CM11 1SZ
PostcodeA postcode in Basildon 001A, Billericay East ward, Basildon.
This report describes the area around CM11 1SZ, not any one home. Each figure is shown at the level it was published: the postcode, a 1 km square, the neighbourhood or the whole council, as its tag says.
Around CM11 1SZ
- 3 crimes within 500 mAugust, up 200% on JulyBasildon 001A: 22 a year per 1,000 peopleMap point
- Billericay, 2 kmAbout 25 minutes on footExact point
- 1 school within 800 mNearest is 590 m awayExact point
- No property in CM11 1SZ listed at risk of floodingFrom rivers or the sea, with flood defences, in the Environment Agency's assessmentPostcode
- England’s least deprived 10%This neighbourhood, Basildon 001ANeighbourhood
- £367,233 average priceFor the whole of Basildon, July 2026Council
- No GP practices within 1 kmNearest is 1.6 km awayPostcode
- 1 supermarket within 1 kmNearest is 820 m awayExact point
- 66.7% can get gigabit broadband at CM11 1SZSuperfast for 100%. What can be ordered, January 2026Postcode
- Low road and rail noise at CM11 1SZRoad 44 dB, rail under 40 dB or not modelled (Lden, modelled for 2021)Postcode
- Not in a radon Affected AreaUnder 1% of homes in this 1 km square are estimated to be at or above the radon Action Level1 km grid
- 9.8 µg/m³ nitrogen dioxideModelled yearly average for this 1 km square, 20251 km grid
Schools near CM11 1SZ
Within 2 km, nearest first| School | Distance | Latest Ofsted outcome |
|---|---|---|
| Mayflower High School Secondary. Attainment 8 of 48.1 (2025/26, provisional) | 590 m 7 minutes on foot | Report card, December 2025: safeguarding met |
| Buttsbury Primary School Primary. 79% met the expected standard at KS2 (2024/25) | 1.1 km 13 minutes on foot | Report card, March 2026: safeguarding met |
| Ramsden Hall Academy Special | 1.4 km 17 minutes on foot | Good (overall), October 2022 |
| St John's School Independent | 1.4 km 18 minutes on foot | Not in Ofsted's state-funded schools file |
Distances are in a straight line. Councils and schools set catchments and admissions, which Open Index doesn’t map: the council’s schools pages. Ofsted outcomes are as published, each with its date; grades under different frameworks can’t be compared.
Recent sales near CM11 1SZ
Latest sale at each postcode- £810,000Broome Road, CM11 1ESSeptember 2025, detached, established, freehold50 m
- £965,000Potash Road, CM11 1HHJune 2026, detached, established, freehold100 m
- £1,125,000Meade Road, CM11 1DEAugust 2025, detached, established, freehold120 m
- £740,000Bridleway, CM11 1DPJune 2024, detached, established, freehold120 m
- £407,500Talisman Walk, CM11 1EEJune 2024, semi-detached, established, freehold200 m
- £780,000Smythe Close, CM11 1SFSeptember 2023, detached, established, freehold210 m
- £785,000Martingale Road, CM11 1SGMay 2026, detached, established, freehold220 m
- £420,000Hollyford, CM11 1EFOctober 2023, semi-detached, established, freehold240 m
HM Land Registry sales at nearby postcodes, by street and postcode only, never a house number. Sales take weeks to be registered. Every sale on the map
Within 1 km of CM11 1SZ
In a straight lineSupermarkets
- Co-op BillericayThe Co-operative Group820 m
The neighbourhood: Basildon 001A
Everything about Basildon 001AThe postcode district: CM11
Everything about CM11Your MP
- Mr Richard HoldenConservativeMP for Basildon and Billericay
As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.
Where these figures come from
- Street-level crimeAugust 2026Map point
- Rail and Tube stations2024/25Exact point
- SchoolsExact point
- Flood risk by postcodeJune 2026Postcode
- English Indices of Deprivation 20252025Neighbourhood
- Average house priceJuly 2026Council
- GP practicesPostcode
- SupermarketsExact point
- Broadband by postcodeJanuary 2026Postcode
- Road and rail noise by postcode2021Postcode
- Radon potential1 km grid
- Nitrogen dioxide (NO2)20251 km grid
Counts, distances and walking times are worked out by Open Index from each layer’s published points and outlines, in a straight line from the postcode’s centre. Street names © OpenStreetMap contributors.