N20 9LL
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Property report — N20 9LL
Open-data due diligence for N20 9LL and the area around it.
N20 9LL in brief: 39 recorded sales (£146,000–£960,000) · no modelled flood risk · 6 schools nearby.
What scope is each figure? Sold sales, broadband and flood risk are for N20 9LL itself. Where open data isn't published that finely (population, crime, schools), we show the N20 9 sector — each figure below is tagged with its scope.
Avg sold price
£791,631
Population
9,937
Crimes recorded
19
Schools
4
Flood risk
None modelled
Gigabit broadband
68%
Sold-price trend (1995–2026)
Annual average (mean) sold price in N20 9, 1995–2026. 2026 is a part year (21 sales so far) — shown greyed. Hover a point to read its value. Source: HM Land Registry Price Paid.
Sold prices on this postcode
| Date | Price | Address | Type |
|---|---|---|---|
| 2025-12-09 | £820,000 | 29 ST MARGARETS AVENUE | Semi-detached |
| 2023-08-31 | £450,000 | FLAT 2, 55 ST MARGARETS AVENUE | Flat |
| 2023-03-14 | £771,000 | 13 ST MARGARETS AVENUE | Semi-detached |
| 2021-06-25 | £960,000 | 37 ST MARGARETS AVENUE | Semi-detached |
| 2021-04-19 | £772,000 | 31 ST MARGARETS AVENUE | Semi-detached |
| 2020-12-18 | £895,000 | 5 ST MARGARETS AVENUE | Terraced |
| 2018-05-18 | £775,000 | 41 ST MARGARETS AVENUE | Semi-detached |
| 2016-09-09 | £785,500 | 3 ST MARGARETS AVENUE | Terraced |
| 2016-03-22 | £675,000 | 25 ST MARGARETS AVENUE | Semi-detached |
| 2015-11-13 | £615,000 | 7 ST MARGARETS AVENUE | Terraced |
| 2014-09-19 | £660,000 | 21 ST MARGARETS AVENUE | Semi-detached |
| 2014-03-14 | £575,000 | 31 ST MARGARETS AVENUE | Semi-detached |
| 2014-01-23 | £485,000 | 5 ST MARGARETS AVENUE | Terraced |
| 2012-11-16 | £470,000 | 37 ST MARGARETS AVENUE | Semi-detached |
| 2012-10-04 | £477,500 | 47 ST MARGARETS AVENUE | Semi-detached |
| 2012-07-13 | £457,000 | 31 ST MARGARETS AVENUE | Semi-detached |
| 2011-12-15 | £450,000 | 61 ST MARGARETS AVENUE | Semi-detached |
| 2011-01-28 | £423,000 | 45 ST MARGARETS AVENUE | Semi-detached |
| 2010-11-25 | £450,000 | 31 ST MARGARETS AVENUE | Semi-detached |
| 2010-11-10 | £450,000 | 51 ST MARGARETS AVENUE | Semi-detached |
| 2010-10-22 | £445,000 | 41 ST MARGARETS AVENUE | Semi-detached |
| 2010-09-29 | £475,000 | 61 ST MARGARETS AVENUE | Semi-detached |
| 2009-02-27 | £410,000 | 19 ST MARGARETS AVENUE | Semi-detached |
| 2008-07-16 | £475,000 | 31 ST MARGARETS AVENUE | Semi-detached |
| 2007-01-23 | £343,000 | 3 ST MARGARETS AVENUE | Terraced |
| 2006-07-31 | £325,000 | 1 ST MARGARETS AVENUE | Semi-detached |
| 2006-02-10 | £385,000 | 35 ST MARGARETS AVENUE | Semi-detached |
| 2005-08-26 | £329,300 | 11 ST MARGARETS AVENUE | Semi-detached |
| 2003-08-29 | £290,000 | 41 ST MARGARETS AVENUE | Semi-detached |
| 2003-08-15 | £284,000 | 21 ST MARGARETS AVENUE | Semi-detached |
| 2003-01-11 | £289,950 | 31 ST MARGARETS AVENUE | Semi-detached |
| 2002-03-27 | £242,500 | 35 ST MARGARETS AVENUE | Semi-detached |
| 2002-03-15 | £229,500 | 21 ST MARGARETS AVENUE | Semi-detached |
| 2001-05-29 | £190,000 | 17 ST MARGARETS AVENUE | Semi-detached |
| 2001-01-19 | £265,000 | 61 ST MARGARETS AVENUE | Semi-detached |
| 2000-08-10 | £230,000 | 25 ST MARGARETS AVENUE | Semi-detached |
| 2000-03-24 | £198,950 | 33 ST MARGARETS AVENUE | Semi-detached |
| 1999-12-06 | £180,000 | 61 ST MARGARETS AVENUE | Semi-detached |
| 1997-06-06 | £146,000 | 45 ST MARGARETS AVENUE | Semi-detached |
39 recorded sales on N20 9LL. Source: HM Land Registry Price Paid (© Crown copyright). Shown for this postcode only.
Nearest schools
| School | Distance | Phase | Ofsted |
|---|---|---|---|
| Alma Primary | 0.3 mi | Primary | Good (2023) |
| St John's CofE Primary and Nursery School | 0.4 mi | Primary | Report card → |
| Queenswell Infant & Nursery School | 0.4 mi | Primary | Good (2023) |
| Queenswell Junior School | 0.4 mi | Primary | Report card → |
| All Saints' CofE Nursery and Primary School N20 | 0.5 mi | Primary | Report card → |
| Sacred Heart Roman Catholic Primary School | 0.6 mi | Primary | Good (2023) |
Straight-line distance from the postcode. Ofsted = latest overall effectiveness (newer inspections may be ungraded). Sources: Get Information about Schools (DfE) · Ofsted.
What's nearby
Nearest GP surgeries: ST ANDREWS MEDICAL PRACTICE. (0.2 mi) · OAKLEIGH ROAD HEALTH CENTRE (0.9 mi) · THE SPEEDWELL PRACTICE (1.0 mi)
Nearest hospitals: HADLEY WOOD HOSPITAL (1.8 mi) · FINCHLEY MEMORIAL HOSPITAL CDC (1.8 mi) · CDC FP FINCH MEM HOSPITAL (1.8 mi)
Nearest listed buildings: THE LIMES (Grade II) (0.1 mi) · 1270, HIGH ROAD N20 (Grade II) (0.2 mi) · 1266 AND 1268, HIGH ROAD N20 (Grade II) (0.2 mi)
Nearest pharmacies: BOOTS (0.1 mi) · AE LIPKIN (0.2 mi) · OAKLEIGH PHARMACY (0.8 mi)
Nearest stations: Totteridge & Whetstone (0.1 mi) · Oakleigh Park (0.6 mi) · Woodside Park (1.0 mi)
Nearest supermarkets: Waitrose (0.1 mi) · M&S (0.2 mi) · Sainsbury's (1.0 mi)
Straight-line distance from the postcode. Source: NaPTAN (DfT).
Who lives here
- Median age
- 41
- One-person households
- 28%
- Households with children
- 31%
- Households
- 3,909
Owned 68% · Social rent 5% · Private rent 24%
Census 2021 (ONS), for N20 9.
Recorded crime trend
Recorded crimes per month in N20 9 (Aug 24–Apr 26, average 17/month). Hover a point to read the count. Source: Police.uk street-level data.
Flood risk
No modelled flood risk is recorded for N20 9LL in the Environment Agency dataset. This is reassuring but not a guarantee — Check the exact address on the official Environment Agency map →
Source: Environment Agency Risk of Flooding from Rivers and Sea (the official dataset name). Indicative catchment data, not an official property flood search.
How granular is this?
| Measure | DistrictN20 | SectorN20 9 | PostcodeN20 9LL |
|---|---|---|---|
| Average sold price | £833,428 | £791,631 | £465,364 |
| Population | 33,367 | 9,937 | — |
| Deprivation decile (1 = most deprived) | 8/10 | 8/10 | — |
| Crimes recorded | 98 | 19 | — |
| Schools | 11 | 4 | — |
| Flood risk | High | Low | Low |
| Gigabit broadband | 68% | 68% | 100% |
| Superfast broadband | 97% | 99% | 100% |
— = no separate figure is published at that level. Most open data is published down to the sector (N20 9); the postcode column is built from the layers that go finer (sold transactions, Ofcom broadband). Sources: HM Land Registry · Police.uk · Ofsted/GIAS · ONS & IoD2025 · Environment Agency · Ofcom.
Your next steps
Get the official title document
The HM Land Registry title register shows the legal owner, price paid and any charges or covenants. Official copy, £7.
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Report generated 30 June 2026. Open data is refreshed periodically; HM Land Registry Price Paid typically lags by around two months, so the most recent sales may not appear yet.
Contains OS data © Crown copyright and database right 2026
Contains Royal Mail data © Royal Mail copyright and database right 2026
Contains National Statistics data © Crown copyright and database right 2026
Indicative due diligence compiled from public open data. Not a substitute for a regulated conveyancing or property search, a survey, or professional advice.