free things to do in New York City
Free events for Sunday, 09/21/25
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Free Events, Free Things to Do in New York City!  Read More

Are you looking for free things to do in New York City (NYC) on September 21, 2025?

30 free events take place on Sunday, September 21 in New York City. Don't miss the opportunities that only New York provides! Exciting, high quality, unique and off the beaten path free events and free things to do take place in New York today, tonight, tomorrow and each day of the year, any time of the day: whether it's a weekday or a weekend, day or night, morning or evening or afternoon, December or July, April or November! These events will take your breath away!

New York City (NYC) never ceases to amaze you with quantity and quality of its free culture and free entertainment. Check out September 21 and see for yourself. Summer or Winter, Spring or Fall! Just click on any day of the calendar above and you'll find most inspiring and entertaining free events to go to and free things to do on each day of September . Don't miss the opportunities that only New York provides!

Some events take place all year long: same day of the week, same time there are there for you to take advantage of. One of the oldest free weekly events in Manhattan is Dixieland Jazz with the Gotham Jazzmen, which happen at noon every Tuesday. Another example of an event that you can attend all year round on weekdays is Federal Reserve Bank Tour, which takes place every week day at 1 pm (but advanced reservations are required). You can take at least 13 free tours every day of the year, except the New Year Day, July 4th, and the Christmas Day. If you are classical music afficionado, you can spend whole day in New York going from one free classical concert to another. If you love theater, then New York gives you an option to attend plays and musicals free of charge, or at deep discount. You just need to have information about it. And we are here to make that information available to you.
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The quality and quantity of
free events,
free things to do
that happen in New York City
every day of the year
is truly amazing.

So don't miss the opportunities
that only New York provides:
stop wondering what to do;
start taking advantage of
free events to go to,
free things to do in NYC
today!

30 free things to do in New York City (NYC) on Sunday, September 21, 2025

All events are free unless otherwise noted.

Editor's Picks

free events nyc NYC Transit Celebration
free events nyc Historical House of The Distinguished American President of the Early 20th Century
free events nyc Musical Sketch Comedy Revue
More Editor's Picks for 09/21/25
        

Festival | Explore Floral Art & Take Home a Plush Flower


Enjoy artist Cj Hendry's "Flower Market," a playful, hands-on installation featuring 27 new plush flower designs--each guest receives one flower free, with additional blooms available for $5. Visitors can also explore Hendry's original artworks, editioned floral wall sculptures, and limited-edition merch.
   New York City, NY; NYC
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10:00 am
Free
Festivals, September 21, 2025, 09/21/2025, Explore Floral Art & Take Home a Plush Flower

Festival | NYC Transit Celebration


Climb aboard and explore the evolution of NYC's bus fleet, enjoy hands-on activities for all ages, meet the people who keep our city moving, and snap a picture-perfect photo of vintage vehicles with the Manhattan skyline as your backdrop. This year, keep your eyes peeled for some special guest vehicles--unexpected favorites that are sure to steal the show. Rain or Shine!
   New York City, NY; NYC
10:00 am
Free
Festivals, September 21, 2025, 09/21/2025, NYC Transit Celebration

Museums | Sunday at Pop Culture/Art Museum


Through temporary exhibitions, a growing permanent collection, and educational events, this museum explores the enormous impact of posters on society and culture, and how they have been adapted to contemporary use. As the first poster museum in the United States, it provides a space for inquiry for all those interested in design, advertising, and public interventions, with the aim of improving design literacy among the general public. Works explore: mass communication and persuasion the intersection of art and commerce control of the public domain
   New York City, NY; NYC
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10:00 am
Free
Museumss, September 21, 2025, 09/21/2025, Sunday at Pop Culture/Art Museum

Fair | Take Home a Piece of Broadway: Grand Auction & Flea Market


Broadway's biggest day returns! This event invites theater lovers to explore one-of-a-kind keepsakes, rare props, and autographed collectibles while bidding on unforgettable Broadway experiences, ranging from costume pieces to coveted opening-night packages.
   New York City, NY; NYC
10:00 am
Free
Fairs, September 21, 2025, 09/21/2025, Take Home a Piece of Broadway: Grand Auction & Flea Market

Performance | Musical Sketch Comedy Revue


This Summer Shebang is a 45-minute musical sketch comedy revue packed with parody songs, quirky characters, and big laughs. Performed by a multigenerational cast, this lively show celebrates summer with humor and heart. Catch one or all five performances throughout Manhattan for an unforgettable theatrical experience.
   New York City, NY; NYC
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10:30 am
Free
Performances, September 21, 2025, 09/21/2025, Musical Sketch Comedy Revue

Workshop | Outdoor Pilates


Start your Sunday with mindful movement! These Pilates sessions are designed to enhance core strength, coordination, and overall stability, and are suitable for all levels. Waiver required.
   New York City, NY; NYC
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10:30 am
Free
Workshops, September 21, 2025, 09/21/2025, Outdoor Pilates

Concert | Brass Ensemble Performs Music for Connection with the River


This concert features a brass ensemble sited at the edge of the Hudson River, . With the Hudson itself as a sounding source, the performance invites listeners to contemplate the musical, political, and environmental histories of human interaction with our rivers. Seating is limited, unreserved, and available on a first-come, first-served basis. If there is heavy rain at the time of the event, the event will be canceled.
   New York City, NY; NYC
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11:00 am
Free
Concerts, September 21, 2025, 09/21/2025, Brass Ensemble Performs Music for Connection with the River

Fair | Celebrate Fall - Artisanal Goods & Global Eats


Celebrate community, creativity, and culture at this vibrant street fair! There will be over 80 vendor booths featuring a wide variety of arts and crafts goods, handmade treasures, merchandise vendors, antiques, collectibles, and much more. Enjoy delicious food, live music, games, rides, and a variety of fun activities.
   New York City, NY; NYC
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11:00 am
Free
Fairs, September 21, 2025, 09/21/2025, Celebrate Fall - Artisanal Goods & Global Eats

Festival | Eco-Arts Celebration: Performances, Workshops, Experiences, & Visual Creations


To celebrate New York's Climate Week, Artichoke Dance Company hosts a showcase of ecologically inspired works by performing and visual artists as well as interactive workshops and participatory activities.  Featuring works by: OakKAO: Kinetic Arts Outdoors, Damontae Hack, Eco Angels, Miho Ryu, Eloïse Frey, Leslie Kerby, Janice McDonnell, Quinn Wynacht, Iviva Olenick, Lenore Solmo, Vasudev Vashisht, Chicava, Ishkara Heqwabti and Ndigo, and Artichoke Dance Company. Schedule: 11am-4pm - Visual Art and Film on view (works by Vasudev Vashisht, Quinn Wynacht, Eloïse Frey, Leslie Kerby and Janice McDonnell). 11am-4pm - Participatory Aquatic Installation with Lenore Solmo. 11:30am-1pm - Plant Mono-Printing with Iviva Olenick. 12-2pm - Performances by OakKAO: Kinetic Arts Outdoors, Damonte Hack, Miho Ryu, Eco Angels, and Artichoke Dance Company 1pm-4pm - Participatory Sound Bath with Chicava, Ishkara Heqwabti and Ndigo. 2pm-3:30pm - Seed Bomb Workshop with Vasudev Vashisht.
   New York City, NY; NYC
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11:00 am
Free
Festivals, September 21, 2025, 09/21/2025, Eco-Arts Celebration: Performances, Workshops, Experiences, & Visual Creations

Museums | Family Fun with Maritime History


Every Saturday and Sunday, the Museum hosts free hands-on activities and engagement stations for visitors of all ages. Explore maritime history, New York's origins as a port city, and the Museum's unique collections while enjoying fun, family-friendly programming across locations. Activities change monthly--ask staff for the day's offerings when you check in! Theme of the month: Get inspired by your surroundings! 
   New York City, NY; NYC
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11:00 am
Free
Museumss, September 21, 2025, 09/21/2025, Family Fun with Maritime History

Tour | Historical House of The Distinguished American President of the Early 20th Century


This historic site honors the early life of a renowned American figure. The restored brownstone reflects late 19th-century architecture and offers insights into the family's daily life. Learn about various exhibits and artifacts that showcase the cultural and historical context of the era, providing a glimpse into the formative years of this visionary leader-to-be. This guided tour is first-come, first-served. It may reach capacity before your desired tour time, so please be sure to arrive early. Tour duration: 45 minutes. This tour takes place at 11 am, 12 pm, 2 pm, and 3 pm.
   New York City, NY; NYC
11:00 am
Free
Tours, September 21, 2025, 09/21/2025, Historical House of The Distinguished American President of the Early 20th Century

Fair | Outdoor Food Series


Celebrate community, creativity, and culture at this vibrant street fair! There will be an array of vendor booths featuring a wide variety of arts and crafts goods, handmade treasures, merchandise vendors, antiques, collectibles, and much more. Enjoy delicious food, live music, games, rides, and a variety of fun activities. 
   New York City, NY; NYC
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11:00 am
Free
Fairs, September 21, 2025, 09/21/2025, Outdoor Food Series

Festival | African Film Screening Family Day


Celebrate Africa and the diaspora with a free day of storytelling, double-dutch, arts and crafts, short films, and dance and drum workshops led by world-renowned instructors. Open to fun-seekers of all ages, this annual festival tradition brings together community, creativity, and culture.
   New York City, NY; NYC
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12:00 pm
Free
Festivals, September 21, 2025, 09/21/2025, African Film Screening Family Day

Workshop | Community Rowing Along the New York City Skyline


Open to all and led by experienced coxswains, these outings take place in stable, traditional Whitehall gigs, offering a hands-on introduction to rowing, teamwork, and river navigation. Sessions include orientation and group rowing excursions lasting 1-3 hours. Participants assist with launching and cleaning the boats. Bring water and sunscreen. Life jackets are provided; a waiver is required for participation.
   New York City, NY; NYC
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12:00 pm
Free
Workshops, September 21, 2025, 09/21/2025, Community Rowing Along the New York City Skyline

Workshop | Sound Bath Sundays: QiGong & Healing Music


Unwind with a restorative blend of mindful movement and immersive sound healing. Each session begins with Chicava's gentle QiGong practice, followed by a transcendent sound bath led by Ishkara Heqwabti with crystal bowls, drums, harmonic instruments, and voice. Reiki energy and aromatherapy will also be offered, with an opportunity to stand inside a large Tibetan Singing Bowl.
   New York City, NY; NYC
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12:00 pm
Free
Workshops, September 21, 2025, 09/21/2025, Sound Bath Sundays: QiGong & Healing Music
12:30 pm
Regular: $30
Member: $0
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Concerts, September 21, 2025, 09/21/2025, Dance, Laugh, and Sing Along!

Performance | Musical Sketch Comedy Revue


This Summer Shebang is a 45-minute musical sketch comedy revue packed with parody songs, quirky characters, and big laughs. Performed by a multigenerational cast, this lively show celebrates summer with humor and heart. Catch one or all five performances throughout Manhattan for an unforgettable theatrical experience.
   New York City, NY; NYC
12:30 pm
Free
Performances, September 21, 2025, 09/21/2025, Musical Sketch Comedy Revue

Concert | Brass Ensemble Performs Music for Connection with the River


This concert features a brass ensemble sited at the edge of the Hudson River, . With the Hudson itself as a sounding source, the performance invites listeners to contemplate the musical, political, and environmental histories of human interaction with our rivers. Seating is limited, unreserved, and available on a first-come, first-served basis. If there is heavy rain at the time of the event, the event will be canceled.
   New York City, NY; NYC
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1:00 pm
Free
Concerts, September 21, 2025, 09/21/2025, Brass Ensemble Performs Music for Connection with the River

Screening | The WIld Robot (2024): Animated Sci-Fi Film + Animator/Artist Q&A


After a shipwreck, an intelligent robot called Roz is stranded on an uninhabited island. To survive the harsh environment, Roz bonds with the island's animals and cares for an orphaned baby goose. Director: Chris Sanders Cast: Lupita Nyong'o. Pedro Pascal, Kit Connor, Bill Nighy, Stephanie Hsu Seating is on a first-come, first-served basis.
   New York City, NY; NYC
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2:00 pm
Free
Screenings, September 21, 2025, 09/21/2025, The WIld Robot (2024): Animated Sci-Fi Film + Animator/Artist Q&A

Author Reading | Author Discusses Her New Book about Taylor Swift, The Glory of Giving Everything


Ring in autumn where Taylor Swift’s most beloved music video, “All Too Well,” was filmed! San Francisco author, educator, and economist Crystal Haryanto will discuss and sign copies of her book, The Glory of Giving Everything: The Taylor Swift Business Model. This publication comes on the heels of Haryanto’s UC Berkeley course, “Artistry, Policy, & Entrepreneurship: Taylor’s Version” receiving global recognition. Wines and snacks will be served. Theories about Swift’s 12th album will be accepted. See you there!
   New York City, NY; NYC
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2:00 pm
Free
Author Readings, September 21, 2025, 09/21/2025, Author Discusses Her New Book about Taylor Swift,&nbsp;The Glory of Giving Everything

Jazz | Let the Music Play in the Park: Local Jazz Artists


Berta Indeed presents “Let the Music Play”, a community jazz concert featuring an array of local musicians and vocalists. Seating is limited, unreserved, and available on a first-come, first-served basis. If there is heavy rain at the time of the event, the event will be canceled.
   New York City, NY; NYC
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2:00 pm
Free
Concerts, September 21, 2025, 09/21/2025, Let the Music Play in the Park: Local Jazz Artists

Classical Music | Music on the Water: String Works of the Baroque Period


Kennedy Center-featured musician Amadi Azikiwe, violin and viola, performs a series of Baroque pieces by J.S. Bach and Heinrich Ignaz Franz Biber Program J.S. Bach (1685-1750) Suite #1 in GM for cello, BWV 1007 J.S. Bach (1685-1750) Partita #3 in EM for violin, BWV 1006 Heinrich Ignaz Franz Biber (1644-1704) Passacaglia, from the Rosary Sonatas J.S. Bach (1685-1750) Suite #5 in cm, BWV 1011
   New York City, NY; NYC
2:00 pm
Free
Concerts, September 21, 2025, 09/21/2025, Music on the Water: String Works of the Baroque Period

Concert | Balinese Gamelan Meets Contemporary Composition (outside)


Experience the shimmering sounds of Balinese gamelan in a contemporary context. Gamelan Yowana Sari joins guitarists Kyle Miller and Jack Lynch for an outdoor concert featuring works by Michael Gordon, Evan Ziporyn, Vivian Fung, and I Gusde Widnyana. This ensemble of emerging performers and professionals brings new music to life on traditional Balinese instruments.
   New York City, NY; NYC
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3:00 pm
Free
Concerts, September 21, 2025, 09/21/2025, Balinese Gamelan Meets Contemporary Composition (outside)

Jazz | 5x Grammy-Winning Vocalist Dianne Reeves Performs Songs off New Album


Hear revered jazz vocalist Dianne Reeves, who has been a towering figure in the jazz world for more than 40 years. Her improvisational prowess and unique ability to weave story through song with grace and power have earned her five Grammys and the Jazz Master distinction from the National Endowment for the Arts. She has recorded and performed with Wynton Marsalis and the Jazz at Lincoln Center Orchestra, the Chicago Symphony Orchestra, and the Berlin Philharmonic. Brazilian guitar wizard Romero Lubambo will join Reeves to perform songs from their new duo album.
   New York City, NY; NYC
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4:00 pm
Free
Concerts, September 21, 2025, 09/21/2025, 5x Grammy-Winning Vocalist Dianne Reeves Performs Songs off New Album

Classical Music | (Classical) Music Brings Us Together


Music brings us together. The Crackalackin’ Symphony Orchestra operates by this mantra. Enjoy an evening of classical music created born out of this motto statement. Expect to enjoy Bedrich Smetana’s symphonic poem “The Moldau,” performed by students from several local community groups of Northern Manhattan. 
   New York City, NY; NYC
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5:00 pm
Free
Concerts, September 21, 2025, 09/21/2025, (Classical) Music Brings Us Together

Workshop | Fix Your Bike!


Need to fix your bike? Bring it in for a free open shop session, where you can use tools and repair stands to work on your ride. Experienced mechanics will be on hand to guide you, but the work is all yours--perfect for learning and doing it yourself.
   New York City, NY; NYC
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5:00 pm
Free
Workshops, September 21, 2025, 09/21/2025, Fix Your Bike!
5:00 pm
Regular: $50
Member: $0
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Concerts, September 21, 2025, 09/21/2025, Jewish Melodies by Acclaimed Musicians

Concert | Live Music Series with Twelfth Night Orchestra


Enjoy live music in a serene garden setting every other Sunday evening. This bi-weekly series features performances by the Twelfth Night Orchestra, blending classical and contemporary sounds in an intimate outdoor atmosphere.
   New York City, NY; NYC
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5:00 pm
Free
Concerts, September 21, 2025, 09/21/2025, Live Music Series with Twelfth Night Orchestra

Classical Music | BBC-Featured Organist Performs in a Beautiful Church


Organist Sebastian Thomson performs works from various musical eras. Program Charles Tournemire (1870-1939) Improvisation sur le "Te deum" David Briggs (1962-) Variations of "Greensleeves" Julius Reubke (1834-1858) Sonata on the 94th Psalm
   New York City, NY; NYC
5:15 pm
Free
Concerts, September 21, 2025, 09/21/2025, BBC-Featured Organist Performs in a Beautiful Church

Concert | An Evening of Acoustic Song & Storytelling


Unwind with an intimate evening of live acoustic music as part of the ongoing Nightmusic series. This week’s performance features singer-songwriter Justine Magnusson, bringing warmth and energy to the cozy back room.
   New York City, NY; NYC
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8:00 pm
Free
Concerts, September 21, 2025, 09/21/2025, An Evening of Acoustic Song & Storytelling
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Musical | Hit Show Musical Parody

Regular Price: $58.50
CFT Member Price: $0.00
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