13 listed options in Parker, with dates, costs, age guidance and direct organizer links. Choose a candy outing, costume event or seasonal plan that fits your group.
Coverage is curated, not exhaustive. Some listed dates may have passed; check each date before planning. Nearby towns are listed in their own city guides. Age restrictions and uncertain prices stay visible.
Trick-or-treating
A Storybook Holiday: The Great Pumpkin
2026-10-24 · 6–9 PM · Mountain Time
Official Douglas County Libraries event. Ideal for ages 3–8; all ages welcome. Do not duplicate the October 18 Peanuts event from The Secret Chapter without independent organizer verification.
Location: Douglas County Libraries, 20105 Mainstreet, Parker, CO 80138
Cost: Tickets from $28.52; current checkout determines category and final amount
Age guidance: See organizer's age guidance
Official Douglas County Libraries event. Ideal for ages 3–8; all ages welcome. Do not duplicate the October 18 Peanuts event from The Secret Chapter without independent organizer verification.
Organizer details for A Storybook Holiday: The Great Pumpkin · Tickets or registration
Source checked 2026-10-12
Halloween at Kiddie Academy
2026-10-24 · 10 AM–2 PM · Mountain Time
Organizer Colorado Business Mingle's own ticket listing. Reserve free spot. This is 2026 successor to 2025 Vehicle Vault event; do not list Vehicle Vault as separate event.
Location: 11740 Murrelet Street, Parker, CO 80134
Cost: Free
Age guidance: See organizer's age guidance
Organizer Colorado Business Mingle's own ticket listing. Reserve free spot. This is 2026 successor to 2025 Vehicle Vault event; do not list Vehicle Vault as separate event.
Organizer details for Halloween at Kiddie Academy · Tickets or registration
Source checked 2026-10-12
Trunk or Treat on Mainstreet
2026-10-24 · Sensory hour 1–2 PM; general admission 2–5 PM · Mountain Time
Child tickets are limited. Sensory hour reserved for families with sensory needs.
Location: 19751 Mainstreet, rear Parker Station parking lot, Parker, CO
Cost: Free; every child needs a timed ticket; adults do not
Age guidance: See organizer's age guidance
Child tickets are limited. Sensory hour reserved for families with sensory needs.
Organizer details for Trunk or Treat on Mainstreet · Tickets or registration
Source checked 2026-10-12
Newlin Meadows Fall Festival
2026-10-27 · 5–8 PM · Mountain Time
All ages are welcome. RSVP is available on this event page. The organizer lists Tuesday, October 27, consistent with 2026; a current 2026 secondary listing corroborates the year.
Location: 11755 Tara Lane, Parker, CO 80134
Cost: Admission price not published; a charge has not been confirmed
Age guidance: See organizer's age guidance
All ages are welcome. RSVP is available on this event page. The organizer lists Tuesday, October 27, consistent with 2026; a current 2026 secondary listing corroborates the year.
Organizer details for Newlin Meadows Fall Festival · Tickets or registration
Source checked 2026-10-12
Primrose School of Parker Trunk or Treat
2026-10-31 · 10 AM–noon · Mountain Time
No ticket or registration requirement indicated in organizer announcement.
Location: 18692 Pony Express Drive, Parker, CO 80134
Cost: Free; public welcome
Age guidance: See organizer's age guidance
No ticket or registration requirement indicated in organizer announcement.
Organizer details for Primrose School of Parker Trunk or Treat
Source checked 2026-10-12
Festivals & parades
Haunted Hunt on Mainstreet
2026-10-15 · 2026-10-16 · 2026-10-17 · 2026-10-22 · 2026-10-23 · 2026-10-24 · 2026-10-29 · 2026-10-30 · 2026-10-31 · Timed entry at 5, 5:30, 6, 6:30, 7 or 7:30 PM; sessions finish by 8 PM. Confirm the chosen slot at checkout. · Mountain Time
Family-friendly interactive Halloween scenes and a scavenger-style hunt. Optional VIP bag includes candy, toys and treats.
Location: Elevations Events / Realty ONE Group Elevations, 18951 Mainstreet, Suite D, Parker, CO 80134
Cost: General admission $29 on the verified October 17 slot; one free parent ticket per paid child ticket; children under 2 free. Other dates and fees may vary.
Age guidance: All ages; children must be accompanied by an adult
Organizer's direct Ticket Tailor date selector lists all nine dates. Entry-time range checked for October 15 and 17. Arrive five minutes early. No ticket quantity selected or purchase made.
Organizer details for Haunted Hunt on Mainstreet · Tickets or registration
Source checked 2026-10-12
Abundant Life Fall Festival & Chili Cook-Off
2026-10-25 · 4:30–8:30 PM · Mountain Time
Organizer's own registration page. All ages welcome. Hayrides, marshmallows and hot cider; bring a chair. Admission cost remains unconfirmed.
Location: 13696 North Winchester Way, Parker, CO 80138
Cost: Admission price not shown in inspected organizer page; secondary listing says free, not relied on as verified
Age guidance: See organizer's age guidance
Organizer's own registration page. All ages welcome. Hayrides, marshmallows and hot cider; bring a chair. Admission cost remains unconfirmed.
Organizer details for Abundant Life Fall Festival & Chili Cook-Off · Tickets or registration
Source checked 2026-10-12
Costume parties & contests
Halloween Dance — Therapeutic Recreation
2026-10-30 · 6–7:30 PM · Mountain Time
Adaptive program for people with disabilities. Verify age and support requirements with Heather Ballantyne at 303-805-3208. The exact Register link was read from the organizer's page, but its destination is NOT VERIFIED. Do not infer the 2026 age minimum from an old brochure.
Location: Parker Recreation Center, 17301 E Lincoln Avenue, Parker, CO 80138
Cost: $12
Age guidance: Adaptive program; verify age and support requirements
Adaptive program for people with disabilities. Verify age and support requirements with Heather Ballantyne at 303-805-3208. The exact Register link was read from the organizer's page, but its destination is NOT VERIFIED. Do not infer the 2026 age minimum from an old brochure.
Organizer details for Halloween Dance — Therapeutic Recreation · Tickets or registration
Source checked 2026-10-12
Stonegate Halloween Party
2026-10-30 · 6–8 PM · Mountain Time
Neighbors and all ages are invited. RSVP is available on this event page. The organizer lists Friday, October 30, consistent with 2026.
Location: 15787 Haseley Drive, Parker, CO 80134
Cost: Admission price not published; a charge has not been confirmed
Age guidance: See organizer's age guidance
Neighbors and all ages are invited. RSVP is available on this event page. The organizer lists Friday, October 30, consistent with 2026.
Organizer details for Stonegate Halloween Party · Tickets or registration
Source checked 2026-10-12
Crafts, games & shows
Pumpkin–Succulent Fall Centerpiece DIY Class
2026-10-17 · 11 AM–noon · Mountain Time
Organizer's own ticket page. Age minimum is not published. Label as a seasonal craft option, not a children's candy event.
Location: Pine Lane Nursery, 18200 Apache Drive, Parker, CO 80134
Cost: From $78; verify final checkout
Age guidance: Age minimum not published
Organizer's own ticket page. Age minimum is not published. Label as a seasonal craft option, not a children's candy event.
Organizer details for Pumpkin–Succulent Fall Centerpiece DIY Class · Tickets or registration
Source checked 2026-10-12
Create a SPOOKtacular Mini Haunted House!
2026-10-18 · 1–3:30 PM; doors open at 12:50 PM · Mountain Time
Paint and decorate a miniature wooden haunted house. All materials included; no artistic experience needed.
Location: Goods & Grace, 17002 Mainstreet, Unit L, Parker, CO 80134
Cost: $39 per person; organizer says no additional fees
Age guidance: Children under 14 must attend with a parent or legal guardian
Organizer Jill Stewart's own ticket page verified through public browser. Advance reservation; no ticket added or purchased.
Organizer details for Create a SPOOKtacular Mini Haunted House! · Tickets or registration
Source checked 2026-10-12
Pumpkin Carving/Painting — Therapeutic Recreation
2026-10-22 · 6–7:30 PM · Mountain Time
Adaptive program for people with disabilities. Verify age and support requirements with Heather Ballantyne at 303-805-3208 or hballantyne@parkerco.gov. The exact Register link was read from the organizer's page, but browser navigation to the short link failed; the destination is NOT VERIFIED.
Location: Parker Recreation Center, 17301 E Lincoln Avenue, Parker, CO 80138
Cost: $12
Age guidance: Adaptive program; verify age and support requirements
Adaptive program for people with disabilities. Verify age and support requirements with Heather Ballantyne at 303-805-3208 or hballantyne@parkerco.gov. The exact Register link was read from the organizer's page, but browser navigation to the short link failed; the destination is NOT VERIFIED.
Organizer details for Pumpkin Carving/Painting — Therapeutic Recreation · Tickets or registration
Source checked 2026-10-12
Halloween Trivia & Costume Contest at Lone Tree Brewing — Parker
2026-10-28 · 6–8:30 PM; costume contest 7 PM · Mountain Time
Halloween-themed trivia and a costume contest at the Parker taproom.
Location: Lone Tree Brewing Company — Parker, 18425 Pony Express Drive, Suite 125, Parker, CO 80134
Cost: Admission fee not published on the official brewery calendar — a charge may apply
Age guidance: Admission age not stated; alcohol service is 21+; specific ID rule not published
The official brewery calendar verifies the event and time. An aggregator calls it free, but the official source does not state that, so this card does not promise free admission. No ticket purchase link is published. Beer is available, not verified as included.
Organizer details for Halloween Trivia & Costume Contest at Lone Tree Brewing — Parker
Source checked 2026-10-12