Party Supplies & Balloon Store in Marietta, GA

USA Party Store is Marietta's largest family-owned party store, located right in the heart of Cobb County at 2550 Sandy Plains Road in the Sprayberry Square Shopping Center, next to LA Fitness. We've proudly served Marietta families, schools, churches, and businesses for over 19 years — from Marietta Square to East Cobb, West Cobb, the Sprayberry community, and out toward Powder Springs. Whether you're a long-time East Cobb resident or new to the Town Center area, our team knows Marietta and we know how to make your celebration unforgettable.

Marietta's One-Stop Party Headquarters

From kids' birthday parties to quinceañeras, weddings, baby showers, corporate events, and sports team celebrations — we have everything Marietta needs under one roof. Our 10,000+ sq ft store carries the largest selection of helium balloons, foil and latex balloons, custom photo balloons, party decorations, costumes, tableware, banners, and party favors in Cobb County. Looking for something specific? Walk in and ask — there's a good chance we already have it.

Popular Services for Marietta Customers

Marietta families come to us for life's biggest moments. Here's what we're best known for locally:

• Custom Balloon Arches & Garlands — designed and installed at homes throughout East Cobb and West Cobb, plus venues across Marietta Square
• Quinceañera Decorations & Balloon Packages — full-service planning support for Marietta's Hispanic community celebrations
• Wedding Decor & Reception Setups — we work with Marietta venues to deliver chair sashes, centerpieces, and arches
• Corporate Event Décor — from grand openings to office parties for Marietta businesses near I-75 and Cobb Parkway
• Baby Shower Packages — themed balloon and tableware bundles, ready for same-day pickup
• Sports & School Spirit Decorations — tableware and banners for Cobb County school sports nights
• Halloween Costumes Year-Round — kids and adults, the largest costume selection in Marietta
• The Magnolia Event Room — our private 1,500 sq ft event venue right inside the store, available for rent

Graduation Party Headquarters for Cobb County Schools

We're the go-to graduation party shop for Marietta's biggest high schools — Sprayberry, Lassiter, Pope, Marietta High, Walton, and Wheeler. Class colors, custom yard signs, photo balloons, sashes, and printed banners — all available for same-day or next-day pickup during graduation season.

College graduation? We also specialize in custom balloon bouquets, photo balloons, and themed party supplies for Marietta families celebrating grads from UGA, Georgia Tech, and the University of Alabama (and any school — just bring us the colors and logo).

Visit Us Near Marietta Square, Town Center & Kennesaw Mountain

We're conveniently located in the Sprayberry area of Marietta — about 10 minutes from Marietta Square, 8 minutes from Town Center at Cobb, 12 minutes from Kennesaw Mountain National Battlefield, and 15 minutes from Life University. Plenty of free parking right at our door.

📍 Address: 2550 Sandy Plains Rd #200, Marietta, GA 30066
📞 Phone: 770-734-3950
🕐 Hours: Mon–Fri 10am–7pm | Sat 9am–7pm | Sun 12pm–5pm

Walk-ins are always welcome. Call ahead for custom orders or to book the Magnolia Event Room.

Frequently Asked Questions

Where is USA Party Store in Marietta?

We're at 2550 Sandy Plains Road #200, Marietta, GA 30066 — in the Sprayberry Square Shopping Center next to LA Fitness, on the East Cobb / Sprayberry side of town. Free parking, easy access from Sandy Plains Road.

Do you supply graduation parties for Sprayberry, Lassiter, Pope, Walton, and Wheeler High Schools?

Yes! We're the local headquarters for graduation supplies for Cobb County's high schools including Sprayberry, Lassiter, Pope, Marietta High, Walton, and Wheeler. Class colors, custom yard signs, photo balloons, sashes, and printed banners — all available with same-day or next-day turnaround.

Can I rent The Magnolia Event Room for a Marietta birthday or quinceañera?

Absolutely. The Magnolia Event Room is our private 1,500 sq ft event venue inside the store — perfect for Marietta birthdays, quinceañeras, baby showers, and corporate events. Seats up to 100+ guests with chandeliers, stage, AV system, and warming kitchen. Call 770-734-3950 to check availability.

Do you deliver balloon arches and decor to East Cobb, West Cobb, and Powder Springs?

Yes — we design, deliver, and professionally install balloon arches, garlands, columns, and centerpieces throughout Marietta including East Cobb, West Cobb, Sprayberry, the Marietta Square area, and out toward Powder Springs. Same-day setup available for most orders.

Do you carry quinceañera decorations and balloon packages?

Yes! Quinceañeras are one of our specialties. We carry full quinceañera décor — themed balloon bouquets, custom arches, sashes, photo balloons, tableware, and yard signs. Our team can also design a custom package for your event. Call 770-734-3950 to plan.

Do you carry sports team and school spirit party supplies?

We carry tableware, banners, and balloons for college and pro teams plus customizable supplies in any school colors — perfect for Marietta team parties, sports nights, and end-of-season celebrations for Cobb County athletic programs.