Castle Rock Halloween 2025

See all Castle Rock Halloween happenings this year!

Castle Rock comes alive for Halloween 2025 as downtown and the Tower host macabre entertainment and seasonal scares. The city showcases frightful tours, costume events, and harvest festivities across town squares and parks.

Find the best Castle Rock Halloween happenings this year!

Last updated: 11/11/2025 by HalloweenLocal.com editorial team

Castle Rock Halloween

Castle Rock Family-Friendly Fall Activities

Castle Rock Fall Festival featuring Creepy Crawlies Around the Rock in Castle Rock

Details

Castle Rock Fall Festival featuring Creepy Crawlies Around the Rock (Castle Rock, CO)

Sunday, October 19, 2025

📍 Festival Park

300 Second St., Castle Rock, CO 80104

(0.2 mi from Castle Rock)

Event Details

👻 Scare Factor: 👻👻👻👻👻

💰 Budget: FREE

🎃 Family Friendly: 🎃🎃🎃🎃🎃

⚡ Energy: Low to moderate

Event Description

Castle Rock's Fall Festival invites visitors to celebrate the season with a delightful array of autumn activities. Families can enjoy craft stations, games, and a decorated photo booth. The event also features 'Creepy Crawlies Around the Rock,' an educational exhibit showcasing local wildlife.

fall_festivalhalloween_festivalfamily_friendlypumpkin_patchcommunity_event

⭐ Best For: Families and individuals looking for a festive fall experience.

See Full Details →

A group of four friends are gathered around a table outdoors, preparing for a Halloween celebration. They are surrounded by Halloween decorations like pumpkins and festive garlands, and the mood appears cheerful and communal.

Details

Spooktacular (Castle Rock, CO)

Saturday, October 18, 2025

📍 Philip S. Miller Park

1375 W. Plum Creek Parkway, Castle Rock, CO

(1.2 mi from Castle Rock)

Event Details

👻 Scare Factor: 👻👻👻👻👻

💰 Budget: FREE

🎃 Family Friendly: 🎃🎃🎃🎃🎃

⚡ Energy: Low

Event Description

Join the Spooktacular for a delightful, not-so-spooky Halloween celebration. This free outdoor event encourages family-friendly costumes and features a variety of engaging activities. Attendees can enjoy games, win prizes, and collect candy, making it a perfect fall outing for the whole family.

family_friendlyhalloween_festivaltrick_or_treatcostume_contestcommunity_event

⭐ Best For: Families with young children

See Full Details →

Three cartoon children, two boys and a girl, walk down a street decorated for Halloween. They are holding balloons and jack-o'-lanterns, smiling and looking happy.

Details

Fangtastic Festival (Castle Rock, CO)

Friday, October 24, 2025

📍 Festival Park

(0.2 mi from Castle Rock)

Event Details

👻 Scare Factor: 👻👻👻👻👻

💰 Budget: FREE

🎃 Family Friendly: 🎃🎃🎃🎃🎃

⚡ Energy: Low

Event Description

Join the Fangtastic Festival for a spook-tacular Halloween trick-or-treat event designed for families and young children. Enjoy a delightful booth-to-booth candy adventure filled with festive music and vendor booths. It's a safe and friendly daytime opportunity for little ghouls and goblins to gather treats.

trick_or_treatfamily_friendlycommunity_eventhalloween_festivalface_painting

⭐ Best For: Families with young children

See Full Details →

Halloween Near Castle Rock

Parker Halloween

Two children in Halloween costumes stand among pumpkins and jack-o'-lanterns in a dimly lit, spooky setting. One child is dressed as a skeleton and holds a cookie, while the other, wearing a witch hat, holds a small pumpkin.

Parker

Details

Fieldhouse Fright Night (Parker)

📍 Parker Fieldhouse

Oct 11, 2025

(11.6 mi from Castle Rock)

See Full Details →

Two cartoon children, a boy and a girl, are smiling and holding pumpkins at a Halloween festival. The girl wears a witch hat and a grey sweater, while the boy wears an orange pumpkin-themed vest over a purple sweater. They are surrounded by pumpkins and a festive carnival tent in the background.

Aurora

Details

Treat Street at Arapahoe County Scaregrounds (Aurora)

📍 Arapahoe County Fairgrounds Event Center

Oct 18, 2025

(20.1 mi from Castle Rock)

See Full Details →

See all 5 events in Parker →

Littleton Halloween

A group of people stand in a cornfield looking at a tall ship and several bald eagles flying and perched around them.

Littleton

Details

Corn Maze at Chatfield Farms (Littleton)

📍 Denver Botanic Gardens Chatfield Farms

Sep 19, 2025

(17.9 mi from Castle Rock)

See Full Details →

Reinke Brothers Haunted Mansion in Littleton

Littleton

Details

Reinke Brothers Haunted Mansion (Littleton)

📍 Reinke Brothers

Sep 26, 2025

(18.8 mi from Castle Rock)

See Full Details →

See all 6 events in Littleton →

Aurora Halloween

This is Halloween: 2025 Fall Masterworks Concert in Aurora

Aurora

Details

This is Halloween: 2025 Fall Masterworks Concert (Aurora)

📍 Gateway High School Auditorium

Oct 11, 2025

(22.3 mi from Castle Rock)

See Full Details →

Three people in Halloween costumes, two children and one adult, stand in a shopping mall decorated with pumpkins and stars. The child on the left wears a red coat and hat, holding a pumpkin bucket. The adult in the middle wears a blue and yellow wizard costume. The child on the right wears a brown polka-dot witch costume and holds a candy box.

Aurora

Details

Halloween on Havana Street (Aurora)

📍 The Gardens on Havana Shopping Center & Aurora Police Department District 1 Substation

Oct 25, 2025

(22.2 mi from Castle Rock)

See Full Details →

See all 4 events in Aurora →

Denver Halloween

A lively Halloween street fair with people in costumes, decorations, and a large skeleton figure holding a "HALLOWEEN" sign.

Denver

Details

Broadway Halloween Parade (Denver)

📍 Broadway Corridor

Oct 25, 2025

(26.6 mi from Castle Rock)

See Full Details →

Two figures in white ghost costumes walk hand-in-hand down a cobblestone street lined with old, spooky buildings under a large full moon.

Denver

Details

Dark Side of Denver Ghost Tours (Denver)

📍 Union Station

(27.4 mi from Castle Rock)

See Full Details →

See all 23 events in Denver →

Arvada Halloween

Golden Ghosts & Spirits Haunted Pub Crawl in Golden

Golden

Details

Golden Ghosts & Spirits Haunted Pub Crawl (Golden)

📍 Goosetown Station or Mountain Toad Brewing

(33.1 mi from Castle Rock)

See Full Details →

An animated scene depicts a lively street outside a pub called "The Ajansteer Pub" on Halloween. A cheerful, white-haired man with exaggerated, wispy hair holds two pints of beer, while a smiling woman in a red top holds a pint. Other patrons, some with skull masks, mingle in the background.

Golden

Details

Golden Ghosts & Spirits Haunted Pub Crawl Tour (Golden)

📍 Goosetown Station

Jun 1, 2025

(33.1 mi from Castle Rock)

See Full Details →

See all 7 events in Arvada →

Thornton Halloween

Main Event Thornton Halloween Boo-wling Spooktacular in Thornton

Thornton

Details

Main Event Thornton Halloween Boo-wling Spooktacular (Thornton)

📍 Main Event Thornton

Oct 26, 2025

(40.9 mi from Castle Rock)

See Full Details →

A multi-generational family enjoys a meal outdoors, with a grandfather, daughter, and granddaughter laughing and eating french fries at a picnic table adorned with a red and white checkered tablecloth.

Thornton

Details

Thornton Harvest Fest (Thornton)

📍 Community Park

Oct 4, 2025

(34.8 mi from Castle Rock)

See Full Details →

See all 5 events in Thornton →

Colorado Springs Halloween

A ghostly figure draped in white fabric with dark eye holes floats eerily in a foggy, dark forest at night.

Manitou Springs

Details

The Rocky Horror Picture Show Live! (Manitou Springs)

📍 The Iron Springs Chateau Melodrama Dinner Theater

Oct 17, 2025

(35.9 mi from Castle Rock)

See Full Details →

A terrifying werewolf with glowing green eyes lunges forward in a dimly lit hallway, while two people flee in terror towards an open doorway.

Colorado Springs

Details

HellScream Haunted House (Colorado Springs)

📍 HellScream Haunted House

Sep 26, 2025

(34.5 mi from Castle Rock)

See Full Details →

See all 20 events in Colorado Springs →

Broomfield Halloween

Coloween 2025 in Lafayette

Lafayette

Details

Coloween 2025 (Lafayette)

📍 Bounce Empire

Oct 31, 2025

(44.1 mi from Castle Rock)

See Full Details →

Three characters from The Nightmare Before Christmas, Jack Skellington, Sally, and a third character resembling Sally, are joyfully jumping in the air against a backdrop of a large full moon and a crowd of people at an outdoor Halloween event.

Broomfield

Details

Nightmare in the Air: An Aerial Halloween Production (Broomfield)

📍 Iluminar Aerial at The Apollo Center

Oct 18, 2025

(40.1 mi from Castle Rock)

See Full Details →

See all 15 events in Broomfield →

Boulder Halloween

Three cartoon children are sitting in a pumpkin patch surrounded by corn stalks. The children are smiling and looking at the viewer, with pumpkins in the foreground and background.

Boulder

Details

Munson Farms Fall Activities (Boulder)

📍 Munson Farms

Sep 20, 2025

(48.8 mi from Castle Rock)

See Full Details →

Downtown Boulder Fall Fest in Boulder

Boulder

Details

Downtown Boulder Fall Fest (Boulder)

📍 Pearl Street Mall

Oct 3, 2025

(49.8 mi from Castle Rock)

See Full Details →

See all 10 events in Boulder →

Longmont Halloween

Anderson Farms Fall Festival and Corn Maze in Erie

Erie

Details

Anderson Farms Fall Festival and Corn Maze (Erie)

📍 Anderson Farms

Sep 25, 2025

(51.0 mi from Castle Rock)

See Full Details →

Three children in Halloween costumes, including two witches and one dressed as a pumpkin, are walking down a street during a parade, holding pumpkins.

Longmont

Details

45th Annual Halloween Parade and Trick-or-Treat Street (Longmont)

📍 Longmont, Colorado

(56.5 mi from Castle Rock)

See Full Details →

See all 9 events in Longmont →

View Our Interactive Map for More Events Around Castle Rock

Discover thousands of halloween across the country

Explore Other Cities

Find events in different locations

Our Process

With 20 years of experience, we use AI technology to build the most comprehensive list of halloween events.

Our goal is complete coverage—from major festivals to small community celebrations, ensuring you never miss anything happening in your area.

Learn More About Our Process