CM1 1GS
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Property report — CM1 1GS
Open-data due diligence for CM1 1GS and the area around it.
CM1 1GS in brief: 133 recorded sales (£135,000–£595,000) · no modelled flood risk · 6 schools nearby.
What scope is each figure? Sold sales, broadband and flood risk are for CM1 1GS itself. Where open data isn't published that finely (population, crime, schools), we show the CM1 1 sector — each figure below is tagged with its scope.
Avg sold price
£361,701
Population
18,320
Crimes recorded
320
Schools
3
Flood risk
None modelled
Gigabit broadband
83%
Sold-price trend (1995–2026)
Annual sold price in CM1 1, 1995–2026 — mean (blue) and median (terracotta). The median is the typical sale; a wide gap to the mean means a few high-value sales pull the average up. 2026 is a part year (35 sales so far). Hover a point for both figures. Source: HM Land Registry Price Paid.
Sold prices on this postcode
| Date | Price | Address | Type |
|---|---|---|---|
| 2026-03-20 | £265,000 | 65, KINGS TOWER MARCONI PLAZA | Flat |
| 2025-08-22 | £205,000 | 23, KINGS TOWER MARCONI PLAZA | Flat |
| 2024-07-19 | £175,000 | 95, KINGS TOWER MARCONI PLAZA | Flat |
| 2023-12-15 | £230,000 | 41, KINGS TOWER MARCONI PLAZA | Flat |
| 2020-08-28 | £285,000 | 55, KINGS TOWER MARCONI PLAZA | Flat |
| 2019-10-11 | £255,000 | 32, KINGS TOWER MARCONI PLAZA | Flat |
| 2019-08-20 | £290,000 | 11, KINGS TOWER MARCONI PLAZA | Flat |
| 2019-03-15 | £305,000 | 42, KINGS TOWER MARCONI PLAZA | Flat |
| 2018-11-30 | £220,000 | 18, KINGS TOWER MARCONI PLAZA | Flat |
| 2018-05-25 | £318,000 | 51, KINGS TOWER MARCONI PLAZA | Flat |
| 2018-04-27 | £225,000 | 28, KINGS TOWER MARCONI PLAZA | Flat |
| 2017-11-30 | £310,000 | 35, KINGS TOWER MARCONI PLAZA | Flat |
| 2017-11-17 | £318,000 | 25, KINGS TOWER MARCONI PLAZA | Flat |
| 2017-11-10 | £202,500 | 24, KINGS TOWER MARCONI PLAZA | Flat |
| 2017-09-22 | £315,000 | 91, KINGS TOWER MARCONI PLAZA | Flat |
| 2017-09-01 | £595,000 | 103, KINGS TOWER MARCONI PLAZA | Flat |
| 2017-05-05 | £285,000 | 17, KINGS TOWER MARCONI PLAZA | Flat |
| 2017-04-27 | £272,450 | 41, KINGS TOWER MARCONI PLAZA | Flat |
| 2017-03-28 | £305,000 | 45, KINGS TOWER MARCONI PLAZA | Flat |
| 2017-02-28 | £220,000 | 38, KINGS TOWER MARCONI PLAZA | Flat |
| 2016-11-25 | £300,000 | 15, KINGS TOWER MARCONI PLAZA | Flat |
| 2016-11-23 | £210,000 | 44, KINGS TOWER MARCONI PLAZA | Flat |
| 2016-08-05 | £272,500 | 13, KINGS TOWER MARCONI PLAZA | Flat |
| 2016-03-31 | £280,000 | 21, KINGS TOWER MARCONI PLAZA | Flat |
| 2016-03-24 | £265,000 | 81, KINGS TOWER MARCONI PLAZA | Flat |
| 2015-12-21 | £282,000 | 66, KINGS TOWER MARCONI PLAZA | Flat |
| 2015-11-20 | £178,000 | 28, KINGS TOWER MARCONI PLAZA | Flat |
| 2015-08-10 | £295,000 | 93, KINGS TOWER MARCONI PLAZA | Flat |
| 2015-07-09 | £185,000 | 84, KINGS TOWER MARCONI PLAZA | Flat |
| 2015-06-26 | £273,000 | 43, KINGS TOWER MARCONI PLAZA | Flat |
| 2015-04-07 | £195,000 | 98, KINGS TOWER MARCONI PLAZA | Flat |
| 2014-12-03 | £250,000 | 75, KINGS TOWER MARCONI PLAZA | Flat |
| 2014-10-31 | £189,000 | 74, KINGS TOWER MARCONI PLAZA | Flat |
| 2014-10-20 | £192,000 | 14, KINGS TOWER MARCONI PLAZA | Flat |
| 2014-10-17 | £180,000 | 54, KINGS TOWER MARCONI PLAZA | Flat |
| 2014-08-27 | £250,000 | 65, KINGS TOWER MARCONI PLAZA | Flat |
| 2014-07-21 | £230,000 | 97, KINGS TOWER MARCONI PLAZA | Flat |
| 2014-06-30 | £240,000 | 15, KINGS TOWER MARCONI PLAZA | Flat |
| 2014-05-30 | £237,000 | 31, KINGS TOWER MARCONI PLAZA | Flat |
| 2014-04-11 | £242,500 | 13, KINGS TOWER MARCONI PLAZA | Flat |
| 2014-02-14 | £242,500 | 11, KINGS TOWER MARCONI PLAZA | Flat |
| 2013-12-13 | £230,000 | 46, KINGS TOWER MARCONI PLAZA | Flat |
| 2013-12-05 | £239,995 | 17, KINGS TOWER MARCONI PLAZA | Flat |
| 2013-10-15 | £234,000 | 27, KINGS TOWER MARCONI PLAZA | Flat |
| 2013-04-23 | £212,500 | 87, KINGS TOWER MARCONI PLAZA | Flat |
| 2013-02-13 | £225,000 | 35, KINGS TOWER MARCONI PLAZA | Flat |
| 2012-10-30 | £250,000 | 92, KINGS TOWER MARCONI PLAZA | Flat |
| 2012-07-27 | £220,000 | 67, KINGS TOWER MARCONI PLAZA | Flat |
| 2011-09-30 | £220,000 | 63, KINGS TOWER MARCONI PLAZA | Flat |
| 2011-04-18 | £249,995 | 56, KINGS TOWER MARCONI PLAZA | Flat |
| 2011-04-11 | £190,000 | 48, KINGS TOWER MARCONI PLAZA | Flat |
| 2010-10-15 | £240,000 | 43, KINGS TOWER MARCONI PLAZA | Flat |
| 2010-03-26 | £180,000 | 36, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-10-16 | £225,000 | 76, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-09-11 | £360,000 | 104, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-05-06 | £350,000 | 105, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-04-17 | £165,000 | 77, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-03-26 | £175,000 | 97, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-03-11 | £175,000 | 67, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-02-27 | £165,995 | 53, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-02-27 | £172,000 | 57, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-02-27 | £175,000 | 87, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-02-26 | £174,995 | 61, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-02-24 | £155,000 | 47, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-02-12 | £150,000 | 41, KINGS TOWER MARCONI PLAZA | Flat |
| 2009-01-23 | £350,000 | 103, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-23 | £175,000 | 63, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-22 | £172,000 | 71, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-19 | £214,995 | 22, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-19 | £230,000 | 104, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-19 | £230,000 | 105, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-19 | £230,000 | 103, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-19 | £230,000 | 101, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-19 | £175,000 | 12, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-19 | £230,000 | 102, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-12 | £180,000 | 56, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-09 | £195,000 | 26, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-12-08 | £195,000 | 36, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-11-27 | £219,000 | 46, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-11-27 | £180,000 | 83, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-11-21 | £236,000 | 76, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-11-20 | £227,500 | 33, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-10-24 | £220,000 | 23, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-10-23 | £135,000 | 64, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-10-23 | £135,000 | 94, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-09-29 | £210,000 | 51, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-09-26 | £242,100 | 85, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-09-26 | £212,495 | 75, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-09-26 | £207,495 | 65, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-09-26 | £168,425 | 84, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-08-29 | £179,995 | 74, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-08-22 | £247,000 | 81, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-06-30 | £235,000 | 35, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-06-27 | £169,995 | 54, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-06-27 | £265,000 | 32, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-06-27 | £213,000 | FLAT 78, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-05-29 | £215,000 | FLAT 68, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-05-09 | £250,000 | FLAT 16, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-05-09 | £190,000 | FLAT 34, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-05-02 | £180,000 | FLAT 14, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-05-02 | £200,000 | FLAT 24, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-04-25 | £225,000 | FLAT 88, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-04-25 | £209,995 | FLAT 44, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-04-25 | £249,995 | FLAT 21, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-04-10 | £209,995 | FLAT 18, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-03-28 | £249,995 | FLAT 45, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-03-28 | £247,995 | FLAT 27, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-03-27 | £245,995 | FLAT 17, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-02-29 | £284,576 | FLAT 66, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-02-29 | £247,995 | FLAT 25, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-02-28 | £245,995 | FLAT 15, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-02-28 | £325,995 | FLAT 42, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-02-22 | £249,000 | FLAT 37, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-01-11 | £318,000 | 96, KINGS TOWER MARCONI PLAZA | Flat |
| 2008-01-11 | £308,000 | FLAT 95, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-21 | £247,700 | FLAT 98, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-21 | £300,000 | FLAT 86, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-21 | £330,000 | FLAT 82, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-20 | £320,000 | FLAT 62, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-20 | £335,000 | FLAT 92, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-20 | £192,500 | FLAT 48, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-18 | £315,000 | FLAT 52, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-18 | £195,000 | FLAT 28, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-14 | £201,000 | FLAT 38, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-14 | £320,000 | FLAT 72, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-12-07 | £215,000 | FLAT 58, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-11-30 | £265,000 | FLAT 31, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-11-30 | £265,000 | FLAT 11, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-11-30 | £290,000 | FLAT 91, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-11-30 | £270,000 | FLAT 43, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-11-30 | £300,000 | FLAT 93, KINGS TOWER MARCONI PLAZA | Flat |
| 2007-11-30 | £270,000 | FLAT 55, KINGS TOWER MARCONI PLAZA | Flat |
| 2006-06-27 | £222,500 | FLAT 13, KINGS TOWER MARCONI PLAZA | Flat |
133 recorded sales on CM1 1GS. Source: HM Land Registry Price Paid (© Crown copyright). Shown for this postcode only.
Nearest schools
| School | Distance | Phase | Ofsted |
|---|---|---|---|
| King Edward VI Grammar School, Chelmsford | 0.3 mi | Secondary | Outstanding (2021) |
| Maltese Road Primary School | 0.4 mi | Primary | Report card → |
| The Cathedral Church of England Voluntary Aided Primary School, Chelmsford | 0.4 mi | Primary | Good (2021) |
| Our Lady Immaculate Catholic Primary School | 0.5 mi | Primary | Report card → |
| Chelmsford County High School for Girls | 0.5 mi | Secondary | Outstanding (2024) |
| Kings Road Primary School | 0.7 mi | Primary | Good (2020) |
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: RIVERMEAD GATE MED.CTR. (0.5 mi) · BEAUCHAMP HOUSE (0.6 mi) · WHITLEY HOUSE SURGERY (0.8 mi)
Nearest hospitals: CHELMSFORD & ESSEX HOSPITAL (0.4 mi) · THE CHELMSFORD PRIVATE DAY SURGERY HOSPITAL (0.4 mi) · MEDTEL HOSPITAL (0.4 mi)
Nearest listed buildings: WAR MEMORIAL TO THE FRONT (NORTH) OF CIVIC CENTRE (Grade II) (0.1 mi) · LAW LIBRARY (Grade II) (0.1 mi) · COVAL HALL (Grade II) (0.2 mi)
Nearest pharmacies: BOOTS (0.3 mi) · RIVERMEAD PHARMACY (0.5 mi) · SHANTYS (0.6 mi)
Nearest stations: Chelmsford (0.1 mi) · Beaulieu Park (2.7 mi) · Ingatestone (5.9 mi)
Nearest supermarkets: Home Foods Grocery (0.1 mi) · Co-op Food (0.1 mi) · Co-op Food (0.1 mi)
Straight-line distance from the postcode. Source: NaPTAN (DfT).
Who lives here
- Median age
- 34
- One-person households
- 38%
- Households with children
- 24%
- Households
- 8,173
Owned 48% · Social rent 15% · Private rent 35%
Census 2021 (ONS), for CM1 1.
Recorded crime trend
Recorded crimes per month in CM1 1 (May 24–Apr 26, average 278/month). Hover a point to read the count. Source: Police.uk street-level data.
Flood risk
No modelled flood risk is recorded for CM1 1GS 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 | DistrictCM1 | SectorCM1 1 | PostcodeCM1 1GS |
|---|---|---|---|
| Average sold price | £419,988 | £361,701 | £238,618 |
| Population | 89,958 | 18,320 | — |
| Deprivation decile (1 = most deprived) | 7/10 | 5/10 | — |
| Crimes recorded | 664 | 320 | — |
| Schools | 33 | 3 | — |
| Flood risk | High | High | Low |
| Gigabit broadband | 92% | 83% | 100% |
| Superfast broadband | 97% | 93% | 100% |
— = no separate figure is published at that level. Most open data is published down to the sector (CM1 1); 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 1 July 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.