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    1. Home
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    3. 3 bed flat for sale in Halkin Place, London SW1X
    Full property analysis
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    1 / 5

    Flat 4, Belgravia House, Halkin Place, London, SW1X 8JF

    3-bedroom flat · SW1X 8JF

    1,573 sq ft3 baths
    Asking
    £4,500,000

    For sale · Listed 179 days

    Investor metrics
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    Opportunity summary

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    About

    The property

    This very spacious, ground floor, three bedroom apartment (approximately 1,573sq ft / 146 sq m) is located in this well-established and sought-after portered block in the heart of Belgravia.

    The property has been refurbished to exacting standards and is presented in a luxurious, contemporary style.

    The accommodation includes a large double reception room, which opens onto a wonderful, wide private garden terrace, which has been beautifully landscaped.

    There are three bedrooms all with three ensuite bathrooms, a dressing room, a guest cloakroom and utility area.

    The property also benefits from a very large secure underground parking space, daily porter and security and also benefits from access to the private gardens and tennis courts of Belgrave Square (by application).

    Belgravia House is a mid-20th century portered block, located on Halkin Place, between Belgrave Square and Lowndes Street and moments from Motcomb Street.

    Perfectly located for the stylish boutiques, restaurants and facilities of Belgravia, Sloane Street and Knightsbridge with Harrods a short walk away.

    Key information

    Price per sq ft
    £2,861/sq ft
    Based on 1,573 sq ft (146 sq m)
    Floor area
    1,573 sq ft (146 sq m)
    Council tax band
    Band G
    Estimated ~£3,000/year
    Tenure
    Leasehold (96 years)
    Local authority
    City of Westminster
    London Borough
    County
    Greater London Authority
    Sign up free to see flood risk and more→

    Value & comps

    What is it worth?

    No previous sales on record.

    Comparable salesNo comps yet
    No comparable sales matched this property yet.

    Returns

    What does it return?

    Set an offer; the calculator follows it.

    Rent evidence
    Rental benchmark

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    Local SA Market

    Short-let restrictions apply

    • Greater London: an entire home can be let short-term for at most 9090 short-let nights plus a mid-term let for the rest of the year.
    • England: a national short-term let register is being introduced; register the property before letting.

    We're still gathering serviced-accommodation data for this area.

    Archie refurb estimate: a Pro feature·

    Feeds your report · not a commitment

    0.0% below asking

    Model

    Run the numbers.

    BTL · HMO · BRRR · SA · Flip — editable, saved scenarios
    Investment calculatorBTL · BRRR · HMO · Flip · SA · R2R — editable inputs, saved scenarios
    Investment Disclaimer

    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.

    Mortgage

    Deal

    Is it a deal?

    ✨
    Archie’s verdict
    PursueArchie has scored this property.
    Sign in to see Archie's call — Pursue, Watch or Pass — with the reasons and a suggested offer.
    17/100
    Deal score · weighted
    Weak signals — move on

    Factor breakdown
    BMV discountNot calculated, and not zero — there is no value estimate for this property to discount against.
    0/25
    Yield potential—
    0/25
    Motivation signalsNot enough data
    0/25
    Days on market179 days · price-fatigue
    17/25
    —
    Seller motivation
    Not scored yet

    Days on market179
    Price reduction—
    STC fall-through—
    Back to market—
    Agency change—
    EPC rating—
    Listing timeline
    First listedListed at £4,500,00028 Apr 2026
    Still activeDay 179 on marketToday
    Strategy fit
    No strategy scores available yet.
    Article 4No HMO Article 4 held

    HMO Conversion Potential

    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.

    Tier, yield projection, and cost stack — Pro tier only.

    PD Conversion Potential

    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.

    Tier, route, yield projection, and cost stack - Pro tier only.

    BRRR Candidate

    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.

    Tier, refurb cost, ARV, and refi maths - Pro tier only.

    Plot subdivision potential

    Detached + large garden = sub-division play. Pro tier unlocks the tier badge, plot size, uplift estimate, and regional land benchmark.

    Lease extension arbitrage

    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.

    Serviced Accommodation

    Pro

    See projected short-stay revenue vs a vanilla BTL for this property.

    Rent-to-Rent strategy fit

    Pro

    See real sub-let margins (HMO room rates & SA nightly rates) vs the landlord rent.

    Area

    The area

    Living here

    SchoolsLoading
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    Location
    More market detail▾
    SW1X · Live market data · flat only
    SW1X aggregates aren't available right now. The full comparables table below still loads — try refreshing in a few minutes.

    Agent & docs

    Move it forward

    Listing agent
    Strutt & Parker - Knightsbridge & Belgravia logo
    Strutt & Parker - Knightsbridge & Belgravia
    listed on zoopla
    02045173559
    66 Sloane Street, London
    View on zoopla

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    Planning & investor docs
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    FAQ

    Questions

    About Flat 4, Belgravia House,, Halkin Place, London

    How much is Flat 4, Belgravia House,, Halkin Place, London?
    The asking price is £4,500,000.
    What kind of property is Flat 4, Belgravia House,, Halkin Place, London?
    A 3-bedroom flat in SW1X 8JF.

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