Ultra-LuxuryCountryside
Mackinac Island, United States
388 rooms
Opened 1887
George D. Mason / Carleton Varney (Dorothy Draper)
Mackinac Island, United States
Spa & Wellness
Grand Hotel, Mackinac Island Spa & Wellness
Astor’s Salon and Spa is a sanctuary of relaxing resort wellness. Facilities include private treatment rooms, hair and nail salons, the heated 220-foot outdoor Esther Williams Swimming Pool, two whirlpools, and treatments utilizing local lavender, honey, and botanicals.
8:00am – 8:00pm daily
Facilities
- Heated 220-foot Esther Williams outdoor swimming pool and whirlpools
- Astor’s Salon and Spa with private massage treatment suites
- The Jewel 18-hole golf course with horse-drawn carriage connection
- 660-foot front porch with iconic rocking chairs overlooking Lake Huron
Signature Treatment
Mackinac Lilac and Honey Body Polish and Grand Restorative Deep Tissue Massage.
Grand Hotel, Mackinac Island spa FAQ
- What is Astor’s Salon and Spa?
- Astor’s is a full-service spa offering massages, facials, and beauty treatments utilizing botanical oils.
- How long is the swimming pool?
- The heated outdoor Esther Williams Swimming Pool is 220 feet long with private cabanas and whirlpools.
- What signature treatment is featured?
- The signature ritual is the Mackinac Lilac and Honey Polish and Grand Restorative Deep Tissue Massage.
- What are the spa and pool operating hours?
- The pool and spa facilities are open daily from 8:00am to 8:00pm during the season.
Reviewed by Hotel Flock · Last updated September 2026