Summer may be winding down, but the design world is just heating up. Whether you’re hunting for the latest collectible pieces, connecting with global brands, or diving into lighting innovations, Interior Design 411 has your curated roundup of the standout events that deserve a spot on your calendar this month.
Collectible NYC | Sept. 4–7 | New York, NY
Back for its second edition, this highly anticipated show spotlights the best in today’s collectible design. Featuring over 100 exhibitors from 25 countries across categories like Fashion, Bespoke, New Garde, and Curated, it draws a vibrant mix of journalists, collectors, and design lovers alike. Ideal for sourcing one-of-a-kind pieces and discovering emerging voices.
Paris Design Week + Maison&Objet | Sept. 4–13 | Paris, FR
Don’t miss Maison&Objet’s 31st edition, highlighting more than 2,000 brands and trend exhibitions in home, decor, retail, and hospitality at this trend-forecasting epicenter with global scope.
World Design Congress 2025 | Sept. 9–10 | London, UK
Running alongside London Design Festival, this biannual Design Council–hosted congress brings professionals together under the theme Design for Planet. Expect thought leadership from designers, researchers, and business innovators exploring how design can meet our global environmental challenges.
Habitare | Sept. 10–14 | Helsinki, FI
A sensory-rich design fair with a focus on human connection. This year’s theme, Touch, spans contemporary furniture, lifestyle, antiques, and vintage across four curated zones with over 550 participating brands. Look out for immersive exhibits, forward-thinking talks, and a sensory take on modern interiors.
FIND – Design Fair Asia | Sept. 11–13 | Singapore
Set during Singapore Design Week, this premier Southeast Asian design showcase connects architects, interior designers, and developers with global suppliers. Expect standout lighting, furniture, surfaces, kitchenware, and homeware. This will be the place to find the next wave of regional talent and products.
Cover Connect New York | Sept. 13–15 | New York, NY
A high-end, boutique trade event hosted by Cover magazine, showcasing handmade rugs from 44 curated brands, including Eliko Rug Gallery, Jaipur Rugs, Rug & Kilim, and Zollanvari. Perfect for rug sourcing that’s both refined and exclusive.
London Design Festival | Sept. 13–21 | London, UK
The festival returns for its 23rd year, showcasing global talent in furniture, materials, lighting, and more from names like Anthropologie, Fisher & Paykel, and Molteni&C. Plus: Programming includes expert-led talks and tours. Keep an eye out for the session on intellectual property in the AI era, which promises to be a thought-provoking, timely highlight.
Interior Design Society National Conference | Sept. 15–17 | New Orleans, LA
Residential designers, industry professionals, and partners gather for dynamic workshops, networking, and citywide architectural tours. The keynote by Jeffrey Shaw, author of Sell to the Rich, will unpack strategies for attracting and retaining high-end clients, an unmissable business boost for boutique practices.
ArchLIGHT Summit | Sept. 16–17 | Dallas, TX
Part of Dallas Design Week at the Dallas Market Center, this lighting expo showcases innovations from over 120 manufacturers alongside hands-on activations and seminars. Perfect if you’re looking to stay ahead in commercial and architectural lighting trends.
Dallas Design Week | Sept. 16–18 | Dallas, TX
A three-day fusion of programming inside Dallas Market Center, featuring conversations with industry luminaries, showroom tours, and panels ranging from the cinematic influence of interiors to the crossover between fashion and decor.
Atlanta Fall Market | Sept. 16–18 | Atlanta, GA
A home-and-gift powerhouse where hundreds of brands converge. Browse wares across furniture, lighting, rugs, and tabletop, and attend educational seminars tailored to professionals.
Brussels Design September | Sept. 17–Oct. 3 | Brussels, BE
A growing festival spotlighting Belgian and global creatives in furniture, ceramics, tapestry, jewelry, and more. Highlights include hands-on workshops, expert lectures, and an exhibit nodding to Palm Springs design. A creative blend of heritage and contemporary design.
What’s New, What’s Next | Sept. 18 | New York, NY
A power-packed day at the New York Design Center highlighting today’s most compelling trends and products. Don’t miss a “Thursday Show” conversation on tariffs, inflation, and rising construction costs with Dennis Scully and Fred Nicolaus at the Mitchell Gold + Bob Williams showroom.
Serenbe Designer Showhouse | Sept. 19–Oct. 12 | Chattahoochee Hills, GA
This 12th annual showhouse benefits Art Farm’s Decorative Arts Fellowship. Inside a stylish 3,185-square-foot home, 12+ designers bring fresh perspectives. The event will also include a brand-new pop-up shop and is sure to offer an engaging blend of philanthropic design and local inspiration.
Discover ADAC | Sept. 23–25 | Atlanta, GA
Inside the Atlanta Decorative Arts Center, this three-day event opens up showroom presentations from 1,200+ lines, book signings, and conversations with design heavyweights like Marshall Watson, Susan Ferrier, Marcus Mohon, Tara Shaw, and Bobby McAlpine.
London Design Social | Sept. 24–25 | London, UK
Design Social lands at Chelsea Old Town Hall, connecting designers with boutique brand makers. Expect hot talks such as a U.S. vs. U.K. design practice discussion with Sarah Vanrenen and Meredith Ellis, plus one on craft and storytelling with Veranda’s Steele Marcoux, Jamb’s Charlotte Freemantle, and Farrow & Ball’s Patrick O’Donnell.
IDS Vancouver | Sept. 25–28 | Vancouver, BC, Canada
A West Coast design mainstay, IDS Vancouver returns to the Vancouver Convention Centre West. Expect new product launches, trend spotting, and panels alongside brands like California Closets, JennAir, and Lazzoni Furniture. Great for fresh insights on Pacific Northwest and global design intersections.
Atlanta Design Festival Creative Futures Conference | Sept. 27–Oct. 5 | Atlanta, GA
An immersive exploration into design’s future. Under the theme, Now That You Know, What Will You Do?, forward-thinking sessions will unpack human-centered design’s impact across business, community, climate, and culture.
ASID NJ DesignXPO | Sept. 30 | Holmdel, NJ
A one-day gathering for designers, students, and industry pros. Explore vendors across furniture, surfaces, lighting, and tech, and catch the keynote moderated by LuAnn Nigara on scaling your business with intention, featuring panelists from Thyme & Place Design, Jenny Madden Design, Mimi & Hill, and more.
From collectible treasures to global showcases and craft-forward experiences, September’s events span the full spectrum. Where will you be this September?
