Princeton NJ Non-Profit Events Calendar

September 13

Sourland Spectacular
7:00 AM

Tai Chi By The Delaware, Washington Crossing Park
8:30 AM - 9:30 AM

West Windsor Community Farmers' Market
9:00 AM - 1:00 PM

"Fall for Buttons" New Jersey State Button Society Fall Show and Competition
9:00 AM - 4:00 PM

Walking Tour of Historic Flemington, Hunterdon County Historical Society
10:00 AM - 12:00 PM

Attic Treasures Sale, Washington Crossing Park
10:00 AM - 4:00 PM

Native Plant Sale & Butterfly Festival, Lambertville Goes Wild
10:00 AM - 2:00 PM

Princeton Canal Walkers, Turning Basin Park
10:00 AM

Gemma's Gratitude Yoga Class, Herrontown Woods
11:00 AM - 12:00 PM

French History Workshop, Alliance Francaise of Princeton
11:00 AM - 12:00 PM

The Way Home: Poetry and Conversation with Yamini Pathak, WWAC
2:30 PM - 4:30 PM

Community-wide S'lichot Celebration, Adath Israel Congregation
8:15 PM - 10:30 PM

September 14

Sunday Stewardship, The Watershed Institute
9:00 AM - 11:00 AM

RiverFest NJ 2025
11:00 AM - 4:00 PM

Princeton History Walking Tour, Historical Society of Princeton
2:00 PM - 4:00 PM

Listen Local: The Professors, Hinds Plaza
4:00 PM - 5:15 PM

SMASH! Opera and Broadway's Greatest Hits, Boheme Opera NJ
4:00 PM

September 15

A New Museum for Princeton, The Women's College Club of the Princeton
1:00 PM - 3:00 PM

Arm In Arm Mobile Food Pantry, Lawrence Branch Library
2:00 PM - 4:00 PM

SCORE Seminar
6:30 PM - 7:30 PM

Hopewell Valley Chorus Open Rehearsals
7:30 PM - 9:30 PM

September 17

Webinar: New Rules for Fall Garden Cleanup, New Jersey State Library
12:00 PM - 1:00 PM

Fashion for a Cause, Dress for Success Central NJ
6:00 PM - 8:30 PM

Ageism in Popular, CMAP
6:00 PM - 7:00 PM

Princeton and the American Revolution, Updike Farmstead
6:30 PM - 7:30 PM

Welcoming Week: Newcomers Evening, Princeton Public Library
7:00 PM

Jersey Art Meetup, Arts Council of Princeton
7:00 PM - 9:00 PM

September 18

Meeting of the 55-Plus Club of Princeton
10:00 AM

D&R Greenway's Native Plant Sale
12:00 PM - 4:00 PM

Open Auditions - OnStage Seniors @CMAP
2:00 PM - 4:00 PM

Friend-Raiser @ Needle Creek Brewery for Hopewell Mobile Food Pantry
5:00 PM - 8:00 PM

Opening Reception, Beauty of D&R Greenway Preserves
5:30 PM - 7:30 PM

September 19

Lawrence Library September Book Sale
10:00 AM - 4:30 PM

Magical Baby and Toddler Storyplays with Miss Pam, ACP
10:30 AM - 11:15 AM

D&R Greenway's Native Plant Sale
12:00 PM - 4:00 PM

ACP BYOB: Wheel Ceramics
6:00 PM - 8:00 PM

The Ebony Hillbillies, The Princeton Folk Music Society
8:00 PM - 9:30 PM

September 20

8th Annual Delaware River Cleanup
8:30 AM - 11:30 AM

Tai Chi By The Delaware, Washington Crossing Park
8:30 AM - 9:30 AM

West Windsor Community Farmers' Market
9:00 AM - 1:00 PM

D&R Greenway's Native Plant Sale
9:00 AM - 12:00 PM

Hopewell Harvest Fair
9:45 AM - 4:00 PM

Scavenger Hunt in the Mapleton Preserve
10:00 AM - 11:30 AM

Magical Baby and Toddler Storyplays with Miss Pam, ACP
10:30 AM - 11:15 AM

Children's Book Launch, Stoutsburg Sourland African American Museum (SSAAM)
11:00 AM - 1:00 PM

Gemma's Gratitude Yoga Class, Herrontown Woods
11:00 AM - 12:00 PM

Art All Day 2025, Artworks
12:00 PM - 6:00 PM

Annual Pop-Up Beer + Wine Garden, ACP
2:00 PM - 5:00 PM

September 21

4th Annual Warrior Walk, YWCA Princeton's Breast Cancer Resource Center
10:00 AM - 12:00 PM

Special Anniversary Gala Featuring Tennis Legend Kim Clijsters, NJTL of Trenton
12:00 PM - 5:00 PM

Music: Open Acoustic Jam, Princeton Public Library
3:00 PM - 4:30 PM

Fall Equinox Folk Festival Fundraiser with the Chivalrous Crickets, Herrontown Woods
3:00 PM - 5:00 PM

Turning the Tide on Plastic Waste: An Afternoon of Storytelling, Community and Impact at the Johnson Education Center
4:00 PM - 5:30 PM

September 25

Afternoon Tea with the Secret Tea Room, Morven Museum & Garden
12:00 PM - 4:00 PM

Health Fair: Living Well/Aging Well, CMAP
1:00 PM - 4:00 PM

September 26

Magical Baby and Toddler Storyplays with Miss Pam, ACP
10:30 AM - 11:15 AM

Afternoon Tea with the Secret Tea Room, Morven Museum & Garden
12:00 PM - 4:00 PM

Golu Extravaganza, WWAC
6:00 PM - 8:00 PM

Dancing Under the Stars, Hinds Plaza
7:00 PM - 10:00 PM

September 27

Tai Chi By The Delaware, Washington Crossing Park
8:30 AM - 9:30 AM

West Windsor Community Farmers' Market
9:00 AM - 1:00 PM

2025 In-Person Green House Tours
10:00 AM - 5:00 PM

Hopewell Tour Des Arts
11:00 AM - 5:00 PM

Witherspoon in Action: Community Block Party
11:00 AM - 3:00 PM

Gemma's Gratitude Yoga Class, Herrontown Woods
11:00 AM - 12:00 PM

MCLS Book Festival: Keynote Speaker Alicia Ostriker, Lawrence Library
12:00 PM

Concert @Rockingham State Historic Site
4:00 PM - 5:00 PM

Golu Extravaganza, WWAC
4:00 PM - 8:00 PM

Annual Fall Fundraising Gala, Princeton Community Housing (PCH)
5:30 PM - 9:30 PM

September 28

Annis Boudinot Stockton Poetry Festival
10:00 AM - 4:00 PM

Hopewell Tour Des Arts
11:00 AM - 5:00 PM

Home is where the heART is, Housing Initiatives of Princeton & Arts Council of Princeton
3:00 PM - 5:00 PM

Friends of Princeton Open Space Fall Fest
4:00 PM - 6:00 PM

October 02

Author Lecture, Old Barracks Museum
6:00 PM

October 03

Helene Mazur Solo Art Show- 'Happiness Is' - Opening Reception
5:00 PM - 7:00 PM

October 04

Tai Chi By The Delaware, Washington Crossing Park
8:30 AM - 9:30 AM

West Windsor Community Farmers' Market
9:00 AM - 1:00 PM

Microforest Planting at Quarry Park
10:00 AM - 5:00 PM

History/Nature Hike at Institute Woods, Historical Society of Princeton
4:00 PM - 6:00 PM

2025 Watershed FEST
6:30 PM - 10:30 PM

October 05

Princeton Community Chili Cook-Off, Updike Farmstead
12:00 PM - 3:00 PM

October 09

Meeting of the 55-Plus Club of Princeton
10:00 AM

CASA 25th Anniversary Gala
6:00 PM

October 10

2nd Annual Sips at Sunset, HiTOPS
6:00 PM - 8:00 PM

October 11

Tai Chi By The Delaware, Washington Crossing Park
8:30 AM - 9:30 AM

West Windsor Community Farmers' Market
9:00 AM - 1:00 PM

Open House, Princeton Skating Club
11:45 AM - 1:15 PM

Family-Friendly Camp Meeting Reenactment, SSAAM
12:00 PM - 4:00 PM

October 12

3rd Annual Art in the Courtyard Festival
11:00 AM - 5:00 PM

October 16

50th Annual Rummage Sale, Trinity Church
12:00 PM - 5:00 PM

Diwali Celebration with Shishya Dancing School, Lawrence Library
6:30 PM - 8:00 PM

October 17

Concert, Princeton Folk Music Society
8:00 PM

October 18

Tai Chi By The Delaware, Washington Crossing Park
8:30 AM - 9:30 AM

Breakfast & Birdsong With Sustainable Princeton
9:00 AM - 11:30 AM

West Windsor Community Farmers' Market
9:00 AM - 1:00 PM

Free Family Fun Days @Dohm Alley
12:00 PM - 2:00 PM

Alt Rock Fest 'Four on the Floor' @ACP
6:00 PM - 9:00 PM

Kick Off Fundraiser, Hairy's Dog House
6:00 PM

HIP Rent Party 2025
7:00 PM - 10:00 PM

October 19

JFCS 5th Annual Wheels for Meals Bike Ride
8:00 AM - 1:00 PM