Top Montana Adult Birthday Venues

• Spaces for 25-300 Guests
• 3 Outdoor Spaces
• 2 Event Spaces
• 3 Total Spaces

ZooMontana is an AZA-accredited zoo and botanical garden in Billings, Montana, recognized among the top ten zoos in the country. The zoo's grounds are available for private events ranging from intimate gatherings to larger celebrations, accommodating groups of 20 to 250 guests across three outdoor venues. The Sensory Garden — with its flowers, plants, trees, and stone waterfall — is the zoo's most popular ceremony site for weddings, offering a natural and scenic backdrop for outdoor celebrations. The open-air EEC ZooPavilion, situated near the grass plaza, is the largest event space on the grounds and hosts wedding receptions, company picnics, class reunions, and fundraisers for up to 250 guests. The Planet 106.7 Pavilion provides a covered picnic setting for smaller groups of up to 25. ZooMontana's events coordinator is available to assist with planning and site tours, and the venue positions itself as a distinctive alternative to traditional banquet facilities in the Billings area.

• Spaces for 24-125 Guests
• 1 Restaurant
• 3 Hotels
• 3 Total Spaces

The Sacajawea Hotel has occupied the center of Three Forks, Montana for over a century, earning a designation from Historic Hotels of America and undergoing an elegant refurbishment in 2010. The property sits in Montana's Yellowstone Country, drawing history enthusiasts, outdoor adventurers, and travelers who want period character alongside contemporary comforts and fine dining. Four distinct event spaces serve gatherings across seasons and scales. The Event Tent accommodates up to 200 banquet guests beneath chandeliers, with room for dining and dancing — the hotel's primary summer venue for weddings and larger celebrations. The historic Lobby handles up to 125 guests for ceremonies and receptions, particularly through the winter months, while Pompey's Grill seats up to 40 for intimate dinners and the Executive Boardroom fits up to 24 for meetings, retreats, and private gatherings. The culinary team sources ingredients locally and builds every menu around an authentic Montana experience, from rehearsal dinners and cocktail receptions to morning-after brunch. A dedicated events coordinator guides couples and planners through accommodations, timing, menus, and vendor selection from first inquiry through event day.

• Spaces for 175 Guests

The Woodlands at Cottonwood Canyon is a wedding and event venue set among century-old trees in Cottonwood Canyon, approximately 10 miles south of downtown Bozeman, Montana. Established in 2004, the property blends old-world character with relaxed Montana comfort, hosting weddings, receptions, rehearsal dinners, and gatherings of all kinds. Outdoor ceremony options include a lush meadow and a one-of-a-kind pergola bridge — a covered crossing that serves as a striking backdrop for exchanging vows. The patio offers an ideal setting for cocktail hours and mingling between ceremony and reception. The Great Room is the heart of the indoor experience: a fully heated gathering space with a stained concrete dance floor, an oversized fireplace, and French doors that open onto the patio. It also functions as a complete weather-alternative for outdoor events. The venue includes a spacious bridal Loft, individual groom's ready room, and an on-site honeymoon cabin. All rental packages come with tables, chairs, wooden ceremony benches, a ceremony arch, and access to the full property — and couples are welcome to bring their own caterer.

• Spaces for 200-500 Guests
• 1 Ballroom
• 1 Outdoor
• 2 Total Spaces

Heritage Hall at the Historical Fort Missoula occupies a 2,100-square-foot neo-classical building dating to 1906, set within the Northern Rockies Heritage Center's seventeen-acre historic campus in Missoula, Montana. The hall features restored hardwood floors, tin-paneled ceilings, and a reconstructed balcony, with doors that open directly to a deck overlooking the six-acre Parade Grounds. The Parade Grounds, lined with mature trees, extend the venue's capacity for seasonal outdoor gatherings of up to 500 guests. The Northern Rockies Heritage Center is a nonprofit established in 1993 to steward the remaining structures of historic Fort Missoula after the U.S. Army's departure in 1994. All buildings on the campus are listed on the National Register of Historic Places. Heritage Hall is supported by a catering kitchen, dressing room, and updated restrooms, and has become a popular choice for weddings and private events year-round.

• Spaces for 8-225 Guests
• 1 Theater
• 1 Historic Space
• 3 Meeting Spaces

The Columbus Center is a beautifully restored eight-story brick and glazed tile building in the heart of downtown Great Falls, Montana. Built in 1929 as a hospital, the building has been transformed into a vibrant mixed-use destination, now home to businesses, healthcare providers, artists, and cafes across 150,000 square feet. The centerpiece for events is the Chapel Theatre, described as one of the most unique event venues in Great Falls. The space features a coffered ceiling, terrazzo marble floors, and stained-glass windows, accommodating groups of 25 to 225 guests. It is well suited for weddings, private parties, anniversary celebrations, award ceremonies, theatrical productions, corporate retreats, and recurring meetings. An on-site kitchen and catering service supports events, and outside caterers are also welcome. Three additional conference rooms on the first, fifth, and sixth floors provide flexible options for smaller gatherings and business meetings, with the building's robust technology infrastructure and three dedicated on-site parking lots supporting tenants and event guests alike.

• Spaces for 200 Guests

Red Lodge Mountain Golf Course is an 18-hole public course spread across 160 acres in Red Lodge, Montana, one mile from downtown. Playing to a mid-high slope of 126, the layout winds past several lakes, frequent creek crossings, and the occasional wildlife encounter, all set against the backdrop of the Beartooth Mountains. The season runs mid-May through early October. For groups and private events, the facility offers a dedicated ballroom suitable for parties, meetings, conferences, fundraisers, and presentations. The events team works directly with organizers to shape each gathering, and the location close to downtown makes logistics straightforward for guests arriving from elsewhere. After a round, the on-site 28 Peaks Kitchen serves fresh Montana fare — hand-cut fries, locally sourced meats, and a full bar — from a patio overlooking the mountains. Toptracer Range, golf lessons, and club rentals make the venue equally well-suited to corporate outings across the full range of skill levels.

• Spaces for 16-400 Guests
• 5 Restaurants
• 2 Bars
• 12 Total Spaces

The Resort at Paws Up occupies 37,000 acres of Montana ranch land along the Blackfoot River in Greenough — a two MICHELIN Key, Forbes Four-Star property recognized as the #8 Resort in the World in the 2025 Condé Nast Traveler Readers' Choice Awards. Events at Paws Up range from intimate riverside ceremonies to full resort buyouts for 150 to 200 guests. The historic Bull Barn — once the site of lively bull auctions — anchors the Village with two dedicated event floors: the Hereford Pen on the first floor for meetings and dinners, and Great Angus Hall above, a 3,145-square-foot room with original vaulted timbers and dramatic chandeliers that seats 160 and hosts receptions for up to 200. The Saddle Club, the largest private equestrian center in Montana, adds a 5,600-square-foot Grand Hall and a 34,300-square-foot arena accommodating up to 400 guests. Additional dining venues — from Pomp's hearth-centered fine-dining room to the open-air Cook Shack Yard — expand the group experience throughout the property. All resort guests are enrolled in a full meal and activity program spanning more than 70 pursuits on the property, from fly-fishing and horseback riding to hot-air ballooning.

• Spaces for 325 Guests

Montana Wildflower Weddings & Special Events is a mountain wedding venue set on a scenic property minutes from Red Lodge, Montana. The grounds feature lush green meadows, vibrant flower gardens, spectacular waterfall features, ponds, and creeks, with mountain views throughout. A rustic barn serves as the centerpiece for indoor ceremonies and receptions, while the surrounding landscape provides a natural backdrop for outdoor celebrations. On-site, the Wildflower Lodge offers overnight accommodations for couples and small groups, making it well suited for destination weddings and multi-day gatherings. The venue maintains an eclectic décor rental collection, and packages include access to two climate-controlled bridal and groom suites. Owners Keri and Kraig Wash acquired the property in January 2021. The in-house coordination team handles planning, vendor coordination, setup, and day-of management, with customizable packages available to fit a range of event sizes and budgets.

• Spaces for 45-250 Guests
• 6 Restaurants
• 2 Outdoor Spaces
• 1 Country Club

The Keep Restaurant traces its origins to June 1992, when fire destroyed The Mansion, a landmark property in Missoula, Montana. Opening exactly one year and one day later on the same historic foundation, The Keep carried forward a tradition of fine food, wine, and spirits in what the restaurant describes as "a unique and memorable setting." The restaurant accommodates private events ranging from intimate gatherings to full-venue buyouts, with five distinct event spaces suited for weddings, anniversary celebrations, holiday parties, corporate luncheons, graduations, and business meetings. The outdoor terrace offers panoramic views and space for up to 90 guests, while the full-restaurant buyout accommodates up to 250. Wedding ceremonies may be staged on the adjacent ninth green at no additional fee. In-house catering spans appetizer buffets, dinner buffets, and multi-course plated dinners, with hosted beverage packages available for all events.

• Spaces for 12-250 Guests
• 1 Meeting Space
• 1 Ranch

Madison Valley Ranch is an Orvis-endorsed fly fishing lodge and event venue situated along the Madison River near Ennis, Montana, about an hour from Bozeman. The property spans three distinct lodge buildings set against the Madison Range, accommodating up to 28 guests for full-property buyouts. Smaller groups of 6 to 12 can book exclusive access to the Channels Lodge. The ranch's main building, the Madison River Lodge, opened in 2021 and includes The Confluence Room — a flexible meeting and presentation space suited for board meetings, corporate retreats, and team-building events. All-inclusive packages cover guided fly fishing on the Madison River, a four-course dinner program led by Executive Chef Matt Pease, fine wines, and use of the on-site Orvis fly shop. Twice recognized as Orvis Endorsed Fly Fishing Lodge of the Year (2015 and 2021), Madison Valley Ranch is a destination for corporate groups, anglers, and private gatherings looking to combine a Montana wilderness experience with full lodge hospitality.

• Spaces for 200-250 Guests
• 1 Outdoor
• 1 Waterfront
• 1 Garden

Gallatin River Hideaway is a private outdoor wedding venue and event center situated along the Gallatin River in Bozeman, Montana. Established in 2004, the property offers two distinct outdoor spaces — the Bridal Veil Venue and the Creekside Venue — accommodating celebrations from intimate elopements to full receptions of up to 300 guests. The Bridal Veil Venue centers on a spacious meadow setting anchored by a round pole barn pavilion with a vaulted ceiling and bistro lighting, a polished concrete dance floor, a woodland walking path with white bridges, and a white gazebo for ceremonies. A trail leads directly to the Gallatin River, and the grounds include a fire pit, horseshoe pits, and a children's play area. The Creekside Venue provides a more intimate tree-lined setting along the creek, with a covered pavilion and Edison string lighting, for gatherings of up to 200 guests. Both venues are available June through September. The property operates on a 2.5-day rental model and includes tables, chairs, a catering kitchen with refrigeration, a two-tap keg bar setup, modern restroom facilities, and post-event cleanup service. The venue is LGBTQ-friendly and welcomes destination weddings as well as local celebrations.

• Spaces for 400 Guests

The Bar W Guest Ranch sits at the base of Spencer Mountain in western Montana, five miles west of Whitefish and approximately 25 minutes from Glacier Park International Airport. Pine-covered ridges surround the property, which encompasses Spencer Lake, a private trout pond, and a landscaped outdoor arena among its defining natural features. The ranch's 6,200-square-foot Main Lodge anchors the property and is joined by Original Cabin Suites, New Cabin Suites, glamping tents overlooking the meadow, and covered wagon accommodations — together creating a layered, self-contained setting. A 136-by-232-foot outdoor arena, a lakeside gazebo, and a ridgeline campfire site at Glacier View Ridge round out the gathering spaces, with Glacier National Park visible from the ridge. Activities available on the property include horseback riding, cattle drives, fly fishing, 3D archery, hatchet throwing, wagon rides, kayaking, paddleboarding, and evening programs including line dancing and rodeo events.

• Spaces for 300 Guests

Best Western Plus Flathead Lake Inn & Suites is a full-amenity hotel in Somers, Montana, situated in the Flathead Valley near Flathead Lake and the Swan Mountain Range. The property serves as a welcoming base for weddings, group gatherings, and special celebrations, with Glacier National Park a short drive away. On-site amenities include an indoor heated pool and hot tub, a 24-hour fitness facility, complimentary breakfast buffet, free high-speed WiFi, a business center, and a rentable gathering area with a pool table available for private use. All rooms come equipped with in-room Keurig coffee makers, microwaves, and mini fridges, and the property is 100% smoke-free with pet-friendly accommodations available. Event parties looking for additional space can book the Presidential Suite, which features a kitchenette, a separate lounge area, and a private balcony with views of Flathead Lake and the Swan Mountain Range. The hotel offers free on-site parking with options for trucks and RVs, and is located approximately 30 minutes from Glacier Park International Airport.

• Spaces for 300 Guests
• 1 Outdoor
• 1 Barn
• 1 Ranch

Camelot Ranch is an 8,400-square-foot barn and event venue set on 20 acres between Laurel and Billings, Montana, hosting weddings and celebrations since 2017. The property blends rustic Montana character with upscale amenities — a fireplace, built-in bar, full catering kitchen, and expansive grounds featuring serene ponds, mature landscaping, and rolling hills. The main barn's Great Room accommodates up to 300 guests for ceremonies, receptions, and private celebrations. The venue includes a bridal loft suite with kitchenette and salon chairs, a groom's lounge, and a covered patio. Multiple outdoor ceremony sites — including a dock and pavilion area — take advantage of the surrounding landscape. Rentals include tables and chairs for all 300 guests, and the venue welcomes outside caterers alongside its exclusive bar partner. An in-house day-of coordination team and a design partnership with Gathered & Found Design make Camelot Ranch a full-service option for events of every style.

• Spaces for 32-300 Guests
• 6 Hotels
• 3 Ballrooms
• 6 Total Spaces

Kwataqnuk Resort & Casino sits on the shore of Flathead Lake in Polson, Montana, with the Mission Mountains rising behind it. The property combines a full-service conference and banquet center, casino gaming, 107 remodeled guest rooms, and waterfront dining — making it a self-contained destination for multi-day celebrations and corporate retreats. Five thousand square feet of meeting and event space accommodate groups from 32 to 300. The Ballroom — divisible into the Michel, Victor, and Alexander rooms — seats up to 200 for a banquet dinner and 300 in a theater configuration. The Lakefront Terrace and Patio brings events outside, with Flathead Lake and the Mission Mountain range as the backdrop, and accommodates up to 200 guests for ceremonies and receptions with a dance floor on the shore. Two additional conference rooms serve smaller breakout groups. The resort's banquet team handles all on-site catering, from passed hors d'oeuvres to plated or buffet dinners, with all dinnerware provided and outside food not permitted. Wedding couples who book at Kwataqnuk receive reduced room rates for their guests and a complimentary stay in the Executive Suite the night of the wedding.

• Spaces for 344 Guests
• 1 Hotel
• 1 Ballroom

Best Western Plus GranTree Inn is a full-service hotel and event destination in Bozeman, Montana, offering more than 10,000 square feet of flexible meeting and event space. The property hosts conferences, conventions, corporate meetings, banquets, weddings, and rehearsal dinners throughout the year. The Grand Ballroom accommodates up to 344 seated guests, while additional meeting rooms serve groups of 20 to 80. Room rentals include linens, flatware, silverware, glassware, setup, breakdown, cleanup, and room reconfiguration as needed. A professional event team is on hand for on-site coordination and audio-visual equipment sourcing. On-site amenities include the Club Tavern & Grill restaurant, an indoor pool and hot tub, a 24-hour complimentary airport shuttle to Bozeman Yellowstone International Airport, and ample on-site parking — a practical advantage for guests traveling from outside the area.

• Spaces for 250-500 Guests
• 1 Outdoor
• 1 Historic Space
• 1 space at this venue

The Daly Mansion is a historic Georgian Revival estate set on 26.5 landscaped acres in Hamilton, Montana's Bitterroot Valley. Built as the summer retreat of copper king Marcus Daly, the 24,000-square-foot mansion is surrounded by 400 trees and offers sweeping views of the Bitterroot and Sapphire Mountains. Acquired by the State of Montana in 1986 and preserved by the nonprofit Daly Mansion Preservation Trust, the property reopened to the public in 1987 after more than 45 years of closure. It holds designation as a Distinctive Destination of the National Trust for Historic Preservation. For private events, the mansion offers a 40x100-foot tent with a permanent concrete floor, accommodating up to 250 guests for weddings, family reunions, birthday parties, and other celebrations during the outdoor season (mid-May through early October). Packages include 250 white folding chairs, twelve 60-inch round tables, twelve 8-foot buffet tables, eight chandeliers, electricity, public restrooms, parking, and staff setup and breakdown. Year-round indoor rental is available in the Trophy Room, and first-floor rooms can be reserved during the off-season months.

• Spaces for 64-1,660 Guests
• 1 Ballroom
• 1 Theater
• 4 Total Spaces

University of Montana Conference and Event Services offers 16 flexible event and meeting spaces across the Missoula campus, welcoming groups ranging from 10 to 1,000 guests. The collection spans a wide range of settings — from the University Center Ballroom, one of the largest ballrooms in Missoula at 10,437 square feet with hardwood floors, floor-to-ceiling windows, and a soundproof air wall that divides the room into two independent event spaces, to the 1935 Dennison Theatre, a historic 1,140-seat performance hall updated with modern technology. The Washington-Grizzly Stadium Club brings a distinctly local character, with 360-degree views of Missoula and a wrap-around outdoor deck perched above the iconic stadium. The professional team provides consultation and full event management from initial planning through event day, with catering available across venues. Special pricing is extended to alumni, government employees, nonprofits, and students.

• Spaces for 100 Guests

Averill's Flathead Lake Lodge is an all-inclusive dude ranch and destination event venue set on nearly 2,000 acres along the shores of Flathead Lake in Bigfork, Montana. Founded by Les Averill in 1945 and now operated by the third generation of the Averill family, the property has welcomed guests, reunions, and celebrations for over 75 years. The lodge offers full ranch buyouts for destination weddings — available Thursday through Sunday in May, June, September, and October — as well as corporate retreats, family reunions, and special events. Couples and groups choose from multiple ceremony and reception sites across the property, with custom menus crafted by the executive chef from local and seasonal ingredients. All-inclusive packages bring the full ranch experience to event guests: horseback riding, sailing on Flathead Lake, mountain biking, fly-fishing, and dedicated children's programming. Accommodations range from rooms in the historic South Lodge — a 1930s-era log building — to multi-bedroom cabins and suites, with airport shuttle service available from Glacier Park International Airport, a scenic 30-minute drive away.

• Spaces for 350 Guests

The Big Horn Resort is a hotel resort in Billings, Montana, combining accommodations, dining, and entertainment in a single all-in-one destination. The property is home to The Reef, described as Montana's largest indoor water park, alongside The Cove Bar & Grill, the Shark Shack, and the BHR Casino. Room options include Single King, Two Queen Beds, and Family Suite configurations. All guests have access to complimentary hot breakfast, an on-site pool and spa, and the Cove Arcade & Laser Tag center. A dedicated sales team is available to assist with group gatherings and special events.