Portman Square, London

142 homes · mostly 1900-1929 mid-terrace · W1H 6LJ, W1H 6LF, W1H 6LE, W1H 6LQ, W1H 6LH, W1H 6LG, W1H 6LL

92 of 142 graded homes sit below their potential — on average 1.2 grades of headroom.

C
Street Grade
The most common grade among this street’s current certificates. Average score 67.5.

Grade distribution

Current certificates, 142 graded homes.

5
77
45
15
ABCDEFG

Price statistics

HM Land Registry price paid data since 1995.

£2,617,196
average, last 10 years
291
sales since 1995
£2,700,000
latest sale, 7 October 2025
Flat 66 15 · 7 October 2025£2,700,000
Flat 54 15 · 11 July 2025£2,100,000
Flat 22 Fitzhardinge House · 14 October 2024£2,000,000
Flat 56 Fitzhardinge House · 1 October 2024£2,000,000
Flat 68 15 · 19 June 2024£2,000,000

Homes on Portman Square

Pick an address to see its Report Card.

AddressGrade → potential
Flat 1, 15 Portman SquareD→ CFlat 2 Fitzhardinge House, Portman SquareC→ CFlat 2 Orchard Court, Portman SquareD→ DFlat 2, 15, Portman SquareD→ CFlat 3, 15 Portman SquareC→ CFlat 3, Fitzhardinge House, Portman SquareB→ BFlat 4, 15 Portman SquareD→ CFlat 5 Fitzhardinge House, Portman SquareC→ CFlat 5, 15 Portman SquareC→ CFlat 6, Fitzhardinge House, Portman SquareB→ BFlat 7 Fitzhardinge House, Portman SquareC→ CFlat 8 Orchard Court, Portman SquareC→ BFlat 8, Fitzhardinge House, Portman SquareC→ CFlat 9, Orchard Court, Portman SquareD→ CFlat 10 Orchard Court, Portman SquareC→ BFlat 11, 15 Portman SquareD→ DFlat 11, Fitzhardinge House, Portman SquareC→ CFlat 12, Fitzhardinge House, Portman SquareD→ CFlat 14, 15, Portman SquareC→ BFlat 15 Orchard Court, Portman SquareC→ BFlat 15, 15 Portman SquareD→ CPenthouse A, 15, Portman SquareE→ EPenthouse B, 15 Portman SquareE→ CPenthouse D, 15 Portman SquareE→ CPenthouse E, 15 Portman SquareE→ CSuite B, 15 Portman SquareC→ BFlat 16 Fitzhardinge House, Portman SquareC→ CFlat 16, 15 Portman SquareC→ BFlat 17, 15, Portman SquareD→ CFlat 17, Fitzhardinge House, Portman SquareC→ CFlat 17, Orchard Court, Portman SquareE→ CFlat 18, 15, Portman SquareD→ CFlat 19 Orchard Court, Portman SquareD→ CFlat 19, 15, Portman SquareD→ DFlat 20 Orchard Court, Portman SquareE→ EFlat 20, 15, Portman SquareC→ BFlat 21 Orchard Court, Portman SquareC→ CFlat 21, Fitzhardinge House, Portman SquareC→ CFlat 22, Fitzhardinge House, Portman SquareC→ CFlat 23, 15 Portman SquareC→ BFlat 23, Orchard Court, Portman SquareD→ BFlat 25, Orchard Court, Portman SquareC→ BFlat 26, 15, Portman SquareC→ BFlat 28 Fitzhardinge House, Portman SquareD→ CFlat 28, Orchard Court, Portman SquareC→ BFlat 29 Fitzhardinge House, 12-14 Portman SquareC→ BFlat 29, 15, Portman SquareC→ BFlat 30 Fitzhardinge House, Portman SquareC→ CFlat 30, 15 Portman SquareC→ BFlat 30, Orchard Court, Portman SquareC→ BFlat 31 Orchard Court, Portman SquareD→ BFlat 31, 15 Portman SquareC→ BFlat 31, Fitzhardinge House, Portman SquareD→ DFlat 32, 15 Portman SquareC→ BFlat 33 Fitzhardinge House, Portman SquareC→ CFlat 34, Fitzhardinge House, Portman SquareC→ CFlat 34, Orchard Court, Portman SquareC→ BFlat 35, 15, Portman SquareC→ BFlat 36, Fitzhardinge House, Portman SquareC→ CFlat 37, 15, Portman SquareC→ B
Showing 1–60 of 142 homes123

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