Nightmare at Mariposas
Organized by: Collegeplots
Date and time
10/29/2026 9:30pm – 10/30/2026 2am
Location...
1690 Spruce St
About the Event
🎈 NIGHTMARE AT MARIPOSAS — OCTOBER 29TH
RIVERSIDE, YOUR NIGHTMARE IS JUST BEGINNING.
This Thursday, CollegePlots is taking over Mariposas for one of the biggest Halloween parties near UCR. Expect a packed night, insane costumes, and nonstop music until 2AM.
HIPHOP | Y2K | REGGAETON | HOUSE
📍 1690 Spruce St, Riverside — 5 MINS FROM UCR
🕤 9:30 PM – 2:00 AM | NO SHUTDOWN
🎟️ RSVP & TICKETS: PROSTEVENTS.COM
🔞 18+ TO ENTER | VALID IDs OR PICTURES
🎭 COSTUMES NOT MANDATORY
🍾 DISCOUNTED 21+ TICKETS AVAILABLE ONLINE
DON’T LET FOMO BE YOUR BIGGEST NIGHTMARE.
Tag your Halloween crew. See you Thursday. 🎈
#CollegePlots #UCR #Riverside #HalloweenParty #csusb