greenway.
Central
Mandarin Oriental, Boston
Heated Vitality Pools with hydrotherapy jets in the spa. These are thermal bathing facilities; no swimming or lap pool was established.
Lively
Raffles Boston
20-meter heated indoor lap pool overlooking Back Bay, with lounge areas and an oversized hot tub. The spa page lists pool and Jacuzzi hours as 6am to 9pm daily.
Central
Seaport Hotel Boston
Heated indoor lap pool, accessible to hotel guests and club members.
Lively
The Langham, Boston
40-foot heated indoor pool in a third-floor pavilion, with changing rooms, showers and pool toys. Open daily from 6:30am to 9pm.
Central
The Verb Hotel
Outdoor courtyard pool, heated through winter and open year-round, daily from 8am to 10pm; surrounding sundeck.
Lively