Self Storage in Sunbury

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Finding self storage in Sunbury that’s secure and offers 24/7 access? Our self storage units in Sunbury provide workspace pods, alarmed units and more.

Special offers

We have a range of special offers currently available at this site.
  • Up to 6 weeks free on selected units.
  • 50% off for up to 12 weeks
  • £20 worth of packaging materials, completely free when you reserve a unit with us.
  • 25% off your monthly storage costs when you pay 12 months in advance.
  • 10% off storage costs for NHS employees.
special offer, up to 6 weeks free and £20 worth of free packaging

Available units

10 Sq ft

Ideal for storing the contents of a small car or the equivalent of a double wardrobe

15 Sq ft

Ideal for storing the contents of a regular car or the equivalent of a large wardrobe

20 Sq ft

Ideal for storing the contents of an estate car or a kitchen for example

25 Sq ft

Ideal for storing the contents of a small garden shed

35 Sq ft

Ideal for storing the contents of a transit van or studio flat

50 Sq ft

Ideal for storing the contents of a 1-2 bedroom flat or a large transit van

75 Sq ft

Ideal for storing the contents of a 2 bedroom house

100 Sq ft

Ideal for storing the contents of a single garage

125 sq ft

Ideal for storing the contents of a single garage

150 sq ft

Ideal for storing the contents of a small 4 bedroom house or 2 Luton box vans

175 sq ft

Ideal for storing the contents of a small 4 bedroom house or 2-3 Luton box vans

200 sq ft

Ideal for storing the contents of a small 4 bedroom house or 2-3 Luton box vans

250 sq ft

Ideal for storing the contents of a small 4 bedroom house or 2-3 Luton box vans

300 sq ft

Ideal for storing the contents of a 5 bedroom house, or a stock room for a business

350 sq ft

Ideal for storing the contents of a 5 bedroom house, or a stock room for a business

Site facilities

Our modern self storage facility in Sunbury provides state‑of‑the‑art solutions for both personal and business needs. Whether you are decluttering at home or storing office equipment, you can rely on 24-hour access and individually alarmed units to keep your belongings safe and accessible at all times.Browse our full range of premium facilities and features available at our Sunbury self storage site below.
App Controlled Locks
Award Winning Customer Service
Complimentary 24 hour access
Customer Recommended
Customer Toilets
Defibrillator
Delivery Receipt
EV Charging Points
Externally Monitored CCTV
Forklift Truck Available
Free Parking for Loading
Free WiFi
Individually Alarmed Units
Online Check In
Outside Congestion Charging Zone
Packaging Materials
Powered & Lit Units
Secure Buildings & Units
Special Offers Available
Staffed 7 days per week
Transport Services
Trolleys
Work Space Pods

Site Details

Our new self storage facility in Sunbury is one of our newest locations across London. Designed with customer convenience in mind, it offers hassle‑free online check‑in, app‑controlled locks and 24/7 CCTV. The site is also outside the congestion charge zone for easy access.

At Attic Self Storage, we’re committed to providing the best value storage solutions in Sunbury. Whether you’re looking for short‑term or long‑term storage,  our on-site staff will provide you with support and our premium services makes you worry about one less thing. Many of our customers value our complimentary 24/7 access, transport services and secure facilities.

For both residents and businesses of Sunbury-on-Thames or surrounding areas enjoying our services, we make booking a unit with us as simple and direct as possible. If you find a similar storage unit within 2 miles of our site at a lower price, we will match it with our local price match guarantee.

Living in or moving to Sunbury and looking to make extra room in your home? Residents of Sunbury‑on‑Thames, Ashford, Hampton and the surrounding areas can enjoy convenient, reliable storage with us. We offer a straightforward, premium experience with benefits such as complimentary 24/7 access, individually alarmed units and flexible contracts with no minimum stay. If you’re moving to Sunbury‑on‑Thames, you can explore the history of the area to get to know your new neighbourhood better.

We also stock a full range of packing materials and can help arrange transport to make your move as smooth as possible. Whether you’re relocating within the area or moving from another part of London, we know it’s a big life change. With discounted boxes available on‑site, you can get everything you need in one place so it’s one more thing off your checklist of things to do for your move.

Our Sunbury self storage facility is well located for students, sitting within easy reach of several London universities. This includes Brunel University in Uxbridge to the north, the University of West London to the northeast, St Mary’s University in Twickenham to the southeast, Kingston University’s Penrhyn Road Campus to the east and Royal Holloway University to the southwest.

If you live in halls or private accommodations in Sunbury or nearby areas, our facility offers a convenient storage option, including discounted student packing and Man and Van hires, close to these campuses.

We offer a range of storage unit sizes at this location, from 10 sq ft up to 350 sq ft. Take a look at our storage unit sizing guide to find the option that best fits your needs.

With our Sunbury self storage situated a 14-minute drive to Heathrow Airport, our facility is perfect for those who regularly travel for work or leisure. You can store bulky sports or office equipment within our unit and have a secure place to store your belongings. We also offer secure steel units for your peace of mind along with 24-hour access so you can quickly drop items and collect it when it suits you.

If you’re a local business based in the area, our Sunbury self storage units offer a wide range of sizes and services to give you great value. We know flexibility for businesses is essential. With our self storage units in Sunbury, extend or shorten your stay at any time and easily upsize or downsize your unit as your business changes.

We will always do our best to accommodate your requests and make sure that you have the space you need for as long or as little as you need it! In addition to storage, we provide a suite of business support services such as workspace podsfree Wi-Fi, EV chargers, parcel receipt serviceforklift facilities, and more. You can also read more about tips for starting a new business in the area.

Location & transport

Our self storage facility is located just off the Sunbury Cross roundabout near the M3. From the roundabout, take the turn onto the A316 and you will see Attic Self Storage beside the Staines Reservoirs Aqueduct. We are also within easy reach of Sunbury Cross Shopping Centre.Following the M3 onto the A316 provides direct access toward central London, making our Sunbury location convenient for businesses that require secure, easily accessible storage with strong transport links.Our facility is also well situated for customers travelling from nearby areas such as Ashford, Esher, Hersham, Teddington and Walton‑on‑Thames. The town’s railway station, around a 6‑minute drive from our Sunbury self storage facility, offers direct services to London Waterloo, making us accessible for both local and commuter customers.Our facility is also conveniently located for nearby towns. It is around 10 minutes from Feltham via Vicarage Road and about 20 minutes from Staines-upon-Thames. Kempton Park Racecourse is also a short 5‑minute drive away via the A316.

Other Nearby Stores

Our award-winning team at our self storage facility in Sunbury is always on hand to answer questions, offer help and make sure you have a great storage experience.They can help at any stage of your self storage process, from selecting the right unit size to arranging transport for your move in. Just ask us on 020 3597 0100 and for any storage enquiries, you can email [email protected].

Meet the team

Scott Gibson

Store Manager

Leigh Poulter

Assistant Store Manager

Peter Kersey

Sales Consultant

Kojo Adjaye

Sales Consultant
A selfie of a young woman with light brown hair and green eyes. She smiles at the camera.

Angela Okwuosa

Assistant Store Manager

Dylan Bowes

Sales Consultant

Frequently asked questions

Our self storage facility in Sunbury is within a short drive of several local London universities, making it a convenient location for students needing flexible storage between terms or during moves. Nearby universities include:

If you travel frequently for work or need extra space before being away for several months, our self storage Sunbury on Thames facility is ideally placed just 14 minutes from Heathrow Airport via Benfont Road. With complimentary 24‑hour access to your self storage in Sunbury, you can reach your unit whenever you need to. Our advanced security systems, including CCTV and alarms, operate around the clock to ensure your belongings stay safe and protected.

Yes, our Sunbury self storage facility is located outside the London Congestion Charge Zone, which is one of the reasons it is so popular with our customers. Being outside the zone means you can access the facility easily, even when driving larger vehicles such as moving vans or business vehicles, without paying any additional central London charges.

Special Offer: Up to 6 weeks free*

*T&Cs apply