CM21 9LN
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Property report — CM21 9LN
Open-data due diligence for CM21 9LN and the area around it.
CM21 9LN in brief: 64 recorded sales (£68,000–£555,000) · no modelled flood risk · 6 schools nearby.
What scope is each figure? Sold sales, broadband and flood risk are for CM21 9LN itself. Where open data isn't published that finely (population, crime, schools), we show the CM21 9 sector — each figure below is tagged with its scope.
Avg sold price
£401,149
Population
10,940
Crimes recorded
35
Schools
3
Flood risk
None modelled
Gigabit broadband
72%
Sold-price trend (1995–2026)
Annual average (mean) sold price in CM21 9, 1995–2026. 2026 is a part year (26 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 |
|---|---|---|---|
| 2026-03-26 | £427,000 | 42 ASH GROVES | Semi-detached |
| 2025-07-17 | £385,000 | 23 ASH GROVES | Semi-detached |
| 2023-01-20 | £450,000 | 20 ASH GROVES | Semi-detached |
| 2022-08-19 | £520,000 | 2 ASH GROVES | Semi-detached |
| 2022-06-06 | £555,000 | 13 ASH GROVES | Semi-detached |
| 2021-11-12 | £500,000 | 3 ASH GROVES | Semi-detached |
| 2021-09-17 | £425,000 | 39 ASH GROVES | Semi-detached |
| 2021-03-10 | £419,000 | 2 ASH GROVES | Semi-detached |
| 2021-03-05 | £375,000 | 8 ASH GROVES | Semi-detached |
| 2021-02-15 | £520,000 | 24 ASH GROVES | Semi-detached |
| 2021-01-27 | £455,000 | 10 ASH GROVES | Semi-detached |
| 2020-05-22 | £455,000 | 51 ASH GROVES | Detached |
| 2018-09-27 | £385,000 | 14 ASH GROVES | Semi-detached |
| 2018-09-18 | £371,300 | 49 ASH GROVES | Detached |
| 2018-09-14 | £370,000 | 30 ASH GROVES | Semi-detached |
| 2017-04-10 | £400,000 | 49 ASH GROVES | Detached |
| 2016-12-01 | £405,000 | 4 ASH GROVES | Semi-detached |
| 2016-08-26 | £339,950 | 41 ASH GROVES | Semi-detached |
| 2016-06-16 | £427,500 | 24 ASH GROVES | Semi-detached |
| 2016-04-29 | £292,500 | 25 ASH GROVES | Semi-detached |
| 2016-04-28 | £330,000 | 10 ASH GROVES | Semi-detached |
| 2015-09-29 | £324,000 | 47 ASH GROVES | Semi-detached |
| 2013-04-19 | £250,000 | 4 ASH GROVES | Semi-detached |
| 2013-01-30 | £245,000 | 43 ASH GROVES | Semi-detached |
| 2012-12-11 | £250,000 | 3 ASH GROVES | Semi-detached |
| 2012-08-24 | £284,950 | 33 ASH GROVES | Semi-detached |
| 2010-07-26 | £230,000 | 36 ASH GROVES | Semi-detached |
| 2009-11-23 | £200,000 | 43 ASH GROVES | Semi-detached |
| 2009-10-02 | £225,000 | 41 ASH GROVES | Semi-detached |
| 2009-07-31 | £225,000 | 45 ASH GROVES | Semi-detached |
| 2009-06-09 | £270,000 | 20 ASH GROVES | Semi-detached |
| 2008-07-04 | £290,500 | 21 ASH GROVES | Semi-detached |
| 2007-04-12 | £249,950 | 7 ASH GROVES | Semi-detached |
| 2007-03-30 | £269,995 | 1 ASH GROVES | Semi-detached |
| 2006-11-29 | £245,000 | 13 ASH GROVES | Semi-detached |
| 2006-06-30 | £214,000 | 5 ASH GROVES | Semi-detached |
| 2006-02-22 | £249,950 | 11 ASH GROVES | Semi-detached |
| 2005-10-27 | £232,000 | 32 ASH GROVES | Semi-detached |
| 2004-12-21 | £235,000 | 4 ASH GROVES | Semi-detached |
| 2004-12-20 | £190,000 | 25 ASH GROVES | Detached |
| 2004-11-05 | £239,995 | 16 ASH GROVES | Semi-detached |
| 2003-11-28 | £237,500 | 47 ASH GROVES | Detached |
| 2003-10-08 | £220,000 | 33 ASH GROVES | Semi-detached |
| 2002-10-07 | £185,000 | 16 ASH GROVES | Semi-detached |
| 2002-03-25 | £159,995 | 7 ASH GROVES | Semi-detached |
| 2001-06-01 | £141,995 | 7 ASH GROVES | Semi-detached |
| 2001-01-19 | £139,000 | 44 ASH GROVES | Semi-detached |
| 2000-07-07 | £135,000 | 1 ASH GROVES | Semi-detached |
| 2000-07-04 | £118,000 | 43 ASH GROVES | Semi-detached |
| 2000-02-07 | £124,950 | 38 ASH GROVES | Semi-detached |
| 1999-11-05 | £118,500 | 24 ASH GROVES | Semi-detached |
| 1999-07-23 | £111,000 | 6 ASH GROVES | Detached |
| 1999-01-27 | £98,000 | 3 ASH GROVES | Semi-detached |
| 1998-08-14 | £90,000 | 44 ASH GROVES | Semi-detached |
| 1997-12-12 | £110,000 | 35 ASH GROVES | Semi-detached |
| 1997-10-31 | £90,500 | 7 ASH GROVES | Semi-detached |
| 1997-09-23 | £89,950 | 5 ASH GROVES | Semi-detached |
| 1997-07-25 | £84,500 | 20 ASH GROVES | Semi-detached |
| 1997-06-26 | £71,750 | 42 ASH GROVES | Semi-detached |
| 1997-01-10 | £68,000 | 15 ASH GROVES | Semi-detached |
| 1996-10-18 | £70,000 | 43 ASH GROVES | Semi-detached |
| 1996-09-12 | £74,000 | 17 ASH GROVES | Semi-detached |
| 1995-08-01 | £73,000 | 14 ASH GROVES | Semi-detached |
| 1995-05-10 | £77,000 | 7 ASH GROVES | Semi-detached |
64 recorded sales on CM21 9LN. Source: HM Land Registry Price Paid (© Crown copyright). Shown for this postcode only.
Nearest schools
| School | Distance | Phase | Ofsted |
|---|---|---|---|
| Fawbert and Barnard Infants' School | 0.4 mi | Primary | Outstanding (2024) |
| Reedings Junior School | 0.6 mi | Primary | Report card → |
| Mandeville Primary School | 0.8 mi | Primary | Good (2023) |
| Leventhorpe | 0.9 mi | Secondary | Good (2024) |
| Sheering Church of England Voluntary Controlled Primary School | 1.1 mi | Primary | Report card → |
| Spellbrook CofE Primary School | 1.6 mi | Primary | Good (2021) |
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: CENTRAL SURGERY (0.6 mi) · GARDENS AND JACOBS MEDICAL PARTNERSHIP (1.3 mi) · THE RIVERS HOSPITAL (1.3 mi)
Nearest hospitals: CAPIO RIVERS HOSPITAL (1.3 mi) · RIVERS HOSPITAL (1.3 mi) · HERTS AND ESSEX HOSPITAL (3.8 mi)
Nearest listed buildings: THE MALTINGS (THAT PART TO THE WEST OF THE RAILWAY, SOUTH BLOCK) (Grade II) (0.1 mi) · THE MALTINGS (THAT PART TO THE WEST OF THE RAILWAY, NORTH BLOCK) (Grade II) (0.1 mi) · 50, SHEERING LOWER ROAD (Grade II) (0.2 mi)
Nearest pharmacies: VILLAGE PHARMACY (0.5 mi) · BELL PHARMACY (0.5 mi) · RAMCO DISPENSING CHEMIST (2.2 mi)
Nearest stations: Sawbridgeworth (0.3 mi) · Harlow Mill (1.9 mi) · Harlow Town (3.5 mi)
Nearest supermarkets: Full of Beans Whole Food Store (0.4 mi) · The Co-operative Food (0.6 mi) · Tesco (2.3 mi)
Straight-line distance from the postcode. Source: NaPTAN (DfT).
Who lives here
- Median age
- 45
- One-person households
- 30%
- Households with children
- 28%
- Households
- 4,705
Owned 74% · Social rent 8% · Private rent 18%
Census 2021 (ONS), for CM21 9.
Recorded crime trend
Recorded crimes per month in CM21 9 (May 24–Apr 26, average 38/month). Hover a point to read the count. Source: Police.uk street-level data.
Flood risk
No modelled flood risk is recorded for CM21 9LN 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 | DistrictCM21 | SectorCM21 9 | PostcodeCM21 9LN |
|---|---|---|---|
| Average sold price | £493,597 | £401,149 | £256,488 |
| Population | 12,393 | 10,940 | — |
| Deprivation decile (1 = most deprived) | 9/10 | 9/10 | — |
| Crimes recorded | 67 | 35 | — |
| Schools | 5 | 3 | — |
| Flood risk | High | High | Low |
| Gigabit broadband | 70% | 72% | 100% |
| Superfast broadband | 94% | 96% | 100% |
— = no separate figure is published at that level. Most open data is published down to the sector (CM21 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.
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.