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Los Alamos MainStreet and Creative District hosts several major community events in downtown Los Alamos. We believe that community-building events lead to better quality of life for the entire community. All events are FREE to the public.

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Tuesdays @ the Square
Tuesdays in June and July 2026
Presented by Los Alamos MainStreet & Creative District, generously sponsored by Zia Credit Union, and produced by Live in Los Alamos, Tuesdays @ the Square is gearing up for a rocking summer.

This year, from 6-8 pm, Tuesdays will be activating the Central Park Square lawn next to Boese Bros with seven Tuesday evenings of live music, spanning rock, jazz, blues, and more.

There is a beer garden and opportunities for picnicking. Some weeks will feature a theme and might have pop-up science fun or art making opportunities

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Los Alamos ScienceFest 
September 18-26, 2026
ScienceFest features a week of interactive activities, competitions, speakers, tours, and exhibits to engage the public in Science, Technology, Engineering, Art and Math (STEAM) topics. Participate in the featured "Discovery Day" event at Ashley Pond Park - fun for all ages with STEAM booths, live music, food vendors and more! 

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Month of Arts and Humanities
October 2026
The Day of Arts & Culture, organized by Los Alamos MainStreet in collaboration with the Los Alamos Arts Center kicks off the National Month of Arts and Humanities. 

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Halloweekend
October 30-November 1, 2026
Halloweekend is typically anchored by Trick-or-Treat on MainStreet, a wildly popular event that turns Central Avenue into a ghoulish pedestrian area! 

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Small Business Saturday 
November 28, 2026
Sign up to participate in the Blue Bucks Promotion
and Small Business Saturday!

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Los Alamos WinterFest
December 4-6, 2026
WinterFest Weekend celebrates winter in Los Alamos. Many businesses and organizations schedule events including ballets, bazaars, shows, and more. All the details can be found here! 

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Other events by our partners
Check out more information about events organized within the community by our local partners! 

Support the Community by Sponsoring an Event

Join our family of sponsors that are contributing to building the

community of Los Alamos.

 

Contact Jacquelyn@losalamos.org or

call 505-661-4844

for a current Sponsorship Packet.

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Los Alamos MainStreet & Creative District is a volunteer-driven organization. Following the best practices as established by the National Trust for Historic Preservation, we have standing committees that implement all our projects. We invite you to join our volunteer corps, a wonderful group of individuals, students, and community leaders. Meet new friends, try out new skills, and have fun as you help support the MainStreet District. Opportunities range from volunteering for specific events to joining one of our planning committees.

Copyright of Los Alamos Commerce and Development Corporation

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