Top St. Peters Venues

• Spaces for 40-200 Guests
• 2 Restaurants
• 2 Historic Spaces
• 1 Loft

SqWires Restaurant & Market occupies a restored 19th-century wire factory in the Lafayette Square historic district of St. Louis — a women-owned restaurant and event venue open since 2001. Owner Bethany Budde-Cohen shaped the space around her family's passion for cooking and community, preserving industrial-era details including exposed brick, high ceilings, a handcrafted steel fireplace, and artwork by Mary Sprague. A garden patio opens spring through fall, and live blues and jazz anchor the venue's evening programming. The venue hosts weddings, rehearsal dinners, corporate events, showers, and social gatherings across two distinct private spaces. The Front Room accommodates up to 40 for a seated dinner or 75 for a cocktail reception, with optional access to the West Patio. The Annex scales to 150 for plated dinners or 200 for cocktail-style events, featuring abundant natural light, bistro lighting, and a loft mezzanine. Both spaces are staffed by in-house event coordinators and a culinary team focused on seasonal, locally sourced ingredients.

• Spaces for 850 Guests
• 1 Ballroom
• 1 Historic Space

Casa Loma Ballroom has been a landmark of entertainment in St. Louis since its founding in 1927. The historic venue has hosted generations of celebrations over nearly a century of continuous operation, drawing guests to its iconic neon marquee on Iowa Avenue. The main ballroom features one of the largest floating dance floors in the Midwest — a 5,000-square-foot hardwood surface that anchors the room and supports events for up to 850 guests. In-house catering is provided by Championship Catering, a partner with more than 50 years of experience, offering customizable menus for weddings, themed parties, fundraisers, and corporate gatherings. The air-conditioned facility is served by five attendant-staffed parking lots. Beyond private events, the ballroom hosts weekly public dances: Friday evenings bring live performances by orchestras of 16 to 24 pieces, while Saturdays feature oldies nights. Dance lessons — covering Waltz, Fox Trot, Tango, Latin, and Swing — are available through the venue as well.

• Spaces for 100 Guests

Beall Mansion An Elegant Bed & Breakfast Inn occupies a turn-of-the-century estate on "Millionaire's Row" in Alton's Middletown Historic District — 25 minutes from the Gateway Arch and St. Louis International Airport, and 12 blocks from the Mississippi River. Built originally as a wedding gift, the mansion has been thoughtfully preserved and now operates as a boutique bed & breakfast inn that also serves as a private event venue for gatherings of 2 to 100 guests. The interiors reflect the home's storied origins: 12-foot ceilings, crystal chandeliers, marble and bronze statuary, and fine artwork and antiques fill the public rooms. Both indoor and outdoor event settings are available, making the property a flexible choice for intimate weddings, receptions, and special celebrations. Guests may also arrange in-room spa services and access the mansion's 24-hour chocolate buffet — touches that extend the experience beyond the event itself.

• Spaces for 70 Guests

Highlands Golf & Tennis Club offers event spaces for your next celebration in St. Louis, Missouri.

• Spaces for 35 Guests

• Spaces for 50 Guests

Llywelyn's Pub takes its name from the Celtic meaning of "Good Times," a spirit that has shaped the establishment since its founding in 1975 in St. Louis's Central West End. The St. Charles location carries forward that tradition, offering Celtic-inspired fare, fine pours, and a warm, inviting atmosphere rooted in a genuine commitment to community. The pub is family friendly and welcomes guests for everything from casual evenings to celebratory gatherings. A dedicated banquet menu is available for groups looking to host private events.

• Spaces for 60-400 Guests
• 1 Restaurant
• 2 Hotels
• 1 Meeting Space

Hollywood Casino St. Louis offers more than 20,000 square feet of private event space across its Maryland Heights property, with configurations suited to gatherings from 15 to 400 guests. The newly renovated Conference Center spans 4,501 square feet of flexible, customizable space — designed for weddings, galas, reunions, corporate meetings, and trainings — while the Melrose Room and the Rotunda provide well-suited settings for smaller receptions and dinners. In-house catering covers full-service wedding packages in reception-style, buffet, or plated meal formats, and professional audio-visual services are available throughout the event facilities. The property's hotel and dining outlets allow guests to extend their celebration on-site. Complimentary airport shuttle service connects the venue to St. Louis Lambert International Airport, just ten minutes away, and complimentary onsite parking is provided for all event guests.

• Spaces for 150 Guests

Thornhill is a Federal-style historic estate built in 1819 as the home of Frederick Bates, Missouri's second governor — making it the oldest standing governor's residence in the state. The property was added to the National Register of Historic Places in 1974 and today sits within the nearly 200-acre Faust Park in Chesterfield, Missouri. The estate's grounds preserve the original character of a 19th-century working farm: the main house, a barn, reconstructed summer kitchen, smokehouse, icehouse, orchard, and herb garden all remain on-site, offering a rare authentic backdrop for ceremonies and private gatherings. St. Louis County Parks and Recreation stewards the property and offers dedicated outdoor wedding sites and rental spaces for private events, allowing couples and groups to celebrate against the backdrop of one of the region's most significant historic landmarks.

• Spaces for 180 Guests
• 1 Event Space
• 1 Park

Quail Ridge Lodge is a 3,600-square-foot rustic cedar lodge banquet facility managed by St. Charles County Parks, situated within Quail Ridge Park in Wentzville, Missouri. The single-floor space features a large vaulted ceiling, panoramic windows, and a wooden deck that overlooks a nearby lake and gazebo, accommodating up to 180 guests. The lodge is well suited to wedding receptions, organization banquets, family gatherings, and private celebrations. It comes equipped with a warming kitchen, and tables and chairs are included with the rental. The park grounds offer scenic outdoor space near the lake, making it a natural setting for ceremonies or cocktail receptions. Reservations are available up to two years in advance through the St. Charles County Parks recreation department.

• Spaces for 400 Guests

The DoubleTree by Hilton Hotel St. Louis - Westport is a 327-room hotel situated off I-270 and Page Avenue near the Westport Plaza business and entertainment district. The property offers more than 12,000 square feet of banquet and meeting space across 14 event venues, accommodating gatherings from small meetings to receptions of up to 600 guests. The Plaza Ballroom serves as the venue's signature space for large events, including weddings, galas, and corporate celebrations. A professional catering team and complete A/V support are available for all functions, and a dedicated planning team works with clients from initial inquiry through event day.

• Spaces for 75 Guests

• Spaces for 75 Guests

• Spaces for 400 Guests

Hilton St. Louis Airport is a full-service hotel event venue located adjacent to Lambert St. Louis International Airport, offering more than 27,000 square feet of meeting rooms, ballrooms, and pre-function space. The property features two ballrooms, pre-function areas, and breakout rooms, making it a versatile setting for weddings, banquets, galas, and corporate events of varying scales. The hotel's in-house catering team, led by a dedicated Head Chef, handles food and beverage for all on-site events. A/V equipment rental, on-site A/V staff, and a 24-hour complimentary airport shuttle round out the services available to event planners and guests.