Madness on Main Newcastle, Wyoming

Madness on Main Newcastle, Wyoming Family fun bringing Weston County together! Madness at it's best right here in Newcastle, Wyoming! Activities for all ages, up and down Main Street.

Stay tuned for updates and specifics!

Shout out to Sagebrush Market for some amazing flyers and all of the hidden ducks on Main Street! 🦆
08/31/2026

Shout out to Sagebrush Market for some amazing flyers and all of the hidden ducks on Main Street! 🦆

08/29/2026
🥁 Drum Roll, Please!
08/25/2026

🥁 Drum Roll, Please!

9th Annual Madness on Main Water Balloon Fight will be at 3pm on Saturday, September 5th on Main Street of Newcastle! 💦G...
08/22/2026

9th Annual Madness on Main Water Balloon Fight will be at 3pm on Saturday, September 5th on Main Street of Newcastle!

💦Get ready to have some fun with Newcastle Volunteer Fire Department👨🏻‍🚒, Tower #17 🚒, 🐎Ranchers Feed & Supply and more than 3 thousand water balloons 🎈sponsored by Bomgaars.

Thank you for the continued support of Madness on Main!
08/22/2026

Thank you for the continued support of Madness on Main!

The 9th Annual Madness on Main is brought to you in part by Black Hills Energy!
08/22/2026

The 9th Annual Madness on Main is brought to you in part by Black Hills Energy!

08/08/2026

Hospital Hill Bike Race at 1pm during the Madness on Main event September 5th, downtown Newcastle, Wyoming.

Mark Your Calendars! 9th Annual Madness on Main is HAPPENING on Saturday, September 5th! Downtown Newcastle, Wyoming fro...
08/05/2026

Mark Your Calendars! 9th Annual Madness on Main is HAPPENING on Saturday, September 5th! Downtown Newcastle, Wyoming from 9am to 10pm, come enjoy some fun!

A shout out to Newcastle and the Small Town Businesses that make this event possible!(Open this entire post to read on)2...
03/21/2026

A shout out to Newcastle and the Small Town Businesses that make this event possible!
(Open this entire post to read on)

2026 is our 9th year of Madness on Main! We appreciate all that our community does and shows up for this great event.

Take a look at the link below! Wyoming's Senator John Barrasso gives Newcastle a shout out in his speech. (8 minutes 50 seconds)

Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

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1 Main Street
Newcastle, WY
82701

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