Square One Nails and Spa delivers precision nail artistry, long-lasting extensions, and full-service spa treatments — all under one roof in the heart of Willoughby.
From classic manicures to full spa experiences, every treatment is performed with care, precision, and the highest standards of hygiene.
Long-lasting, salon-quality gel enhancements shaped and filed to your preferred length and style.
Durable acrylic builds with expert sculpting, available in classic, ombre, or custom nail art designs.
Shape, cuticle care, hand massage, and polish — a timeless treatment for healthy, beautiful nails.
Relaxing foot soaks, exfoliation, callus treatment, and moisturizing — because your feet deserve it too.
Custom artwork, French tips, chrome, ombre, and seasonal designs crafted by skilled nail technicians.
Full-body waxing, eyebrow shaping, and soothing spa services for a complete beauty experience.
Square One Nails and Spa has been a trusted Willoughby destination for professional nail care and beauty treatments. We believe that great nail artistry is built on precision, cleanliness, and genuine care for every client.
Our team brings years of training and hands-on experience to every service — from delicate gel extensions to full spa waxing. We use premium products, maintain strict sanitation standards, and take the time to make sure you leave looking and feeling your best.
"My gel extensions have never looked this good. Square One is now my go-to spot in Willoughby — professional, clean, and they really listen to what you want."
"I walked in for a pedicure and ended up staying for a full manicure too. The atmosphere is relaxing and the staff is incredibly skilled. Highly recommend!"
"Best acrylic set I've had in the area. The attention to detail is impressive, and the salon is always spotless. I bring all my friends here now."
Visit Square One Nails and Spa in Willoughby or give us a call to book your appointment today.
We're conveniently located on Euclid Avenue and welcome both walk-ins and scheduled appointments.
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