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Spirit Wear Party Supplies Milwaukee WI
Birthday Party Supplies Waukesha WI

Birthday Headquarters

We've got your birthday party covered! Whether it's accessories or decorations from your child’s favorite movie, Bartz’s is your one-stop-shop! learn more »

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Welcome to Bartz’s, The Party Store. We have four locations throughout southeastern Wisconsin to provide party supplies, balloons, and costumes to customers in Milwaukee, WI, Waukesha, WI, and the surrounding areas. Now through our online store, we are able to provide the best party supplies at the best prices with the convenience of online ordering and home delivery.

If you are planning a party, our party supply store has decorations and supplies for every occasion. We have birthday party supplies for first birthday parties, preschool themes, party supplies for boys and girls of all ages, as well as supplies for teens and adult birthday parties. We have theme party supplies in dozens of unique and fun themes, including pirates, luau, medieval, retro, western, and many more.

We have a beautiful selection of wedding decorations and party supplies for special occasions. We carry a wide variety of party supplies and decorations for many occasions, including anniversary, baby shower, congratulations, graduation, retirement, religious, welcome home, divorce party, or wedding decorations. If you need a costume, we have great costume ideas for infants, toddlers, children, and adults.

For your next party or special occasion in Milwaukee, WI, Waukesha, WI, or the surrounding areas, visit Bartz’s, The Party Store to find quality party supplies at the best prices. Please browse our website to find costumes and supplies for birthday parties, themes, holiday parties, costumes, wedding decorations, and much more. Visit us in person or place your order for quality party supplies through our online store for great service.