Boo at the Zoo. Audubon Zoo, 6500 Magazine St., (504) 581-4629; www.auduboninstitute.org — Audubon Zoo's annual Halloween extravaganza for kids up to age 12 offers trick-or-treating, Ghost Train rides, a carousel, scary and non-scary haunted house options, costumed characters, laser tag, a monster maze, games, live music and a toddler area. Tickets $17, babies under 1 year free. 5 p.m. to 9 p.m. Friday-Saturday.
Boo Fest. Lakeview Regional Medical Center, 95 E. Judge Tanner Drive, Covington, (985) 867-3800; www.lakeviewregional.com — The event has games, pumpkin decorating, face painting, a costume contest and wheelchair-accessible trick-or-treating. Proceeds fund assistive devices and home modifications for children with disabilities. Admission $2. Families of children with special needs may enter at 9:30 a.m. 10 a.m. to 3 p.m. Saturday.
Bow-Wow-Ween Puppy Party. Creole Gardens Guesthouse, 1415 Prytania St., (504) 569-8700 — The guesthouse hosts a dog-friendly Halloween costume party featuring DJ Black Queen Anne, a silent auction, raffles and pinatas. Proceeds benefit the Mid-City Mutt Mamas dog rescue. Free admission; food and drinks available for purchase. 6 p.m. to 10 p.m. Friday.
Confetti Kids Spooktacular Halloween Party. Preston B. Delcazel Memorial Playground, corner of Opelousas Avenue and Seguin Street — The free Halloween party features games, crafts, inflatables, karaoke and prizes for the best costume and the best carved pumpkin. 3 p.m. to 6 p.m. Sunday.
Fall Fete: Hallow Oui! Danneel Playground, 5501 St. Charles Ave.; www.auduboncharter.com — Audubon Charter School hosts a free Halloween party with games, inflatables, crafts, face painting, a costume contest, art market, auction and live music by Alex McMurray & the Fabricators, Hot Club of New Orleans, Billy Iuso, Miss Sophie Lee and Michot's Melody Makers. 11 a.m. to 6 p.m. Saturday.
Ghost Bowl-a-Thon. Rock 'n' Bowl, 3000 S. Carrollton Ave., (504) 861-1700; www.rocknbowl.com — Teams bowl to benefit Spinal Bifida of Greater New Orleans at an all-ages Halloween fundraiser with music by The Strays. 1 p.m. Sunday.
Ghostly Gallivant Gala. Louisiana State Museum Cabildo, 701 Chartres St., (504) 568-6968; www.friendsofthecabildo.org — Costumed guests enjoy food and drinks from French Quarter restaurants and music by Bobby Moore & the Rhythm Aces at the Friends of the Cabildo's Halloween party. Non-member tickets $50, members and under age 35 $45. 7:30 p.m. to 11 p.m. Saturday.
Ghostly Tours. 1850 House, 523 St. Ann St., (504) 568-6968; www.crt.state.la.us — Guests encounter the ghosts of historic New Orleans figures on special Halloween tours organized by the Friends of the Cabildo. Tours begin every half hour. Tickets $25, students $10. 10 a.m. to 3 p.m. Saturday-Sunday.
Ghosts in the Oaks. City Park, 1 Palm Drive, (504) 482-4888; www.friendsofcitypark.com — The family-friendly event includes unlimited rides at the Carousel Gardens Amusement Park, trick-or-treating in Storyland, arts and crafts, face-painting and other activities. General admission $15, early admission $20, children under 3 free. 7 p.m. to 10 p.m. Friday-Saturday.
Halloween Costume Boo-tique. New Orleans Healing Center, 2372 St. Claude Ave., (504) 948-9961; www.neworleanshealingcenter.org — Local designers, hatters, costumers and mask-makers sell their creations at the annual Halloween sale. 11 a.m. to 5 p.m. Saturday.
Hog-O-Ween Bike Night. New Orleans Harley-Davidson, 6015 Airline Drive, (504) 736-9600 — There's food, beer, a costume contest, a motorcycle giveaway and music by The Strays. 5 p.m. to 9 p.m. Saturday.
Krewe of Boo. Mardi Gras World, 1380 Port of New Orleans Place, (504) 361-7821; www.kreweofboo.com — Riders toss beads, candy, cups and more in a Mardi Gras-style float parade through the French Quarter, ending at Mardi Gras World for the Monster Mash after party. The parade rolls at 6:30 p.m. Saturday from Elysian Fields Avenue near North Peters Street.
Museum Mash. Louisiana Children's Museum, 420 Julia St., (504) 523-1357; www.lcm.org — The museum's Halloween party features games, crafts, a Spooky Science Lab and a monster mash dance party. No candy is distributed. Non-members $10. 5:30 p.m. to 8:30 p.m. Saturday.
Musical Petting Zoo. Hubbell Library, 725 Pelican Ave., (504) 322-7479; www.neworleanspubliclibrary.org — Michael Patrick Welch & the Bongoloids help kids make spooky Halloween sounds with homemade instruments. Costumes encouraged. 10:30 a.m. Saturday.
Night of the Witch. Alombrados Oasis, 3151 Dauphine St.; www.alombrados-oasis.org — The fundraiser for the Krewe of Goddesses and Krewe What Thou Wilt features a harvest feast, pig roast, burlesque performances, tarot readings, dancing and raffles. A portion of proceeds also supports the New Orleans Women's Shelter. Tickets $15. 8 p.m. Saturday.
Octoberfest Beer Garden. Freret Street Publiq House, 4528 Freret St., (504) 826-9912; www.publiqhouse.com — Guests can sample 64 craft and home-brew beers, eat at food trucks and play bocce ball or cornhole. Proceeds benefit the Drew Rodrigue Foundation. 5 p.m. to 9 p.m. Saturday.
Oktoberfest. Rivertown, 400 block of Williams Boulevard, Kenner, (504) 468-7231; www.oktoberfestnola.com — There's traditional German food and beer, live music, beer stein-holding contests and kids' activities including crafts and puppets. Admission $6; children 12 and under and active-duty military are free. Friday-Saturday.
Rougarou Fest. Downtown Houma; www.rougaroufest.org — The festival celebrates the folklore of southeast Louisiana with food, music, art, a parade and the Rougarou Run, where runners are chased by zombies and swamp monsters. Proceeds benefit the South Louisiana Wetlands Discovery Center. Free admission. Run registration $35. 10 a.m. to 10 p.m. Saturday-Sunday.
Shivers at the Shops. The Shops at Canal Place, 333 Canal St., (504) 522-9200; www.theshopsatcanalplace.com — Kids in costume are invited to trick or treat at participating stores. 11 a.m. to 2 p.m. Saturday.
Spooktacular Fall Fest. Algiers Regional Library, 3014 Holiday Drive, Algiers, (504) 529-7323; www.neworleanspubliclibrary.org — There are games, treats, crafts and a costume contest at the library's free fall festival. 1:30 p.m. to 3:30 p.m. Saturday.