Ranking updated on: 05-09-2025
Carmarthen, set along the River Towy and known for its rich Welsh heritage, is increasingly seeing a demand for secure and flexible self storage solutions. With the town’s population growth, presence of the University of Wales Trinity Saint David campus, and a vibrant small business scene, the need for short- and long-term storage is on the rise. Local families, students, small retailers, and people moving house all look for convenient spaces to keep their belongings safe, making self storage a popular, practical service in Carmarthen.
Ranking TOP15 self-storage units in Carmarthen – methodology & selection criteria
This ranking is based on Google Business Profile data for Carmarthen’s self storage facilities, including only those with at least 200 reviews per category. We assess each based on total number of reviews, highest average rating (with a 200 review minimum), and monthly increases in both review count and rating. This highlights not just established favourites but also up-and-coming, responsive businesses meeting local needs.
This TOP15 highlights the most trusted and well-reviewed storage providers serving Carmarthen, helping you compare by popularity, quality, and growth in reputation.
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Self-storage in Carmarthen with the highest number of reviews
Facilities with the most reviews typically indicate wide usage and a strong reputation over time. A high review count means more customers have shared their experiences, making it easier for you to get a balanced perspective on reliability, ease of access, and service quality in Carmarthen.
Self-storage in Carmarthen with the highest average rating (minimum 200 reviews)
Consistently high ratings—especially from facilities with more than 200 reviews—signal long-standing customer satisfaction. This usually reflects exceptional security, clean units, helpful staff, and transparent pricing, reassuring you that standards are kept high.
Self-storage in Carmarthen with the largest increase in number of reviews (last month)
Facilities experiencing rapid growth in review numbers show rising popularity and an expanding customer base. This often means fresh investments, improved services, and growing recognition in the Carmarthen area.
Self-storage in Carmarthen with the greatest improvement in average rating (last month)
An upward trend in average rating demonstrates responsiveness to feedback and a commitment to improving the customer experience. It’s a sign that the provider is actively striving to address client needs and enhance site standards.
Meet the winners of the ranking

Photo provided by Google Maps
Opening hours
Opening in 7 h
Monday | 08:00 – 20:00 |
Tuesday | 08:00 – 20:00 |
Wednesday | 08:00 – 20:00 |
Thursday | 08:00 – 20:00 |
Friday | 08:00 – 20:00 |
Saturday | 08:00 – 20:00 |
Sunday | 08:00 – 20:00 |

Photo provided by Google Maps
Opening hours
Open — until 00:00
Monday | 00:00 – 00:00 |
Tuesday | 00:00 – 00:00 |
Wednesday | 00:00 – 00:00 |
Thursday | 00:00 – 00:00 |
Friday | 00:00 – 00:00 |
Saturday | 00:00 – 00:00 |
Sunday | 00:00 – 00:00 |

Photo provided by Google Maps
Opening hours
Open — until 00:00
Monday | 00:00 – 00:00 |
Tuesday | 00:00 – 00:00 |
Wednesday | 00:00 – 00:00 |
Thursday | 00:00 – 00:00 |
Friday | 00:00 – 00:00 |
Saturday | 00:00 – 00:00 |
Sunday | 00:00 – 00:00 |

Photo provided by Google Maps
Opening hours
Open — until 00:00
Monday | 00:00 – 00:00 |
Tuesday | 00:00 – 00:00 |
Wednesday | 00:00 – 00:00 |
Thursday | 00:00 – 00:00 |
Friday | 00:00 – 00:00 |
Saturday | 00:00 – 00:00 |
Sunday | 00:00 – 00:00 |

Photo provided by Google Maps
Opening hours
Opening in 5 h
Monday | 06:00 – 21:00 |
Tuesday | 06:00 – 21:00 |
Wednesday | 06:00 – 21:00 |
Thursday | 06:00 – 21:00 |
Friday | 06:00 – 21:00 |
Saturday | 06:00 – 21:00 |
Sunday | 06:00 – 21:00 |

Photo provided by Google Maps
What sets the best self storages in Carmarthen apart?
The leading Carmarthen self storage providers combine solid security (CCTV, gated access, alarms), flexible access hours (some with 24/7 entry), and a variety of unit sizes. Many stand out for customer-friendly contracts, on-site staff ready to assist, clear communications, and well-maintained, dry, modern facilities.
Typical features and uses for self storage in Carmarthen
Most storage sites in Carmarthen offer unit sizes from compact 10 sq ft lockers up to spacious rooms or containers. Extras may include climate control for sensitive goods, insurance, 24/7 access, and packaging supplies. Common users include students storing belongings over the summer, households during moves or renovations, small businesses needing stock space, and professionals archiving documents securely.
How to choose the right self storage in Carmarthen?
When selecting a self storage facility, consider:
- Location: Proximity to your home, business, or university saves time and travel costs.
- Review scores: High and numerous ratings signal satisfied customers.
- Security: Look for gated sites, alarms, CCTV, and personal padlock access.
- Access hours: Decide if you need 24/7 access or are comfortable with standard hours.
- Contract terms: Check for flexible rental periods with no long-term commitment if you only need short-term space.
- Price and transparency: Compare costs, check what’s included (insurance, padlock), and ask about promo expiry rates.
These facilities are ideal for students, families moving house, business owners seeking extra room, and anyone needing short- or long-term secure storage.
Frequently asked questions about self storage in Carmarthen
- What is the minimum rental period? Most sites offer flexible contracts, typically with a one-month minimum, but some may allow shorter stays.
- How secure are the units? Top providers secure their facilities with CCTV, access control, alarms, and units only you can unlock. Insurance is often required.
- Can I access my items anytime? Some locations provide 24-hour access; others operate on business hours or require prior notice, so check before booking.
- How much does storage cost? Prices vary by size, contract length, and features, but Carmarthen units are generally more affordable than in larger UK cities. Always request a quote for your exact needs.
- Is insurance necessary? Insurance is strongly recommended—many storage companies require it and may offer in-house coverage or accept your own policy.
Summary: Self storage facilities in Carmarthen
Carmarthen offers a growing and varied self storage market, catering to students, families, and local businesses with both budget and premium options. This ranking showcases Carmarthen’s top, most trusted, and fastest-improving providers—helping you find the storage solution that fits your belongings, budget, and timeline. Explore the listings to choose the right facility for your needs!
— This ranking is updated regularly to help you find the best Carmarthen self storage options.