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1 bed flat for sale Portman Square, Marylebone, W1H

Asking price

£1,250,000

Added on 29/09/2026

Type: Flat
Bedrooms: 1
Bathrooms: 1
Size: £1,888 per sq ft
Tenure: Leasehold

About this property

A one-bedroom apartment situated on the first floor of this prestigious portered mansion block with lift, occupying a sought-after garden-square location moments from Marylebone Village. Extending to approximately 662 sq ft (61.5 sq m), the well-proportioned accommodation comprises a generous reception room, separate dining room, fitted kitchen, spacious double bedroom with built-in wardrobes, and a bathroom.

Floorplan

Council tax

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Price guide

100 comparables · within 0.7 miles

Priced above 86% of the 1-bed flats for sale nearby right now.

This home, £1,250,000 Median £625,000 · £409,000 – £1,760,000

Per square foot

£1,888 72% over

1-bed flats nearby £1,100

Compared with 100 1-bed flats for sale within 0.7 miles, on the market now or already under offer. The range is the middle 80% of their asking prices.

Location

Portman Square, Marylebone, W1H

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Mortgage and stamp duty

Property price £1,250,000

£620k £1.9m

Deposit10% £125,000

£0 £1.3m

Interest rate 4.5%

0.5% 15%

Repayment period 25 years

5 years 40 years

A £1,125,000 mortgage. Most lenders would want a household income of about £250,000 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.