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4 bed flat for sale London, NW3

Asking price

£1,450,000

Added on 16/09/2026

Type: Flat
Bedrooms: 4
Bathrooms: 1
Size: £693 per sq ft
Tenure: Leasehold

Council tax Band G £3,679 a year

Key features

Exciting development opportunity
Large 4 bedroom duplex flat in Belsize Park
Views of London Skyline
Requiring full refurbishment
Potential to extend STPP
2 balconies
Spectacular location
Exciting potential for development

About this property

This unmodernised 4 bedroom top floor duplex flat in Belsize Park boasts fabulous views over the London Skyline, and requires refurbishment throughout. With it being a 10-minute walk to Swiss Cottage Underground Station, and similar to Hampstead Heath Overgroud, the property is situated on a fabulous street in Belsize Park lined with stunning Victorian buildings.

Floorplan

Council tax

Band G £3,679 a year

Per year

Band A

£1,472
Band B

£1,717
Band C

£1,962
Band D

£2,208
Band E

£2,698
Band F

£3,189
Band G

This home: £3,679
Band H

£4,415

This home is in band G, which costs £3,679 a year in Camden for 2026/27.

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

Cheaper than 57% of the 4-bed flats for sale nearby right now.

This home, £1,450,000 Median £1,595,000 · £775,000 – £4,270,000

Per square foot

£693 25% under

4-bed flats nearby £925

Against sold prices

37% under

NW3 sold median £1,093 / sq ft, 1,034 sales

Compared with 100 4-bed flats for sale within 2 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 NW3 over the last 24 months, per square foot of EPC floor area. All sold £/sq ft in NW3 →

Location

London, NW3

Open map Street View

Mortgage and stamp duty

Property price £1,450,000

£720k £2.2m

Deposit10% £145,000

£0 £1.5m

Interest rate 4.5%

0.5% 15%

Repayment period 25 years

5 years 40 years

A £1,305,000 mortgage. Most lenders would want a household income of about £290,000 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 2, 6, Lyndhurst Gardens Flat / maisonette	Flat / maisonette	Feb 2025	1,098 sq ft £1,202/sq ft	1,098 sq ft	£1,202	£1,320,000
Flat 4, 10, Lyndhurst Gardens Flat / maisonette	Flat / maisonette	Oct 2024	1,399 sq ft £1,608/sq ft	1,399 sq ft	£1,608	£2,250,000
Flat 4, 6, Lyndhurst Gardens Flat / maisonette	Flat / maisonette	May 2022	1,399 sq ft £2,001/sq ft	1,399 sq ft	£2,001	£2,800,000
Flat 1, 6, Lyndhurst Gardens Flat / maisonette	Flat / maisonette	Jan 2022	710 sq ft £923/sq ft	710 sq ft	£923	£656,000
Flat 3, 6, Lyndhurst Gardens Flat / maisonette	Flat / maisonette	Dec 2021	1,313 sq ft £1,028/sq ft	1,313 sq ft	£1,028	£1,350,000
Flat 2, 18, Lyndhurst Gardens Flat / maisonette	Flat / maisonette	Jun 2021	592 sq ft £1,267/sq ft	592 sq ft	£1,267	£750,000
Flat 2, 6, Lyndhurst Gardens Flat / maisonette	Flat / maisonette	Feb 2020	1,098 sq ft £1,057/sq ft	1,098 sq ft	£1,057	£1,160,000
Flat 1, 18, Lyndhurst Gardens Flat / maisonette	Flat / maisonette	Dec 2019	1,087 sq ft £1,136/sq ft	1,087 sq ft	£1,136	£1,235,000