Postcode sector · CM20 1

Chelmsford CM20 1 area guide

162 postcodes · 162 postcodes

Is Chelmsford CM20 1 a good place to live?

In Chelmsford (CM20 1), recorded crime is 73% above the national average, homes sell for around £312,703 on average, there are 2 schools in the area, flood risk from rivers and the sea is high, and it ranks as a more deprived area than most (deprivation decile 3/10, where 1 is most deprived).

Official UK open data · crime to 2026-04 · HM Land Registry, Police.uk, Environment Agency, GIAS/Ofsted, ONS 2021. Free to browse.

Flood risk in Chelmsford CM20 1

Flood risk from rivers and the sea in Chelmsford CM20 1 is rated high. Around 0.0% of properties (1 of 5,347) sit in a modelled flood zone, of which 1 are at significant risk.

Source: Environment Agency, Risk of Flooding from Rivers and Sea, updated 2026-06-27. Surface-water and groundwater flooding are modelled separately and are not included here. Commission an official flood search before purchase.

Sold-price trend (1995–2026)

1995: £55,667 (49 sales)1996: £47,590 (50 sales)1997: £59,795 (105 sales)1998: £56,227 (84 sales)1999: £61,810 (260 sales)2000: £77,841 (104 sales)2001: £86,380 (124 sales)2002: £107,376 (104 sales)2003: £118,465 (117 sales)2004: £128,252 (116 sales)2005: £150,252 (115 sales)2006: £143,524 (98 sales)2007: £175,369 (150 sales)2008: £171,522 (160 sales)2009: £143,915 (109 sales)2010: £182,566 (91 sales)2011: £177,751 (83 sales)2012: £167,794 (67 sales)2013: £197,584 (98 sales)2014: £207,117 (138 sales)2015: £214,595 (115 sales)2016: £348,095 (123 sales)2017: £360,863 (90 sales)2018: £496,089 (99 sales)2019: £266,841 (78 sales)2020: £308,209 (71 sales)2021: £325,408 (120 sales)2022: £328,763 (92 sales)2023: £269,469 (191 sales)2024: £312,703 (99 sales)2025: £430,423 (98 sales)2026: £237,786 (14 sales) 2026: £237,786 (14 sales) — part year so far £496,089 £47,590 1995 2026*

Annual average (mean) sold price in CM20 1, 1995–2026. 2026 is a part year (14 sales so far) — shown greyed. Hover a point to read its value. Source: HM Land Registry Price Paid.

Recorded crime trend

May 24: 69 crimesJun 24: 77 crimesJul 24: 95 crimesAug 24: 75 crimesSep 24: 87 crimesOct 24: 85 crimesNov 24: 76 crimesDec 24: 96 crimesJan 25: 79 crimesFeb 25: 55 crimesMar 25: 88 crimesApr 25: 71 crimesMay 25: 93 crimesJun 25: 94 crimesJul 25: 81 crimesAug 25: 60 crimesSep 25: 76 crimesOct 25: 61 crimesNov 25: 89 crimesDec 25: 77 crimesJan 26: 81 crimesFeb 26: 74 crimesMar 26: 75 crimesApr 26: 75 crimes Apr 26: 75 crimes 96 55 May 24 Apr 26

Recorded crimes per month in CM20 1 (May 24–Apr 26, average 79/month). Hover a point to read the count. Source: Police.uk street-level data.

Who lives here

Median age
35
One-person households
30%
Households with children
36%
Households
5,842

Owned 40% · Social rent 36% · Private rent 23%

Census 2021 (ONS), for CM20 1.

Browse postcodes

Nearby areas

Chelmsford CM20 1: frequently asked questions

Is Chelmsford CM20 1 a good place to live?

In Chelmsford (CM20 1), recorded crime is 73% above the national average, homes sell for around £312,703 on average, there are 2 schools in the area, flood risk from rivers and the sea is high, and it ranks as a more deprived area than most (deprivation decile 3/10, where 1 is most deprived).

What is the crime rate in Chelmsford CM20 1?

Recorded crime in Chelmsford CM20 1 runs at 463.0 per 1,000 properties, 73% above the national average (Police.uk, 2026-04).

Is Chelmsford CM20 1 safe?

Crime in Chelmsford CM20 1 is above the national average. Recorded crime in Chelmsford CM20 1 runs at 463.0 per 1,000 properties, 73% above the national average (Police.uk, 2026-04).

How much are house prices in Chelmsford CM20 1?

Homes in Chelmsford CM20 1 sell for around £312,703 on average, based on 99 recorded sales (HM Land Registry).

Is Chelmsford CM20 1 at risk of flooding?

Flood risk from rivers and the sea in Chelmsford CM20 1 is rated high. Around 0.0% of properties (1 of 5,347) sit in a modelled flood zone, of which 1 are at significant risk.

How many schools are there in Chelmsford CM20 1?

There are 2 schools in Chelmsford CM20 1 (2 primary, 0 secondary), per the DfE Get Information about Schools register.

Is Chelmsford CM20 1 a deprived area?

Chelmsford CM20 1 sits in deprivation decile 3 of 10 (1 = most deprived), making it more deprived than most areas in England (English Indices of Deprivation, ONS).