Kids Spa Birthday Parties in Avon, CT

Make their birthday POSH! POSH Party Spa is Avon, Connecticut's specialty kids' spa party destination for children ages 4-12. Our spa birthday parties combine glamorous hairstyles, glitter, nails, age-appropriate makeup, crafts, karaoke, themed décor and plenty of VIP fun — all in one unforgettable celebration.

Located at Riverdale Farms in Avon, POSH offers birthday parties, mini spa parties, individual appointments, Kids' Night Out events and summer camp for kids throughout Connecticut and Western Massachusetts.

Plus, we have a retail store for that perfect gift for any occasion!

Three young girls at birthday party showing their painted nails. All are smiling and wearing fun headbands, with a decorated party room background.
A group of tween girls celebrating a birthday party, sitting on white and gold throne chairs with a pink wall and pictures behind them.
Five children performing karaoke at a birthday party, standing on a colorful checkered dance floor in a decorated room with pink walls and framed art.
Group of girls at a birthday party, clinking colorful drinks, with balloon decorations and a throne-style chair in the background.
Group of eight young girls at a birthday party, sitting on white and gold throne chairs, with a pink wall and small decorations behind them. The girls are smiling and have face gems and accessories.
A young girl at her Barbie-themed birthday party, wearing a pink dress, crown, and with long colored, braided hair. She is celebrating with cupcakes and surrounded by pink, black, white, and gold balloons and Barbie decorations.

Our Approach

Any place can style your child’s hair or paint their nails, but what sets us apart? At POSH Party Spa, every child is a VIP. Our team’s genuine love for working with kids shines through, allowing us to build meaningful connections and make every guest feel truly special. It’s something parents mention to us again and again — how welcoming our team is and how comfortable their children feel from the start. Whether you’re celebrating a birthday, enjoying a fun day out, or marking an achievement, our mission is to create a one-of-a-kind event your child will treasure forever. That’s why kids adore POSH, and families return time and time again.

A young girl dressed as a princess with a tiara, wearing a blue gown with floral embroidery, sitting inside POSH Party Spa, which is decorated with colorful items and dolls in the background.
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Connecticut’s Original Luxury Party Spa Just for Kids

Established in 2022, POSH Party Spa is located in the Farmington Valley at Riverdale Farms in Avon. Riverdale Farms has two entrances. If you enter the plaza with Avon Wines & Spirits on your left, you’ll find us in the big gray building at the front of the plaza on your right, directly in front of Villa Mulino Restaurant. Look for the number "3" on the back of our building (visible in the photo below). Our front entrance has a white porch.

POSH Party Spa, 136 Simsbury Rd, Bldg 3, Avon, CT

 

Our Services

  • birthday cake

    Birthday Parties

  • people dancing

    Events (Kid's Night Out, Holiday, etc.)

  • hanging sign, says spa

    Individual Service Appointments

  • sunshine

    Summer Camp Sessions

What Parents Are Saying…

“My daughter and her friend had a glamorous time getting their hair and nails done! They felt so pampered and special. The girls working there were friendly and excited about making them feel special. I would highly recommend for a spa day, birthday or just some girl time! We will definitely be going back!”

— Ashley T., POSH Party Spa Client

“My twin 5-year old girls have had THE BEST time at Posh Party’s summer programs. They loved the activities, staff and interaction with peers. They are now also self declared Swifties! Thank you!!”

— Alaina M., POSH Party Spa Client

“We had such a great experience at Posh Party Spa! The staff was SO attentive and patient with my young girls. They made them feel special the whole time, from when they walked in to when they left. I would highly recommend Posh to anyone who has girls that want their own spa experience!”

— Tricia B., POSH Party Spa Client

“We took our daughter to the Bibbidi Bobbidi Boutique in Disney, but this was actually her dream come true! Thank you so much POSH Party Spa!”

— Shannon C., POSH Party Spa Client

“My daughter had a FANTASTIC experience at Posh Party Spa for her 3rd birthday! Dara was so great with her! She was so kind and attentive and all services that my daughter received came out beautiful, she felt like such a princess! We will definitely be back!”

— Kimberly C., POSH Party Spa Client

“Our Girl Scout troop enjoyed their end of year party here! Staff were friendly and the girls had a great time!”

— Kendra M., POSH Party Spa Client