The Best FREE Things to Do in Westchester

Free things to do in Westchester

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Friday Oct. 31, 2025

10am–9:30pm

Halloween Costume Contest & Trick-or-Treating

Ages: All
Free
Halloween

Palisades CenterWest Nyack

Toddler Halloween Party

10:30–11:15am

Toddler Halloween Party

Ages: 4 and under
Free
Halloween

Haverstraw King’s Daughters Public Library, Main BranchGarnerville

Slime

4:30–5:15pm

Science in Action-Slime Science @ the Village Branch

Ages: 9 – 12
Free

Haverstraw King’s Daughters Public Library Village BranchHaverstraw

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