Don't Miss the biggest Halloween party of the year!
Experience the Darkside at Colorado's longest running and Best Masquerade Ball
Interactive Adult themed Halloween Masquerade Party with Sultry Live Entertainment
Explore your Wildest Fantasies and Dirty Little Secrets
On Halloween Night - Sunday, October 31st, 2021 - 9pm to 2AM
Colorado’s longest running Adult- themed event will be returning to Boulder for a night, full of decadence and desire. Join in on Colorado’s Biggest and Best annual Adult-themed event of the year and one of the top masquerade parties in the country. Come play at this Hedonic Halloween Party with people in naughty costumes at a wild, carnal dance party fueled by the music of DJ Lato from The Zookeepers. Explore your wildest fantasies and dirty little secrets at this Halloween party that features an outstanding array of provocative live entertainment from several amazing performers in conjunction with a Sexy Masquerade Party. This Halloween extravaganza will titillate and tempt you with a variety of alluring burlesque acts from our headliners The Jezzebelles and many other talented guest performers! The Riverside is a unique indoor and outdoor venue with multiple spacious party rooms in a stunningly beautiful downtown building with Boulder’s only patio along the Boulder Creek. Costumes are required and Risqué Attire is STRONGLY encouraged. Join the fun at this Awesome Adult-Themed Masquerade Party with erotic, live entertainment!
Make plans to come to one of the top things to do for Halloween in 2021. Join the fun at this Awesome Adult Themed Masquerade Party with risqué interactive entertainment.
This is the Premier Adult Annual Halloween Party in Colorado which has been featured in:
Penthouse Magazine - Top 10 Naughtiest Adults-Only Halloween Parties across the Country
Rooster Magazine - Top 20 things to do in October
Westword Magazine - One of the "Top 20 Best Adults-Only Halloween Parties"
The Marquee Magazine - Featured event
The Boulder Weekly - Top Picks section
The Daily Camera-Top pick for Colorado Halloween parties
Also featured in the Colorado Springs Gazette, CBS News and More!