Chelmsford CM23 1 area guide
136 postcodes · 136 postcodes
Is Chelmsford CM23 1 a good place to live?
In Chelmsford (CM23 1), recorded crime is 95% below the national average, homes sell for around £644,521 on average, there are 3 schools in the area, flood risk from rivers and the sea is high, and it ranks as close to the national average for deprivation (deprivation decile 7/10, 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.
Avg sold price
£644,521
Population
8,199
Recorded crime
14.7
Schools
3
Broadband
76%
Flood risk
High
Flood risk in Chelmsford CM23 1
Flood risk from rivers and the sea in Chelmsford CM23 1 is rated high. Around 3.2% of properties (48 of 1,515) sit in a modelled flood zone, of which 6 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)
Annual average (mean) sold price in CM23 1, 1995–2026. 2026 is a part year (5 sales so far) — shown greyed. Hover a point to read its value. Source: HM Land Registry Price Paid.
Recorded crime trend
Recorded crimes per month in CM23 1 (May 24–Apr 26, average 2/month). Hover a point to read the count. Source: Police.uk street-level data.
Who lives here
- Median age
- 42
- One-person households
- 23%
- Households with children
- 34%
- Households
- 3,061
Owned 72% · Social rent 11% · Private rent 14%
Census 2021 (ONS), for CM23 1.
Browse postcodes
- CM23 1AA
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Nearby areas
Chelmsford CM23 1: frequently asked questions
Is Chelmsford CM23 1 a good place to live?
In Chelmsford (CM23 1), recorded crime is 95% below the national average, homes sell for around £644,521 on average, there are 3 schools in the area, flood risk from rivers and the sea is high, and it ranks as close to the national average for deprivation (deprivation decile 7/10, where 1 is most deprived).
What is the crime rate in Chelmsford CM23 1?
Recorded crime in Chelmsford CM23 1 runs at 14.7 per 1,000 properties, 95% below the national average (Police.uk, 2026-04).
Is Chelmsford CM23 1 safe?
Crime in Chelmsford CM23 1 is below the national average. Recorded crime in Chelmsford CM23 1 runs at 14.7 per 1,000 properties, 95% below the national average (Police.uk, 2026-04).
How much are house prices in Chelmsford CM23 1?
Homes in Chelmsford CM23 1 sell for around £644,521 on average, based on 53 recorded sales (HM Land Registry).
Is Chelmsford CM23 1 at risk of flooding?
Flood risk from rivers and the sea in Chelmsford CM23 1 is rated high. Around 3.2% of properties (48 of 1,515) sit in a modelled flood zone, of which 6 are at significant risk.
How many schools are there in Chelmsford CM23 1?
There are 3 schools in Chelmsford CM23 1 (3 primary, 0 secondary), per the DfE Get Information about Schools register.
Is Chelmsford CM23 1 a deprived area?
Chelmsford CM23 1 sits in deprivation decile 7 of 10 (1 = most deprived), making it around the national average for England (English Indices of Deprivation, ONS).