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4 bed flat for sale Bartholomew Square, Old Street, EC1V

Asking price

£1,250,000

Added on 12/10/2026

Type: Flat
Bedrooms: 4
Bathrooms: 2
Tenure: Share of freehold

Council tax Band F £3,045 a year

About this property

This unique penthouse apartment located on the fourth floor is split over two levels and offers three double bedrooms, one with a large, private, terrace and en-suite shower room and the primary has bespoke built-in wardrobes and access to a south-facing balcony. This property is just 0.3 miles from Barbican Arts Centre with its major art gallery, concert hall, theatres, and cinemas.

Floorplan

Council tax

Band F £3,045 a year

Per year

Band A

£1,405
Band B

£1,640
Band C

£1,874
Band D

£2,108
Band E

£2,577
Band F

This home: £3,045
Band G

£3,514
Band H

£4,216

This home is in band F, which costs £3,045 a year in Islington for 2026/27.

Figures from MHCLG (Open Government Licence v3): the average bill for each band across Islington, 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 2.8 miles

Cheaper than 53% of the 4-bed flats for sale nearby right now.

This home, £1,250,000 Median £1,490,000 · £500,000 – £7,600,000

Compared with 100 4-bed flats for sale within 2.8 miles, on the market now or already under offer. The range is the middle 80% of their asking prices.

Location

Bartholomew Square, Old Street, EC1V

Open map Street View

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.

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 3, 20 - 21, Bartholomew Square Flat / maisonette	Flat / maisonette	Oct 2025	517 sq ft £1,089/sq ft	517 sq ft	£1,089	£562,500
Flat 12, 24, Bartholomew Square Flat / maisonette	Flat / maisonette	Aug 2025	1,033 sq ft £1,210/sq ft	1,033 sq ft	£1,210	£1,250,000
Flat 5, 20 - 21, Bartholomew Square Flat / maisonette	Flat / maisonette	Mar 2025	n/a	n/a	n/a	£799,200
Flat 4, 20 - 21, Bartholomew Square Flat / maisonette	Flat / maisonette	May 2018	635 sq ft £1,067/sq ft	635 sq ft	£1,067	£677,500
Flat 11, 24, Bartholomew Square Flat / maisonette	Flat / maisonette	Nov 2016	n/a	n/a	n/a	£1,140,000
Flat 4, 20 - 21, Bartholomew Square Flat / maisonette	Flat / maisonette	Jun 2015	635 sq ft £905/sq ft	635 sq ft	£905	£575,000
Flat 9, 24, Bartholomew Square Flat / maisonette	Flat / maisonette	Mar 2015	743 sq ft £727/sq ft	743 sq ft	£727	£540,000
Flat 8, 24, Bartholomew Square Flat / maisonette	Flat / maisonette	Aug 2014	883 sq ft £901/sq ft	883 sq ft	£901	£795,000