N21 3NJ
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Property report — N21 3NJ
Open-data due diligence for N21 3NJ and the area around it.
N21 3NJ in brief: 15 recorded sales (£24,000–£480,000) · no modelled flood risk · 6 schools nearby.
What scope is each figure? Sold sales, broadband and flood risk are for N21 3NJ itself. Where open data isn't published that finely (population, crime, schools), we show the N21 3 sector — each figure below is tagged with its scope.
Avg sold price
£834,650
Population
17,244
Crimes recorded
45
Schools
3
Flood risk
None modelled
Gigabit broadband
91%
Sold-price trend (1995–2026)
Annual average (mean) sold price in N21 3, 1995–2026. 2026 is a part year (13 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 |
|---|---|---|---|
| 2020-04-24 | £480,000 | FLAT 9, ROSEVILLE THE GREEN | Flat |
| 2018-10-30 | £460,000 | 6 ROSEVILLE | Flat |
| 2018-06-22 | £24,000 | GARAGE 3 ROSEVILLE | Other |
| 2017-01-06 | £425,000 | 7 ROSEVILLE | Flat |
| 2013-11-15 | £352,500 | 5 ROSEVILLE | Flat |
| 2008-05-14 | £315,000 | 7 ROSEVILLE | Flat |
| 2007-09-05 | £350,000 | FLAT 2, ROSEVILLE THE GREEN | Flat |
| 2004-07-29 | £249,000 | FLAT 2, ROSEVILLE THE GREEN | Flat |
| 2003-10-09 | £215,500 | 7 ROSEVILLE | Flat |
| 2002-07-05 | £216,000 | 4 ROSEVILLE | Terraced |
| 2000-05-26 | £135,000 | 10 ROSEVILLE | Flat |
| 1999-07-30 | £112,500 | FLAT 2, ROSEVILLE THE GREEN | Flat |
| 1999-06-17 | £99,950 | 9 ROSEVILLE | Flat |
| 1996-06-28 | £70,000 | 6 ROSEVILLE | Flat |
| 1996-05-24 | £70,000 | 3 ROSEVILLE | Flat |
15 recorded sales on N21 3NJ. Source: HM Land Registry Price Paid (© Crown copyright). Shown for this postcode only.
Nearest schools
| School | Distance | Phase | Ofsted |
|---|---|---|---|
| St Paul's CofE Primary School | 0.1 mi | Primary | Good (2023) |
| Highfield Primary School | 0.5 mi | Primary | Report card → |
| Winchmore School | 0.6 mi | Secondary | Report card → |
| Eversley Primary School | 0.9 mi | Primary | Report card → |
| Grange Park Primary School | 1.0 mi | Primary | Report card → |
| Edmonton County School | 1.0 mi | All-through | Good (2024) |
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: WINCHMORE HILL PRACTICE (0.4 mi) · THE WOODBERRY PRACTICE (0.4 mi) · GILLAN HOUSE SURGERY (0.8 mi)
Nearest hospitals: NORTH MIDDLESEX HOSPITAL (PSYCHIATRIC LINK LIASON NURSE SERVICE) (1.9 mi) · NORTH MIDDLESEX HOSPITAL DSU - ELECTIVE SURGICAL HUB (1.9 mi) · NORTH MIDDLESEX HOSPITAL (1.9 mi)
Nearest listed buildings: THE OLD BAKERY (Grade II) (0.0 mi) · K6 TELEPHONE KIOSK JUNCTION OF THE GREEN/STATION ROAD (Grade II) (0.0 mi) · ROWAN TREE HOUSE WOODSIDE HOUSE (Grade II) (0.1 mi)
Nearest pharmacies: ATKINSONS CHEMIST (0.3 mi) · GREEN LANES PHARMACY (0.4 mi) · C ATKINSON CHEMIST (0.6 mi)
Nearest stations: Winchmore Hill (0.1 mi) · Grange Park (0.7 mi) · Southgate (1.1 mi)
Nearest supermarkets: Sainsbury's (0.3 mi) · Green Lanes Surgery & Pharmacy (0.3 mi) · Waitrose (0.4 mi)
Straight-line distance from the postcode. Source: NaPTAN (DfT).
Who lives here
- Median age
- 41
- One-person households
- 26%
- Households with children
- 33%
- Households
- 6,469
Owned 68% · Social rent 7% · Private rent 25%
Census 2021 (ONS), for N21 3.
Recorded crime trend
Recorded crimes per month in N21 3 (Aug 24–Apr 26, average 40/month). Hover a point to read the count. Source: Police.uk street-level data.
Flood risk
No modelled flood risk is recorded for N21 3NJ 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 | DistrictN21 | SectorN21 3 | PostcodeN21 3NJ |
|---|---|---|---|
| Average sold price | £751,095 | £834,650 | £238,297 |
| Population | 38,070 | 17,244 | — |
| Deprivation decile (1 = most deprived) | 8/10 | 7/10 | — |
| Crimes recorded | 91 | 45 | — |
| Schools | 9 | 3 | — |
| Flood risk | High | Low | Low |
| Gigabit broadband | 91% | 91% | 0% |
| Superfast broadband | 97% | 100% | 100% |
— = no separate figure is published at that level. Most open data is published down to the sector (N21 3); 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.
View the title document at HM Land Registry →Compare conveyancing quotes
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Report generated 29 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.