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Sea City CrossFit

Also listed as CrossFit Decennia

Official CrossFit Affiliate
5.0(62 reviews)

Unit 3, 25 Carlton Terrace, Portslade, Brighton, BN41 1XF Brighton, United Kingdom

Portslade
Screenshot of the Sea City CrossFit website
Sea City CrossFit website
Screenshot of the Sea City CrossFit pricing and schedule page
Sea City CrossFit pricing and schedule page

The Verdict on Sea City CrossFit

Athletes visiting Brighton and Hove who want small, coached classes should consider Sea City CrossFit. You must have at least six months of CrossFit experience to book a drop-in session.

Best for: Experienced CrossFitters, Athletes wanting small classes

CrossFitKids ClassesPersonal Training

Schedule & Drop-In Rules

Monday to Friday 6:00 am to 8:00 pm. Saturday 9:00 am to 11:00 am. Sunday closed. Classes run for 60 minutes. Minimum 6 months of CrossFit experience required for drop-ins.

Pricing Notes

Drop-in sessions, unlimited passes, and monthly tiers (12, 8, and 6 sessions per month) are offered, but prices are not published on the website.

Coaching

Classes are capped at 8 people to ensure individualized feedback. Coaches include owner Emma and coach Dan.

Good to Know

Class Size
Capped at 8 people per class[4]
Drop-in Prerequisite
Minimum 6 months of prior CrossFit experience[3]
Class Structure
60 minutes including warm-up, skill coaching, and workout[2]
Facility Lead
Owned and operated by coach Emma[4]

Visitor Guide

Training at Sea City CrossFit

Sea City CrossFit is an official affiliate situated on Carlton Terrace in Portslade, on the western side of Brighton and Hove. The gym focuses on group CrossFit classes, personal training, and kids sessions.

Workouts follow 60-minute structured blocks that combine gymnastics, Olympic weightlifting, strength work, and metabolic conditioning. Classes are capped at eight athletes, keeping groups small so coaches can review technique and scale movements to each individual.

Visitor Information

Drop-in sessions are open to visitors with at least six months of prior CrossFit experience. Drop-in rates are not listed publicly on the website, so you must contact the gym via email or telephone to confirm current prices and reserve a spot.

The gym operates Monday through Friday from 6:00 am to 8:00 pm, and Saturday mornings from 9:00 am to 11:00 am. The facility is closed on Sundays.

Verified Sources

4 sources checked on 2026-11-11. Prices come from the gym's own pages.

  1. 1.CrossFit registry
  2. 2.Official site
  3. 3.Pricing page
  4. 4.Official site

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