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!
This week’s specials
We recommend
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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
Getting excited for all of our upcoming weddings, graduations, showers, parties, and celebrations this season! ✨
A huge thank you to our amazing hosts who work so hard behind the scenes to make every event special. We truly appreciate all that you do!
❤️ Kacey, Cassandra, Jamie, and Emily❤️
We’re looking forward to hosting you all during this busy and exciting season and being part of so many special memories 🥂🎉
#EventVenue
#TeamAppreciation
#EmployeeAppreciation
#EventSeason
#MakingMemories
#CelebrateWithUs
#WeddingSeason
#SupportLocal ✨
Look who wandered down after his facial from _glowesthetics_ to book The Underground! 👀✨
…or maybe he just followed the irresistible smells coming from next door at Sugar Island Cafe + Bakery 😅🍪🍭
Most requested dates of the year?
June 20th!
Graduation parties 🎓✨ and Weddings 💍
Parents of graduates — these fill up fast, especially Saturdays.
If you’re planning a celebration, we recommend booking 8 months to a year in advance.
We’re already booking into 2027 — don’t wait 🤍
This bridal shower was simply amore! 🇮🇹💍
The Italian theme was absolutely adorable and so creative. From the pasta table décor to the sweet little details at every seat, everything was done in such a fun and thoughtful way. 🍝❤️
Such a beautiful day filled with love, laughter, and amazing company. That’s amore! Cheers to the bride and all the wonderful moments ahead! 🥂✨
#FlatRockMI #FlatRockMichigan #DownriverMI #DownriverMichigan #MetroDetroitEvents #DetroitBrides #MichiganBride #MichiganBrides #MichiganWedding #MichiganWeddingEvents #BrideToBe2026 #Bride2026 #FutureMrs2026 #Engaged2026 #BridalShower #BridalShowerVibes #BridalShowerInspo #BridalShowerParty #BridalShowerDecor #BrideTribe #BrideToBe #WeddingSeason2026 #LoveIsInTheAir #ShowerTheBride #WeddingCelebration #ItalianThemeParty #ItalianBridalShower #EventStyling #EventDecor
📅 We offer tours every Tuesday & Thursday — head to our website and click the Book tab to reserve your spot.
🔁 Already signed a contract and want to come back for another look a few months before your event? You can book the same way!
⚠️ June & July are almost full, and we’re already booking into 2027 🎓 (graduation season goes FAST!)
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
