Pratt Street Market
100 Light Street
11 a.m. - 2 p.m.
Load up on fruits, veggies, prepared meals and baked goods at the final Pratt Street Market of the year! Free.
Halloween Costume Party
The Windup Space
Time to break out your best costume! Five musical acts will perform, with genres ranging from punk to pop to roots blues. $10.
Lurid Happenings: A Night of Mischief and Devilry
The Peale Center
7 - 9:30 p.m.
The Baltimore Rock Opera Society is having its first-ever Halloween performance! Come for the show, stay for the party. Costumes recommended. $20.
Shuckin’ in the Street VI!
Lee’s Pint & Shell
12 - 10 p.m.
Free oysters, a costume contest with a cash prize and a DJ performing, all at one event! All proceeds go to Kennedy Krieger & the Chesapeake Oyster Recovery Partnership. $10 donation.
2008 VS 2018 Dance Party
10 p.m. - 1:40 a.m.
When’s the last time you rocked out to “Single Ladies” in the club? Now you have a perfect chance — and don’t worry, all your fave current tunes will be played as well! No cover.
Maryland Food Truck Week Festival
Baltimore Museum of Industry
12 - 5 p.m.
It’s the final day of the week-long Food Truck Fest! Come for live music, a wine bar, trick-or-treating and delicious international cuisine. Part of the proceeds go to There Goes My Hero. Free.