Seminars and company events
Fairmont Sonoma Mission Inn & Spa hosts seminars, retreats and company dinners for groups from about 10 up to 425 people, in a resort at 100 Boyes Boulevard in Boyes Hot Springs, in the heart of Sonoma Valley. The resort lists more than 27,000 square feet of combined meeting space, and full resort buyouts are available for organizers who want the whole property to themselves.
The largest room is the Pavilion, which measures 418 square meters and takes 425 people theater style, 360 at a banquet and 258 in classroom layout. Vintage Hall, at the Sonoma Golf Club, seats 204 at a banquet and 200 theater style. The Sonoma Valley Room holds 180 in either layout, and the Kenwood Ballroom takes 160 theater style or 180 at a banquet. Kenwood I and Kenwood II are two matching rooms of 90 square meters, each for 80 theater style or 60 at tables, which makes them useful for parallel workshops. Smaller rooms include the Tower Room for 50, the Harvest Suite for 48 at a banquet, and the Carneros Suite and Vineyard Room for 20 each.
Group room blocks start at eight rooms. The resort offers enhanced audio-visual services.
Weddings and receptions
The resort lists 20 indoor and outdoor venues for weddings and gives 350 guests as its maximum for a wedding. It hosts one wedding per day. Two lawns serve for ceremonies, the Creekside Lawn and the Oak Tree Lawn, each for 200 guests. Reception spaces named by the resort are the Breezeway Lawn for 200, the Sonoma Valley Patio for 100, the Sonoma Valley Room for 125, Vintage Hall and its patio for 175, the Kenwood Ballroom for 150 and the Pavilion for 200. An elopement option covers a ceremony for up to 10 guests.
Rooms and capacities
The resort publishes a capacity table for 15 rooms and terraces, with area, height and capacity by layout. The Pavilion is the largest, followed by Vintage Hall, the Sonoma Valley Room and the Kenwood Ballroom. Outdoor spaces include the Tower Patio, which takes 60 theater style or 72 at a banquet, the Sonoma Valley Patio for 90 at a banquet and the Vintage Hall Patio. The Wine Room is a private room for 10 at a table. Capacities in the table and in the wedding section differ for some rooms, so confirm the layout and figure for your date.
Accommodation
The resort lists around two dozen room and suite types; the total number of bedrooms is not listed here. Guests have access to the Fairmont Spa, a 40,000 square foot spa fed by a mineral hot spring and five geothermal pools, with a 28-room treatment area, and to the Sonoma Golf Club. Pets are welcome.
Catering
Banquet menus are built around local producers, with bespoke menus and menus adapted to dietary needs. The resort has four signature restaurants, including Santé and 38° North, and Santé has a private dining room. For weddings, both the resort's own catering and outside catering are allowed, and an outside caterer carries a fee. Menu tastings are offered for up to four guests including the couple. Outside wine is allowed with a corkage fee.
History and setting
The resort has been open for nearly a century, and the hot springs of Sonoma Valley have drawn visitors since the early 1900s. Its Vintage Hall venue is located at the Sonoma Golf Club.
Getting there
The nearest airport is Sonoma County Airport (STS) in Santa Rosa, about 27 minutes north by road.


