Welcome to the Historic Hudson River Towns Events Calendar!
Organizations in Historic Hudson River Towns member communities are welcome to post events here free of charge. Events must be open to the public, with or without admission fees. Historic Hudson River Towns reserves the right to reject any event that is considered inappropriate for any reason. Please allow up to 24 hours after submission for event to be listed.
Submit your local events to the Historic Hudson River Towns (will require admin approval upon submission).
The Octagon House: 1876 Centennial Tour
Armour-Stiner Octagon House, 45 W Clinton Avenue, Irvington, NY, 10533, United States
Week of Events
Rivertowns Earth Month Scavenger Hunt
Rivertowns residents from Hastings-on-Hudson to Sleepy Hollow are invited to play a game throughout the month of April 2026. Participants will complete missions that spotlight our natural open spaces, fun community events, local stewardship opportunities and sustainable lifestyle options. A friendly competition among municipalities will boost participation in a good-natured, mutually beneficial challenge.
Sunday, April 19, 2026
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April 19, 2026 -The Octagon House: 1876 Centennial Tour
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April 19, 2026 -Hastings on Jazz
The Octagon House: 1876 Centennial Tour
An American Original This year, The Armour-Stiner Octagon House in Irvington, New York will commemorate the 250th Anniversary of The United States with a special guided tour: The Octagon House: 1876 Centennial Tour 100 years before it became a wealthy New York City suburb, Westchester County was once a lawless “neutral ground” during the height of…
Hastings on Jazz
Head to VFW Plaza on Warburton Avenue on Sunday, June 15th, from 3:00 to 5:30 PM for Hastings on Jazz, a weekly outdoor Jazz concert performed by David Janeway Quarter featuring special guests.
Monday, April 20, 2026
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April 20, 2026 -The Octagon House: 1876 Centennial Tour
The Octagon House: 1876 Centennial Tour
An American Original This year, The Armour-Stiner Octagon House in Irvington, New York will commemorate the 250th Anniversary of The United States with a special guided tour: The Octagon House: 1876 Centennial Tour 100 years before it became a wealthy New York City suburb, Westchester County was once a lawless “neutral ground” during the height of…
Tuesday, April 21, 2026
No events on this day.
Wednesday, April 22, 2026
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April 22, 2026 -Rethinking the Environmental Movement: An Earth Day Discussion
Rethinking the Environmental Movement: An Earth Day Discussion
Samantha Sweetwater, Reverend Billy Talen and Daniel Pinchbeck will reflect on the evolution of the environmental movement to illuminate the scale of the challenges before us and help us imagine a more grounded, relational, and life-affirming path forward. From early conservation efforts and street protest to today’s broader reckoning with climate disruption, inequality, and spiritual…
Thursday, April 23, 2026
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April 23, 2026 -45th Anniversary Jazz Music in the Garden
45th Anniversary Jazz Music in the Garden
The ever-popular summer music program kicks off on July 10 and runs for eight consecutive Thursday evenings, from 7-9pm, through August 28 on the garden stage of the Museum, located at 82 N. Broadway, Nyack, NY 10960. “The Museum is proud to have reached this milestone of producing Jazz in the Garden for forty five…
Friday, April 24, 2026
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April 24, 2026 -The Octagon House: 1876 Centennial Tour
The Octagon House: 1876 Centennial Tour
An American Original This year, The Armour-Stiner Octagon House in Irvington, New York will commemorate the 250th Anniversary of The United States with a special guided tour: The Octagon House: 1876 Centennial Tour 100 years before it became a wealthy New York City suburb, Westchester County was once a lawless “neutral ground” during the height of…
Saturday, April 25, 2026
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April 25, 2026 -Ossining Farmers Markets – Saturdays 8:30a-1:00p
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April 25, 2026 -The Octagon House: 1876 Centennial Tour
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April 25, 2026 -Tallman Beach & Pool Club Concert Series
Ossining Farmers Markets – Saturdays 8:30a-1:00p
Join us every Saturday in downtown Ossining for our Farmers Market! LOCATION: Corner of Main and Spring Streets Visit our website for a weekly update of vendors and activities.Saturdays, year-round, 9am to 1:30pm. FMNP available from 6/1-11/30 914-923-4837
The Octagon House: 1876 Centennial Tour
An American Original This year, The Armour-Stiner Octagon House in Irvington, New York will commemorate the 250th Anniversary of The United States with a special guided tour: The Octagon House: 1876 Centennial Tour 100 years before it became a wealthy New York City suburb, Westchester County was once a lawless “neutral ground” during the height of…
Tallman Beach & Pool Club Concert Series
Every summer, the party starts at Tallman Beach & Pool Club! 🎉 Join us every Saturday night at 7 PM for live music under the stars—featuring a mix of live bands and high-energy DJs. 6/21 - Stone Flower 6/28 - 8th Grade Science 7/5 - TBD 7/12 - Peach Project 7/19 - Incidental Contact 7/26…
Submit your local events to the Historic Hudson River Towns (will require admin approval upon submission).