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1 bed flat for sale John Islip Street, Westminster, SW1P

Asking Price

£375,000

Added on 21/09/2026

Type: Flat
Bedrooms: 1
Bathrooms: 1
Size: £852 per sq ft
Tenure: Share of freehold

Council tax Band D £1,050 a year EPC C 75

Key features

Well-proportioned apartment
24-hour porterage
Communal roof terrace
Sought-after Westminster development
Moments from the River Thames and Tate Britain
Ideal central London home or investment
EPC Rating C
440 sq. ft/ 40.9 sq. m

About this property

A well-proportioned apartment within the popular Millbank Court development in the heart of Westminster.

Residents benefit from 24-hour porterage and a communal roof terrace, while the property is ideally positioned moments from the River Thames, Tate Britain and the amenities of Westminster and Victoria.

Excellent transport links are available from Pimlico, Westminster and St James’s Park stations

Floorplan

Energy performance

C 75

Current

Potential

92+

81-91

69-80

75 C

55-68

39-54

21-38

1-20

This home is rated band C, scoring 75 out of 100. The average British home is band D.

Read from the certificate published with this listing, so it may not be the latest one. Check the government EPC register for the full certificate and its recommendations.

Council tax

Band D £1,050 a year

Per year

Band A

£700
Band B

£816
Band C

£933
Band D

This home: £1,050
Band E

£1,283
Band F

£1,516
Band G

£1,749
Band H

£2,099

This home is in band D, which costs £1,050 a year in Westminster for 2026/27.

Figures from MHCLG (Open Government Licence v3): the average bill for each band across Westminster, including the typical parish precept, so a parish's own bill can differ a little. Discounts lower the bill, such as 25% off for an adult living alone. Check a home's band on GOV.UK.

Price guide

100 comparables · within 0.6 miles

Cheaper than 93% of the 1-bed flats for sale nearby right now.

This home, £375,000 Median £550,000 · £400,000 – £852,500

Per square foot

£852 17% under

1-bed flats nearby £1,027

Against sold prices

13% under

SW1P sold median £984 / sq ft, 241 sales

Compared with 100 1-bed flats for sale within 0.6 miles, on the market now or already under offer. The range is the middle 80% of their asking prices. Sold prices are HM Land Registry sales in SW1P over the last 24 months, per square foot of EPC floor area. All sold £/sq ft in SW1P →

Location

John Islip Street, Westminster, SW1P

Open map Street View

Mortgage and stamp duty

Property price £375,000

£187k £563k

Deposit10% £38,000

£0 £375k

Interest rate 4.5%

0.5% 15%

Repayment period 25 years

5 years 40 years

A £337,000 mortgage. Most lenders would want a household income of about £75,000 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.

Properties sold nearby

HM Land Registry sales nearby. Floor areas from Energy Performance Certificates where matched.

Address	Type	Sold	Size	Size	£/sq ft	Price
Flat 85, Millbank Court, 24, John Islip Street Flat / maisonette	Flat / maisonette	Jan 2026	269 sq ft £1,672/sq ft	269 sq ft	£1,672	£450,000
Flat 103, Millbank Court, 24, John Islip Street Flat / maisonette	Flat / maisonette	May 2024	452 sq ft £1,239/sq ft	452 sq ft	£1,239	£560,000
Flat 92, Millbank Court, 24, John Islip Street Flat / maisonette	Flat / maisonette	Dec 2023	n/a	n/a	n/a	£595,000
Flat 102, Millbank Court, 24, John Islip Street Flat / maisonette	Flat / maisonette	Nov 2022	667 sq ft £1,146/sq ft	667 sq ft	£1,146	£765,000
Flat 117, Millbank Court, 24, John Islip Street Flat / maisonette	Flat / maisonette	Oct 2021	732 sq ft £632/sq ft	732 sq ft	£632	£462,500
Flat 72, Millbank Court, 24, John Islip Street Flat / maisonette	Flat / maisonette	Feb 2020	624 sq ft £1,105/sq ft	624 sq ft	£1,105	£690,000
Flat 103, Millbank Court, 24, John Islip Street Flat / maisonette	Flat / maisonette	Jul 2019	452 sq ft £1,150/sq ft	452 sq ft	£1,150	£520,000
Flat 107, Millbank Court, 24, John Islip Street Flat / maisonette	Flat / maisonette	Oct 2018	474 sq ft £1,225/sq ft	474 sq ft	£1,225	£580,000