In search of Halloween plans? Look no further. October has plenty in store. Ahead of the year’s most frighteningly fun weekend, Keys Weekly offers this roundup of options in town (and a little south), most of which are suitable for costume aficionados young and old.

Friday the 13th Trunk or Treat
When: Friday, Oct. 13, 6 p.m.
Where: Marathon Community Park
Details: Come join the Marathon Parks & Rec department for its annual Trunk or Treat celebration. Bring your trick-or-treat bags as cars make their way along a driving route through the park to see displays – and grab plenty of candy – from community organizations. The evening will also feature kids’ games in the park and more.

Seacamp’s Fall Family Day
When: Sunday, Oct. 15, 1-6 p.m.
Where: Seacamp’s Big Pine Key campus, 1300 Big Pine Ave.
Details: Seacamp’s Fall Family Day will include concessions, games, a touch tank, bounce house, science booths, kayak tours and pumpkin crafts. A costume contest is set for 1:30 p.m., with a magic show at 3 p.m. and raffle at 5:30 p.m. Guests are encouraged to wear costumes, bring trick or treat bags and bring pumpkins to carve or paint. Entry is $5 (cash only) for adults, with children 17 and under admitted free with adult supervision. Call 305-872-2331 to reserve kayak tours in advance.

Witches in the Hammock
When: Saturday, Oct. 21, 6:30-9 p.m.
Where: Crane Point Museum & Nature Center
Details: Join Crane Point for its annual Witches in the Hammock event. Take a lantern walk through the hammock to a haunted house and watch the witches who live there dance around the fire pit. Have some witches’ brew and ride back to the Crane Point courtyard, where pirates will be playing all kinds of pirate games. Casper’s house will also be open for a visit with the friendly ghost. A Halloween movie will be playing under Crane Point’s new shade cover and amphitheater.

Boo Bash Costume Contest
When: Friday, Oct. 27, 7 p.m. (costume contest 8 p.m.)
Where: Havana Jack’s Oceanside Restaurant, 401 E Ocean Dr., Key Colony Beach
Details: Cool prizes and bragging rights are up for grabs at the 2023 Boo Bash Costume Contest! Come in your best costume and prepare for a night of spooky fun! All ages welcome. Proceeds go to benefit Presents in Paradise, which helps local working families provide Christmas to their kids. Live music, celebrity judges, and scary drink specials will combine to guarantee a frighteningly fun evening.

Halloween Kids Costume Run
When: Saturday, Oct. 28, 9 a.m.
Where: Marathon Community Park
Details: HapynKeys Running’s annual Halloween costume run shifts to Marathon Community Park this year in partnership with Marathon’s Park and Recreation Department. The 1-mile run will take participants around the park, and the event will include best-costume prizes, goody bags and more. The run is $5 per child to enter. Register at clubs.bluesombrero.com/cityofmarathonparksandrec.

Trick or Treat at Aquarium Encounters
When: Saturday, Oct. 28, 9 a.m. – 5 p.m.
Where: Aquarium Encounters, 11710 Overseas Hwy.
Details: Kids in costume will receive free admission to Aquarium Encounters and candy with a paying adult or member. Trick or treat at the exhibits at the aquarium. While supplies last.

15th annual City of Marathon employee costume contest
When: Tuesday, Oct. 31, 9 a.m. – 4 p.m.
Where: City Hall, 9805 Overseas Hwy.
Details: Come see all the employee costumes and cast your votes. Cost is $1 per vote. All proceeds will be donated to Presents in Paradise.

Gulfside Village Trick or Treat
When: Tuesday, Oct. 31, 5:30 – 7:30 p.m.
Where: Gulfside Village, 5800 Overseas Hwy.
Details: Annual Trick or Treat Halloween party at Gulfside Village. Come enjoy the fun in the fresh outdoors. Candy donations are appreciated and can be dropped off at Flowers By J&J. Any business or organization that would like to set up a table or donate candy may contact Flowers By J&J to reserve a spot. Call 305-743-5459 or email [email protected].

Grassy Key Halloween
When: Tuesday, Oct. 31, 5:30 p.m.
Where: Grassy Key on Goodley, Gibson, Bailey and west end of Morton Street.
Details: Please join the Grassy Key community in passing out candy for trick-or-treaters! All are welcome.

Trick or Treating Behind the Airport
When: Tuesday, Oct. 31, starting at dark
Where: Neighborhood off Aviation Blvd. between Dolphin Dr. and Harbor Dr.
Details: Come join the fun for Marathon’s traditional behind-the-airport trick-or-treating! MCSO deputies will be controlling traffic in the area from 6 to 11 p.m. Please note that a one-way traffic pattern will be established according to the map shown here. Parking is prohibited on Aviation Boulevard, but ample parking is available on Gulfstream Boulevard.