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Postcode · CM23 3LE

CM23 3LE

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Property report — CM23 3LE

Open-data due diligence for CM23 3LE and the area around it.

CM23 3LE in brief: 50 recorded sales (£125,000–£305,000) · high flood risk · 6 schools nearby.

What scope is each figure? Sold sales, broadband and flood risk are for CM23 3LE itself. Where open data isn't published that finely (population, crime, schools), we show the CM23 3 sector — each figure below is tagged with its scope.

Avg sold price

£354,250

sector CM23 3 · 174 sales

Population

23,563

sector CM23 3

Crimes recorded

23

sector CM23 3 · Apr 26

Schools

4

sector CM23 3

Flood risk

High

this postcode

Gigabit broadband

85%

sector CM23 3 of premises

Sold-price trend (1995–2026)

1995: £65,633 (178 sales)1996: £66,902 (271 sales)1997: £70,382 (269 sales)1998: £82,092 (251 sales)1999: £120,111 (291 sales)2000: £130,128 (206 sales)2001: £133,129 (269 sales)2002: £149,493 (263 sales)2003: £176,289 (234 sales)2004: £203,342 (210 sales)2005: £197,530 (208 sales)2006: £203,659 (290 sales)2007: £229,196 (280 sales)2008: £223,193 (157 sales)2009: £185,177 (251 sales)2010: £225,083 (131 sales)2011: £228,429 (145 sales)2012: £221,103 (186 sales)2013: £226,216 (235 sales)2014: £299,428 (210 sales)2015: £331,494 (243 sales)2016: £371,318 (235 sales)2017: £421,396 (182 sales)2018: £400,096 (242 sales)2019: £343,211 (152 sales)2020: £346,486 (146 sales)2021: £403,569 (228 sales)2022: £456,010 (223 sales)2023: £460,400 (217 sales)2024: £354,250 (174 sales)2025: £441,446 (183 sales)2026: £369,984 (48 sales) 2026: £369,984 (48 sales) — part year so far £460,400 £65,633 1995 2026*

Annual average (mean) sold price in CM23 3, 1995–2026. 2026 is a part year (48 sales so far) — shown greyed. Hover a point to read its value. Source: HM Land Registry Price Paid.

Sold prices on this postcode

DatePriceAddressType
2025-04-04£257,500FLAT 1, ISLAND COURT LONDON ROADFlat
2025-03-28£220,000FLAT 13, ISLAND COURT LONDON ROADFlat
2024-05-03£305,000FLAT 5, ISLAND COURT LONDON ROADFlat
2021-07-22£285,000FLAT 5, ISLAND COURT LONDON ROADFlat
2021-05-17£280,000FLAT 12, ISLAND COURT LONDON ROADFlat
2020-05-29£265,000FLAT 4, ISLAND COURT LONDON ROADFlat
2018-10-30£265,000FLAT 10, ISLAND COURT LONDON ROADFlat
2016-02-09£240,000FLAT 11, ISLAND COURT LONDON ROADFlat
2015-05-29£210,000FLAT 4, ISLAND COURT LONDON ROADFlat
2014-11-20£195,000FLAT 3, ISLAND COURT LONDON ROADFlat
2014-06-27£193,000FLAT 2, ISLAND COURT LONDON ROADFlat
2012-11-14£155,000FLAT 6, ISLAND COURT LONDON ROADFlat
2011-09-12£157,000FLAT 3, ISLAND COURT LONDON ROADFlat
2010-07-26£167,500FLAT 21, ISLAND COURT LONDON ROADFlat
2010-05-27£170,000FLAT 21, ISLAND COURT LONDON ROADFlat
2009-06-18£150,000FLAT 15, ISLAND COURT LONDON ROADFlat
2008-03-07£185,000FLAT 4, ISLAND COURT LONDON ROADFlat
2008-02-08£175,000FLAT 3, ISLAND COURT LONDON ROADFlat
2007-07-26£187,500FLAT 14, ISLAND COURT LONDON ROADFlat
2007-05-02£180,000FLAT 9, ISLAND COURT LONDON ROADFlat
2006-09-08£174,000FLAT 11, ISLAND COURT LONDON ROADFlat
2006-02-23£162,000FLAT 5, ISLAND COURT LONDON ROADFlat
2005-09-27£150,000FLAT 14, ISLAND COURT LONDON ROADFlat
2004-11-17£165,000FLAT 3, ISLAND COURT LONDON ROADFlat
2004-02-16£185,500FLAT 15, ISLAND COURT LONDON ROADFlat
2003-08-12£166,000FLAT 7, ISLAND COURT LONDON ROADFlat
2002-11-08£155,000FLAT 15, ISLAND COURT LONDON ROADFlat
2002-08-23£150,000FLAT 3, ISLAND COURT LONDON ROADFlat
2002-07-25£152,500FLAT 8, ISLAND COURT LONDON ROADFlat
2002-07-19£157,500FLAT 9, ISLAND COURT LONDON ROADFlat
2002-05-17£162,000FLAT 7, ISLAND COURT LONDON ROADFlat
2001-10-12£154,000FLAT 11, ISLAND COURT LONDON ROADFlat
2001-08-06£127,500FLAT 18, ISLAND COURT LONDON ROADFlat
2001-08-03£142,500FLAT 17, ISLAND COURT LONDON ROADFlat
2001-08-03£142,500FLAT 19, ISLAND COURT LONDON ROADFlat
2001-08-03£150,000FLAT 16, ISLAND COURT LONDON ROADFlat
2001-08-03£153,000FLAT 20, ISLAND COURT LONDON ROADFlat
2001-08-03£145,000FLAT 21, ISLAND COURT LONDON ROADFlat
2001-08-02£127,500FLAT 10, ISLAND COURT LONDON ROADFlat
2001-08-02£145,000FLAT 13, ISLAND COURT LONDON ROADFlat
2001-08-02£155,000FLAT 12, ISLAND COURT LONDON ROADFlat
2001-08-02£142,500FLAT 11, ISLAND COURT LONDON ROADFlat
2001-08-02£139,950FLAT 15, ISLAND COURT LONDON ROADFlat
2001-05-31£142,500FLAT 4, ISLAND COURT LONDON ROADFlat
2001-05-31£125,000FLAT 6, ISLAND COURT LONDON ROADFlat
2001-05-31£145,000FLAT 7, ISLAND COURT LONDON ROADFlat
2001-05-31£155,000FLAT 1, ISLAND COURT LONDON ROADFlat
2001-05-31£135,000FLAT 5, ISLAND COURT LONDON ROADFlat
2001-05-25£127,500FLAT 9, ISLAND COURT LONDON ROADFlat
2001-05-25£137,500FLAT 8, ISLAND COURT LONDON ROADFlat

50 recorded sales on CM23 3LE. Source: HM Land Registry Price Paid (© Crown copyright). Shown for this postcode only.

Nearest schools

SchoolDistancePhaseOfsted
Thorn Grove Primary School0.4 miPrimaryReport card →
Thorley Hill Primary School0.4 miPrimaryReport card →
The Hertfordshire & Essex High School and Science College0.5 miSecondaryOutstanding (2023)
St Michael's Church of England Primary School0.7 miPrimaryGood (2019)
Richard Whittington Primary School0.7 miPrimaryReport card →
Hockerill Anglo-European College0.7 miSecondaryGood (2022)

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: HELIX MEDICAL CENTRE (0.4 mi) · SOUTH STREET SURGERY (0.4 mi) · CHURCH STREET PARTNERSHIP (0.7 mi)

Nearest hospitals: HERTS AND ESSEX HOSPITAL (0.4 mi) · HERTS & ESSEX COMMUNITY HOSPITAL (0.4 mi) · HERTFORDSHIRE & ESSEX HOSPITAL (0.4 mi)

Nearest listed buildings: RHODES' BIRTHPLACE MUSEUM (Grade II) (0.2 mi) · SOUTH RANGE OF FORMER MALTHOUSES AT JUNCTION WITH SOUTH STREET (HOPPER ENGINEERING) (Grade II) (0.2 mi) · CENTRAL RANGE OF FORMER MALTHOUSES AT JUNCTION WITH SOUTH STREET (MAURICE AND COMPANY LIMITED) (Grade II) (0.2 mi)

Nearest pharmacies: HOBBS PHARMACY (0.4 mi) · TRINITY PHARMACY (0.4 mi) · BOOTS (0.7 mi)

Nearest stations: Bishops Stortford (0.4 mi) · Stansted Mountfitchet (3.1 mi) · Sawbridgeworth (3.3 mi)

Nearest supermarkets: Co-op Food (0.4 mi) · Aldi (0.4 mi) · M&S Foodhall (0.6 mi)

Straight-line distance from the postcode. Source: NaPTAN (DfT).

Who lives here

Median age
39
One-person households
29%
Households with children
30%
Households
9,691

Owned 61% · Social rent 13% · Private rent 24%

Census 2021 (ONS), for CM23 3.

Recorded crime trend

May 24: 49 crimesJun 24: 39 crimesJul 24: 58 crimesAug 24: 33 crimesSep 24: 29 crimesOct 24: 27 crimesNov 24: 23 crimesDec 24: 28 crimesJan 25: 18 crimesFeb 25: 29 crimesMar 25: 42 crimesApr 25: 24 crimesMay 25: 27 crimesJun 25: 49 crimesJul 25: 36 crimesAug 25: 27 crimesSep 25: 31 crimesOct 25: 31 crimesNov 25: 31 crimesDec 25: 33 crimesJan 26: 34 crimesFeb 26: 29 crimesMar 26: 22 crimesApr 26: 23 crimes Apr 26: 23 crimes 58 18 May 24 Apr 26

Recorded crimes per month in CM23 3 (May 24–Apr 26, average 32/month). Hover a point to read the count. Source: Police.uk street-level data.

Flood risk

Modelled flood risk for CM23 3LE: High — 21 properties here fall in an at-risk band (21 in the significant Medium/High bands).

This is an indicative band for the postcode from the Environment Agency's catchment modelling (rivers and surface water), not a property-specific assessment. A conveyancer will run an official flood search before you buy. 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 DistrictCM23 SectorCM23 3 PostcodeCM23 3LE
Average sold price£505,473£354,250£174,279
Population56,71423,563—
Deprivation decile (1 = most deprived)9/108/10—
Crimes recorded31523—
Schools264—
Flood riskHighHighHigh
Gigabit broadband81%85%0%
Superfast broadband97%100%100%

— = no separate figure is published at that level. Most open data is published down to the sector (CM23 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

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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.