Welcome to The Underground Event Venue
Located in the heart of Flat Rock, Michigan, The Underground Event Venue offers a unique and historic setting for all your special occasions. From weddings and receptions to corporate parties and private gatherings, our versatile space and exceptional amenities ensure that every event is unforgettable.
Where are you located?
What furnishings are included in my rental?
- 7 6ft round tables, 6 6ft wooden tables, 7 8ft rectangular tables and 120 black bentwood chairs or 150 black resin folding chairs and green velvet booth that rounds along a wall for extra seating chairs.
- 75 inch TV which could play a VHS or other video provided by renter.
- A black baby grand piano that can be used for gifts or a dessert table.
- Six bar height cocktail tables.
- Bar seating 14 with black velvet chair with refrigeration to house your beverages.
- House music played off an iPad to play off Spotify playing off house speakers. Mic set that is rented for an extra cost
- Use of gaming room which will include board games, cards and lounging area. Arcade games are an additional charge of $150 per event which can be set to FREE or set to off.
- We offer some table décor, table runners beverage dispensers, chaffing dishes and dessert displays all included.
- Prep kitchen with 3 compartment sink, fridge, microwave, serving utensils and ice machine.
- You can design and bring in your own menu and food of your choice.
Items not allowed are glitter, taping items to the wall, real candles.
Is your building wheelchair accessible?
Yes! The Underground is ADA compliant. We do not have a lift that can take wheelchairs or carts down the stairs. We have two ADA compliant restrooms.
What are your hours of operation?
We are by appointment only. Contact us if you could like a tour or have other questions.
What are the prices of add-ons?
- The cost for the linens is $10.00/pc.
- Additional Hours $100/hr
- Use of Glassware $175
(Highball-47, Lowball-24, Wine-24, Fluet-36, Shot-18)
What is the cleanup policy?
We expect to get the hall back in the way it was given to you!
Please make sure to take all food and drinks you brought.
Large spills must be cleaned.
Displays used must be washed.
All decor items borrowed must be on one table.
What is your cancellation policy?
- If the user opts to cancel event at any point between date of deposit to 30 days prior to event then all money will be refunded.
- Notice of 30 days or less from date of event will result in a forfeiture of the rental fees and security deposit which will not be refunded.
When can I tour the space?
We are happy to show you around! Just fill out the “book a tour” form on our page to get in touch with us to schedule your tour.
How do I book a date for my event?
Get in touch with us and we will walk you through it! A $250 non refundable retainer fee is due to secure your date. Your balance will be due 14 days prior to your event. We accepts checks, money orders, and cash. The $250 is held until after the event for damages.
**Pricing for holidays may vary.
What areas of Downriver and Metro Detroit would book this venue?
When searching for an event venue near you in the Downriver area, people typically look in cities within a 20-minute drive of Flat Rock, MI, including Trenton, Woodhaven, Southgate, Riverview, Gibraltar, Wyandotte, Taylor, Romulus, Brownstown, Allen Park, Lincoln Park, Monroe, and Rockwood. Many begin their search online using phrases like “event venue near me,” “party venue near [city name],” or “banquet hall near me.” Others turn to social media, local business directories, or recommendations from friends and family. Popular factors in choosing a venue include location, ambiance, amenities, capacity, and flexibility for catering and decorations. The Underground Event Venue in Flat Rock, MI is a top choice for events in this region, offering a unique Old Detroit-style atmosphere, BYOB bar, and versatile event space perfect for private parties, showers, corporate gatherings, and more. If you’re looking for a venue that combines style, convenience, and customization, The Underground is worth considering!
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Testimonials
Perfect for a more intimate event, but can also hold a large group or party. The perfect space to hold so many special events and memories.
Our latest posts
The SOAR Conference is in one month! What a great way to start out the new year! 🎉
Women will come together under one roof to raise, rise, and embrace their fullest potential—because when one rises, we all rise. 💫
Get ready to be inspired by their dynamic lineup of speakers and panel experts.
This is more than an event; it’s a movement.
#SOAR2026 #WomensConference #TheUndergroundVenue #RiseTogether #EmpoweredWomenEmpowerWomen
From our family to yours 💛✨
We wish you all a truly blessed New Year! 🎉🙏
We’re so grateful for the amazing time we shared with every guest who trusted us to be part of their special moments 💕🎂🥂
Here’s to new memories, meaningful moments, and bringing your beautiful events to life in 2026 🌟🎊
🎄✨ Wishing you and your loved ones a very Merry Christmas! ✨🎄
This special season — and the New Year ahead — is filled with love, joy, and exciting new beginnings. 💍❤️💍
If you know any couples recently engaged looking to plan a shower or a wedding…
Join us for an Open House on January 11th from 11 AM – 3 PM 🗓️⏰
Come explore information from some of our favorite vendors, including:
🍽️ Food
🍰 Desserts
🎶 Entertainment
✨ And so much more!
We can’t wait to celebrate with you and kick off the New Year together! 🎊🥂
Can’t make that date-schedule a tour with us below.
https://calendly.com/theundergroundmi/30min?month=2026-01&date=2026-01-11
As the season of gratitude arrives 🍁, heartfelt thanks go out to all the wonderful guests who have hosted events with us this year ✨. Your trust and support have made every celebration special and memorable 🤍.
A special thank-you to the incredible team—Kacey, Cassondra, Jamie, Anna, and Matthew—for their dedication, hard work, and passion 🙌💛. Every success is possible because of this amazing group.
Wishing everyone a warm, joyful, and thankful Thanksgiving filled with love, laughter, and good company 🦃🍂❤️.
💡 Did you know?
We’re here at The Underground every Tuesday and Thursday for tours! 🙌
Just hop on our website, choose the day and time that work best for you, and come see what all the buzz is about.
From weddings and anniversaries to corporate events, baby showers, and bridal showers — our space is ready for it all. 🥂
✨ Whatever you’re celebrating, we’d love to help make it unforgettable.
https://theundergroundmi.com/book-now/
👶💖 Please help us in welcoming Baby Grace! 🎉✨
We’re overjoyed to celebrate with Kacey & Nick as they recently welcomed their beautiful little girl into the world. 🌸💕
Our amazing manager Kacey has been a vital part of helping us grow this past year 🌱💪. She’s also helped so many of you celebrate important milestones here at The Underground — and now it’s our turn to celebrate her. 🥂🎂🎶
Little Grace, you are already so loved. 💕🌟
As a business owner, you pour so much thought and effort into bringing your vision to life, always hoping it turns out just the way you dreamed. Reading reviews like this truly makes our hearts full. At the end of their event every guest expresses their gratitude like this. It’s so nice to see them so happy with our service. ❤️
Wow!! This past weekend’s wedding was nothing short of stunning. The couple added their own personal touches that brought even more mood 🖤 and elegance to the space. Wishing them a lifetime of love and happiness — congratulations to the newlyweds! 💍✨
