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See how verdicts work3-bedroom flat · PO5 2FF
For saleListed 86 days
Opportunity summary
See Archie’s verdict, returns by strategy and what to check before viewing.
About
Stamp Duty Contribution & Furniture Packages Available on Selected Plots* Exceptional Three Bedroom Apartment within the Characterful Castle Building at St John's Square, Southsea Situated within the distinctive Castle Building, one of the most characterful residences within the prestigious St John's Square development, Apartment 3 is an impressive three-bedroom duplex apartment offering approximately 897 sq ft of beautifully appointed accommodation.
The development combines historic architecture with contemporary design to create a unique collection of homes in the heart of Southsea.
Arranged over two floors, the property has been thoughtfully designed to maximise both space and natural light.
The centrepiece of the home is the spectacular 25ft open plan kitchen, living and dining room, providing an excellent entertaining space and a versatile layout perfectly suited to modern living.
The kitchen is finished to a high standard with contemporary Paula Rosa cabinetry and premium Caesarstone quartz worktops, creating a stylish and practical heart to the home.
The accommodation comprises three well-proportioned bedrooms, with two located on the principal floor and a further spacious bedroom occupying the upper level, ideal as a principal suite, guest accommodation or home office space.
A beautifully finished bathroom features quality sanitaryware, brushed nickel fittings and elegant Porcelanosa tiling.
Residents of St John's Square enjoy the benefits of a secure gated environment, landscaped communal gardens, resident parking and full fibre broadband connectivity.
The development has been carefully created around mature trees and attractive green spaces, providing a peaceful setting whilst remaining close to Southsea's vibrant amenities.
Perfectly positioned within walking distance of Southsea's independent shops, cafés, restaurants and seafront, Apartment 3 offers the opportunity to enjoy an exceptional coastal lifestyle within one of Portsmouth's most exciting new residential developments.
Southsea Common, Palmerston Road, Waitrose and the historic seafront are all within easy reach.
An exceptional duplex apartment combining character, quality and contemporary living in one of Southsea's most desirable new addresses.
Important Notice: These particulars are provided for guidance only and do not constitute any part of an offer or contract.
All dimensions, floorplans, specifications, lease details, service charge information and development particulars should be independently verified by prospective purchasers and their legal representatives prior to exchange of contracts.
Photography Disclaimer: Some photographs, computer-generated imagery and marketing materials may have been digitally enhanced and are indicative only. Service Charge: Approximatlely £950 per annum.
Estate Charge: Approximatlely £198.99 per annum. Charges are estimated and subject to annual review by the managing agents.
Buyers should confirm the latest figures with the developer and solicitor prior to reservation. Parking: The development benefits from parking provision.
Parking requirements and arrangements can be discussed and assessed on an individual basis for the selected plot. Any parking provision is subject to availability and developer approval.
Final parking arrangements may vary between plots and cannot be guaranteed until formally agreed. Tenure: Leasehold with a 250-year lease and peppercorn ground rent.
Warranty: The property benefits from a 10-year warranty. Broadband: Full fibre broadband capability available within the development.
Incentives: Available on selected plots only, subject to status, availability and reservation criteria. Terms and conditions apply. Please contact the sales team for full details.
St John's Square occupies a prime position in the heart of Southsea, one of the South Coast's most sought-after residential locations.
Set behind secure gated entrances within beautifully landscaped grounds, the development enjoys a peaceful setting whilst remaining just moments from the vibrant amenities that make Southsea such a desirable place to live.
Residents are within easy walking distance of Palmerston Road, Albert Road and Southsea Village, offering an excellent selection of independent cafés, restaurants, bars, boutique shops and everyday conveniences including Waitrose.
Southsea Common and the seafront are also nearby, providing miles of coastal walks, open green spaces and recreational facilities.
The area is renowned for its blend of historic charm, cultural attractions and contemporary lifestyle, with the King's Theatre, Portsmouth Museum, Gunwharf Quays and the Historic Dockyard all within easy reach.
For commuters, Portsmouth & Southsea railway station provides direct services to London Waterloo, whilst major road networks offer convenient access to Chichester, Fareham and Southampton.
Combining coastal living with excellent connectivity, St John's Square offers a rare opportunity to enjoy modern living within a landmark Southsea development.
Value & comps
No previous sales on record.
Returns
Set an offer; the calculator follows it.
We're still gathering serviced-accommodation data for this area.
Archie refurb estimate: a Pro feature
0.0% below asking
This is not financial or investment advice. Prop AI Deals is not authorised by the Financial Conduct Authority (FCA) to provide investment advice.
All investment calculators, property analyses, and AI-generated insights are for informational purposes only. Property investment carries risk and may result in financial loss. All calculations should be independently verified and you should consult with FCA-authorised financial advisers before making any investment decisions.
Past performance does not guarantee future results. Tax implications vary by individual circumstances.
Deal
Properties like this can earn 2–3x BTL yields when converted to HMO, with retrofit costs around £10k/room. Sign in to see the full tier, yield projection, and cost breakdown.
Commercial properties like this can earn 30-50% higher yields when converted to residential under Class MA / Q / P / PA, with prior approval costing ~GBP 96/unit. Sign in to see the recommended route, yield uplift, and cost breakdown.
BRRR-suited properties can recycle 80-100% of investor capital on refi, leaving a high-yielding rental with most of the money out. Sign in to see the refurb cost stack, ARV projection, and refinance maths.
Detached + large garden = sub-division play. Pro tier unlocks the tier badge, plot size, uplift estimate, and regional land benchmark.
Short-lease flats trade at deep discount, but extending under the 1993 Act often costs far less than the discount. Pro tier unlocks the tier badge, premium breakdown, long-lease ARV and arbitrage maths.
See projected short-stay revenue vs a vanilla BTL for this property.
See real sub-let margins (HMO room rates & SA nightly rates) vs the landlord rent.
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FAQ
About Castle- Apartment 3, 3, Ellis Close, Hampshire
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