3-bedroom flat · W1K 2XL
For saleListed 229 days
Opportunity summary
See Archie’s verdict, returns by strategy and what to check before viewing.
About
An elegant three-bedroom penthouse apartment with views over Mount Street Gardens, 24 hour concierge, lift and air conditioning.
South Street lies close to the exclusive boutiques of Mount Street, Hyde Park and the West End, and forms a terrace of original design with no parallel in Mayfair with its mix of Gothic, Franois Premier, Jacobean and Queen Anne' sources.
Tenure: Leasehold Lease Years Remaining: 946 Service Charge: £30,300 (Yearly) Annual Ground Rent: £10 Council Tax Band: H Information contained within this listing is for guidance only and should be checked and confirmed (prior to proceeding).
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
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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.
Area
Agent & docs
FAQ
About Flat 23, 51, South Street, London
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