Property market
The five-year median is £447,500 from 6 recorded sales in NW9 4BY. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for Barnet is £603,753 in June 2026, down 2.9% year on year.
Property prices and recorded sales
NW9 4BY: 31 recorded property sales with dates, prices and address history. HM Land Registry records, not current valuations.
Need wider context? View the NW9 property report.
- Latest recorded sale
- 29 April 2024
- All recorded sales
- 31 Since 29 August 2018
- Five-year median
- £447,500
- Sales in five-year window
- 6
Properties by latest recorded type
Detached 0
Semi-detached 0
Terraced 0
Flats 24
Other 0
Annual property market
Bars show recorded Price Paid sales. Lines show median sale prices. Hover or tap a year for exact values, or select a legend item to show or hide a series.
| Year | Recorded sales | All property types median sale price | Flat or maisonette median sale price |
|---|---|---|---|
| 2018 | 21 | £446,500 | £446,500 |
| 2019 | 4 | £530,000 | £530,000 |
| 2022 | 4 | £455,000 | £455,000 |
| 2023 | 1 | £515,000 | £515,000 |
| 2024 | 1 | £358,000 | £358,000 |
Properties with recorded sales
1-20 of 24 properties · 31 recorded sales · NW9 4BY
July 2021 to July 2026
Lassen House, 12, Flat 22, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, existing property
Latest sale · 29 April 2024
£358,0001 previous sale
- 2 October 2018 £338,000
Lassen House, 12, Flat 7, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, existing property
Latest sale · 31 March 2023
£515,0001 previous sale
- 29 August 2018 £438,000
Lassen House, 12, Flat 3, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, existing property
Latest sale · 21 December 2022
£350,0001 previous sale
- 21 September 2018 £331,200
Lassen House, 12, Flat 11, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, existing property
Latest sale · 13 October 2022
£380,0001 previous sale
- 30 August 2018 £342,000
Lassen House, 12, Flat 13, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, existing property
Latest sale · 30 September 2022
£575,0001 previous sale
- 26 September 2018 £475,000
Lassen House, 12, Flat 20, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, existing property
Latest sale · 13 May 2022
£530,0001 previous sale
- 21 September 2018 £461,000
Lassen House, 12, Flat 5, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, existing property
Latest sale · 19 November 2019
£350,000Lassen House, 12, Flat 2, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, existing property
Latest sale · 15 November 2019
£580,0001 previous sale
- 24 June 2019 £580,000
Lassen House, 12, Flat 9, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 3 May 2019
£480,000Lassen House, 12, Flat 21, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 21 November 2018
£375,000Lassen House, 12, Flat 18, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 27 September 2018
£560,000Lassen House, 12, Flat 8, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 25 September 2018
£475,300Lassen House, 12, Flat 24, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 24 September 2018
£628,425Lassen House, 12, Flat 1, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 21 September 2018
£630,000Lassen House, 12, Flat 19, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 21 September 2018
£477,500Lassen House, 12, Flat 12, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 18 September 2018
£446,500Lassen House, 12, Flat 23, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 17 September 2018
£627,000Lassen House, 12, Flat 6, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 12 September 2018
£345,000Lassen House, 12, Flat 17, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 7 September 2018
£430,000Lassen House, 12, Flat 14, Lismore Boulevard, London, NW9 4BY
Flat or maisonette, Leasehold, new build
Latest sale · 5 September 2018
£477,675