Postcode sector · CM20 3

Chelmsford CM20 3 area guide

196 postcodes · 196 postcodes

Is Chelmsford CM20 3 a good place to live?

In Chelmsford (CM20 3), recorded crime is 53% above the national average, homes sell for around £305,423 on average, there are 5 schools in the area (1 of 1 Ofsted-rated Good or Outstanding), flood risk from rivers and the sea is none, and it ranks as close to the national average for deprivation (deprivation decile 4/10, 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 3

Chelmsford CM20 3 has no significant flood risk from rivers or the sea; none of its ~6,414 assessed properties fall in a modelled rivers-and-sea flood zone.

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: £56,518 (96 sales)1996: £54,875 (97 sales)1997: £55,025 (112 sales)1998: £57,937 (115 sales)1999: £65,839 (157 sales)2000: £75,651 (128 sales)2001: £90,167 (150 sales)2002: £110,260 (169 sales)2003: £121,465 (178 sales)2004: £140,918 (154 sales)2005: £135,779 (140 sales)2006: £145,302 (177 sales)2007: £167,707 (200 sales)2008: £158,522 (78 sales)2009: £141,712 (90 sales)2010: £156,727 (75 sales)2011: £161,919 (78 sales)2012: £162,177 (85 sales)2013: £159,039 (101 sales)2014: £175,840 (139 sales)2015: £210,694 (142 sales)2016: £235,685 (127 sales)2017: £258,844 (125 sales)2018: £273,492 (132 sales)2019: £268,723 (101 sales)2020: £261,525 (91 sales)2021: £282,829 (149 sales)2022: £300,352 (128 sales)2023: £298,796 (95 sales)2024: £305,423 (128 sales)2025: £303,925 (107 sales)2026: £326,000 (26 sales) 2026: £326,000 (26 sales) — part year so far £326,000 £54,875 1995 2026*

Annual average (mean) sold price in CM20 3, 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.

Recorded crime trend

May 24: 81 crimesJun 24: 92 crimesJul 24: 85 crimesAug 24: 97 crimesSep 24: 76 crimesOct 24: 78 crimesNov 24: 79 crimesDec 24: 83 crimesJan 25: 90 crimesFeb 25: 86 crimesMar 25: 84 crimesApr 25: 78 crimesMay 25: 97 crimesJun 25: 99 crimesJul 25: 101 crimesAug 25: 91 crimesSep 25: 127 crimesOct 25: 108 crimesNov 25: 79 crimesDec 25: 75 crimesJan 26: 85 crimesFeb 26: 115 crimesMar 26: 116 crimesApr 26: 80 crimes Apr 26: 80 crimes 127 75 May 24 Apr 26

Recorded crimes per month in CM20 3 (May 24–Apr 26, average 91/month). Hover a point to read the count. Source: Police.uk street-level data.

Who lives here

Median age
36
One-person households
33%
Households with children
32%
Households
7,370

Owned 40% · Social rent 38% · Private rent 20%

Census 2021 (ONS), for CM20 3.

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Chelmsford CM20 3: frequently asked questions

Is Chelmsford CM20 3 a good place to live?

In Chelmsford (CM20 3), recorded crime is 53% above the national average, homes sell for around £305,423 on average, there are 5 schools in the area (1 of 1 Ofsted-rated Good or Outstanding), flood risk from rivers and the sea is none, and it ranks as close to the national average for deprivation (deprivation decile 4/10, where 1 is most deprived).

What is the crime rate in Chelmsford CM20 3?

Recorded crime in Chelmsford CM20 3 runs at 408.2 per 1,000 properties, 53% above the national average (Police.uk, 2026-04).

Is Chelmsford CM20 3 safe?

Crime in Chelmsford CM20 3 is above the national average. Recorded crime in Chelmsford CM20 3 runs at 408.2 per 1,000 properties, 53% above the national average (Police.uk, 2026-04).

How much are house prices in Chelmsford CM20 3?

Homes in Chelmsford CM20 3 sell for around £305,423 on average, based on 128 recorded sales (HM Land Registry).

Is Chelmsford CM20 3 at risk of flooding?

Chelmsford CM20 3 has no significant flood risk from rivers or the sea; none of its ~6,414 assessed properties fall in a modelled rivers-and-sea flood zone.

How many schools are there in Chelmsford CM20 3?

There are 5 schools in Chelmsford CM20 3 (3 primary, 1 secondary), per the DfE Get Information about Schools register.

Are the schools in Chelmsford CM20 3 any good?

Of the 1 Ofsted-rated schools in Chelmsford CM20 3, 1 (100%) are rated Good or Outstanding (Ofsted).

Is Chelmsford CM20 3 a deprived area?

Chelmsford CM20 3 sits in deprivation decile 4 of 10 (1 = most deprived), making it around the national average for England (English Indices of Deprivation, ONS).