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NW3 6PH

Fitzjohn's Avenue, Hampstead, NW3

£2,500,000
£454,000 below fair value
4 Beds
3 Baths
221 m² Floor area
Type Flat
Listed 11 Sep 2026
Price per m² £11,312 / m²

A rare NW3 landmark, this four bedroom, three bathroom duplex penthouse crowns a restored WWII watch tower, offering private ownership of the original turret itself. Spanning the top two floors, it combines remarkable heritage with refined contemporary design, panoramic skyline views and exceptional ceiling heights.

Once the tallest point in London and later requisitioned by the RAF as a wartime lookout, the building has evolved into an exclusive residential address. The penthouse stands as its crowning jewel, where original architectural character meets meticulous modern craftsmanship.

The expansive open plan reception and dining space is framed by far reaching views across London, enhanced by double height volumes and dramatic glazing. A bespoke kitchen with integrated appliances and stone worktops sits at the heart of the home, designed for both everyday living and entertaining.

All four bedrooms are generously proportioned with ensuite bathrooms featuring underfloor heating and high quality finishes. The principal suite includes a walk in wardrobe and elevated views, while the turret level provides a spectacular vantage point unlike anything else on the market.

Further enhancements include glass floor detailing and reclaimed mahogany parquet sourced from a Scottish castle, adding warmth and distinction.

Moments from Hampstead Heath, Belsize Park and excellent transport links, this secure share of freehold residence offers history, privacy and presence in equal measure.

How the asking price has moved

Sep 2026
£2,500,000
Listed at original asking price

Prices, costs and transport nearby

What homes within 400 m sold for since Nov 2023, by type. Source: HM Land Registry.

Type Median Middle 80%
Flat This home
Median
137 sales
Terraced
Median
10 sales
Semi-Detached
Median
9 sales
Detached
Median
4 sales

Most recent sales

Address Sold price Date Type
78 FITZJOHNS AVENUE, NW3 5LS £3,500,000 Aug 2026 Semi-Detached
Flat D, 52, 52 MARESFIELD GARDENS, NW3 5RX £2,800,000 Aug 2026 Flat
Flat 4, NEWMOUNT, 11 LYNDHURST TERRACE, NW3 5QA £1,340,000 May 2026 Flat
47D NETHERHALL GARDENS, NW3 5RJ £3,550,000 Mar 2026 Semi-Detached
Flat 2, 50, 50 NETHERHALL GARDENS, NW3 5RG £440,679 Jan 2026 Flat
26A WEDDERBURN ROAD, NW3 5QG £2,450,000 Dec 2025 Flat
Flat 6, DAPHNE COURT, 56 FITZJOHNS AVENUE, NW3 5LT £990,000 Nov 2025 Flat
49A MARESFIELD GARDENS, NW3 5TE £1,095,000 Oct 2025 Flat
70B MARESFIELD GARDENS, NW3 5TD £1,275,000 Aug 2025 Flat
Flat 11, FITZJOHNS HOUSE, 46 FITZJOHNS AVENUE, NW3 5LU £818,334 May 2025 Flat
Flat 3, NEWMOUNT, 11 LYNDHURST TERRACE, NW3 5QA £512,000 Mar 2025 Flat
Flat 10, 47, 47 NETHERHALL GARDENS, NW3 5RJ £857,000 Jan 2025 Flat
Flat 7, 47, 47 NETHERHALL GARDENS, NW3 5RJ £580,000 Dec 2024 Flat
Flat A, 60, 60 FITZJOHNS AVENUE, NW3 5LT £775,000 Nov 2024 Flat
Flat 1, 47, 47 NETHERHALL GARDENS, NW3 5RJ £1,215,000 Nov 2024 Flat
Source: HM Land Registry · within 200 m · most recent first

Fitzjohn's Avenue, Hampstead, NW3

Asking price
£2,500,000
£454,000 below fair value
Our fair price estimate £2,954,000
Price per m² £11,312 / m²
Fair price = nearby sold prices per m² × UK HPI × 221 m² floor area (EPC-declared). Source: Land Registry, EPC & UK HPI.
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About this valuation

Fair price calculated from HM Land Registry sold prices in the same postcode area, adjusted by the UK House Price Index, and multiplied by the EPC-declared floor area of 221 m². Updated daily.

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