Callahan House Special Events - City of Longmont Skip to main content

Upcoming Events

Spring and Summer Open Houses

Spring: Thursday, April 24, 2025, from 5:00pm – 7:00pm
Summer: Thursday, July 24, 2025, from 5:00pm – 7:00pm

Free and open to the public. No registration required. 

Learn about local history at one of Longmont’s most treasured historic sites. Self-tour through Callahan House with handouts and historical information provided throughout the house by board members and staff.

 

 

ArtWalk Open House

Saturday, September 13, 2025, from 4:00pm – 8:00pm

Free and open to the public. No registration required. 

Join us for our annual ArtWalk Open House in conjunction with FireHouse Arts Center’s ArtWalk on Main. Local artists will be selling their work in the house and gardens. Self-tour through Callahan House with handouts and historical information provided throughout the house by board members and staff.