About

THE BOX PORTSMOUTH The Box Portsmouth is an elite venue providing specialist facilities for CrossFit and dance/fitness enthusiasts. We are based in the heart of Portsmouth City Centre and are home to CrossFit Portsea Island and The Box Dance & Fitness Studio. The Box Portsmouth is co-owned and managed by Carl & Claire Marsh who founded the business in June 2013.

The Box Portsmouth is a specialist facility for CrossFit, and dance enthusiasts.

We hold multiple classes everyday in our gymnasium with expert instructors holding over 60 years of CrossFit experience.

We are delighted to now be offering various kids gymnastics sessions every day of the week.

Our venue also hosts multiple dance fitness sessions for children & adults in our dance studio run by private hirers

The Box Portsmouth offers a variety of fitness programs tailored for both adults and children:

Adult Programs:

CrossFit Fundamentals Course: Designed for newcomers to CrossFit, this course teaches the basics prior to regular class attendance. Options include:

Group Session Fundamentals Course: Held monthly on specific dates. 1-2-1 Fundamentals Course: Scheduled at convenient times for the individual. Couch to CrossFit: A monthly group course offering a gradual introduction to CrossFit, ideal for absolute beginners.

Pregnancy & Postpartum: Specialized classes catering to the needs of pregnant and postpartum individuals.

Outside The Box: Outdoor fitness sessions providing a varied workout environment.

Children's Programs:

RAW Kids Gymnastics: Gymnastics classes designed for children to develop strength, flexibility, and coordination.

Parties: Fitness-themed parties for children, combining fun activities with physical exercise.

These programs are structured to accommodate various fitness levels and age groups, promoting health and well-being for all participants.