1/8
£3,600,000
2 beds · 3 baths · 1,077 sq ft
Park Crescent, Marylebone, London
0.08 miles
away
Leasehold
Added today United Kingdom Sotheby's International Realty
1/2
1/2
£12,500,000
Excess of Building plot for sale Park Square East, Regent's Park, London, NW1 4LH
0
beds 0
baths Building plot
Leasehold
Added on 16/09/2026
About this property
A unique opportunity to acquire one of London’s most extraordinary historic buildings combining exceptional owner-occupier appeal with significant repositioning potential. Originally conceived in 1823 as Britain’s first purpose-built Diorama, The Diorama has evolved over two centuries into one of London’s most fascinating and historically significant buildings. EXECUTIVE SUMMARY: Rare opportunity to acquire a landmark Grade I listed building overlooking The Regent’s Park.
Key features
- Landmark Grade I listed Building — A historically significant Regency masterpiece overlooking The Regent’s Park.
- Exceptional Volumes — Grand double height reception and dramatic triple height atrium flooding all floors with natural light.
- Flexible 22,414 sq ft Layout — Large open plan floorplates offering versatile configuration across three levels.
- Repositioning Potential — Formerly consented for comprehensive redevelopment including new third floor and roof terrace.
- Dual Access & Parking — Entrances on Park Square East and Peto Place, plus onsite parking and private garden access.
- Long Leasehold Security — Held on a Crown Estate lease with approx. 118 years unexpired at a peppercorn rent.
Location
Park Square East, Regent's Park, London, NW1 4LH
- Council tax
- Band D (Approx £1,050/year)The agent has not stated the band, so band D is shown as the local reference: Westminster's 2026/27 area average, including the typical parish precept. The actual band and any discounts change the bill.
Mortgage and stamp duty
Property price £12,500,000
£6.2m £18.8m
Deposit10% £1,250,000
£0 £12.5m
Interest rate 4.5%
0.5% 15%
Repayment period 25 years
5 years 40 years
A £11,250,000 mortgage. Most lenders would want a household income of about £2,500,000 to support it.
A guide only, for a capital repayment mortgage. The rate you are offered and what you can borrow depend on your circumstances and a full application with a lender or broker. Your home may be repossessed if you do not keep up repayments on your mortgage.
Historic sold prices nearby
HM Land Registry sales in NW1 4LH. Floor areas from Energy Performance Certificates where matched.
| Address | Type | Sold | Size | Size | £/sq ft | Price |
|---|---|---|---|---|---|---|
| 20, Park Square East Terraced | Terraced | Dec 2024 | 4,478 sq ft £2,144/sq ft | 4,478 sq ft | £2,144 | £9,600,107 |
| 23, Park Square East Terraced | Terraced | Mar 2021 | 4,855 sq ft £1,909/sq ft | 4,855 sq ft | £1,909 | £9,265,000 |
| 13, Park Square East Terraced | Terraced | Jul 2019 | — | — | — | £11,200,000 |
| 24, Park Square East Flat / maisonette | Flat / maisonette | Apr 2018 | — | — | — | £10,700,000 |
| 15, Park Square East Terraced | Terraced | Mar 2016 | 4,219 sq ft £1,775/sq ft | 4,219 sq ft | £1,775 | £7,490,000 |
| 21, Park Square East Terraced | Terraced | Aug 2012 | 4,349 sq ft £2,012/sq ft | 4,349 sq ft | £2,012 | £8,750,000 |
| 24, Park Square East Flat / maisonette | Flat / maisonette | Sept 2010 | — | — | — | £6,500,000 |
| 13, Park Square East Terraced | Terraced | Feb 2006 | — | — | — | £4,650,000 |
Area insights
The neighbourhood around this property.
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