# RM20

Postcode district covering West Thurrock and South Stifford, in Thurrock.

RM20 is a postcode district covering West Thurrock and South Stifford, in Thurrock. Median sale price £297,000 in 2025. Recorded crime 333.1 per 1,000 people.

Postcode district. Code RM20. In: [Postcodes](https://openindex.co.uk/postcode) › [RM](https://openindex.co.uk/postcode/rm)

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an RM20 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £297,000** (2025). The median price paid for a home in RM20 was £297,000 in 2025. Joint 1,108th most expensive of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026. https://openindex.co.uk/postcode/rm20#f-house-sales-median-price
- **Population: 7,475** (2021). RM20 had 7,475 usual residents at the census (ONS Census 2021). 596th least populated of 2,756. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026. https://openindex.co.uk/postcode/rm20#f-population
- **People in radon Affected Area squares: 93%** (2022). About 93% of people in RM20 live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022. https://openindex.co.uk/postcode/rm20#f-radon-affected-share
- **Gigabit broadband coverage: 93.2%** (January 2026). In RM20, 93.2% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026. https://openindex.co.uk/postcode/rm20#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=RM20) (Worked out by Open Index · 2022): About 93% of people in RM20 live in a 1 km square that the radon atlas marks as a radon Affected Area.
- [Sales per year by postcode district](https://openindex.co.uk/map/house-sales-per-year?place=RM20) (Worked out by Open Index · 2025): 95 homes were sold in RM20 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=RM20) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for RM20.
- [Population by postcode district](https://openindex.co.uk/map/population?place=RM20) (Census 2021, England and Wales): RM20 had 7,475 usual residents at the census.

## How RM20 compares

Each postcode district against every other postcode district the measure covers.

| Measure | RM20 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £297,000 | 2nd cheapest | 20 postcode districts, RM · 2025 |
| Population | 7,475 | 3rd least populated | 20 postcode districts, RM · 2021 |
| People in radon Affected Area squares | 93% | 2nd most people in radon Affected Areas | 20 postcode districts, RM · 2022 |
| Gigabit broadband coverage | 93.2% | 9th highest | 20 postcode districts, RM · Jan 2026 |

## Is RM20 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in RM20 at a rate of 333.1 per 1,000 people.
That compares with 94.6 per 1,000 people across the RM postcode area.
In August 2026 alone, 249 cases of crime and anti-social behaviour were recorded in RM20.
In the 12 months to August 2026, the most common types were shoplifting (844), violence and sexual offences (509) and other crime (408).
A year earlier, the recorded crime rate in RM20 was 311.7 per 1,000 people.
Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.
Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

## Deprivation in RM20, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so RM20 has no single figure. Of its 3 neighbourhoods with a rank:
- Decile 4: 2 neighbourhoods
- Decile 6: 1 neighbourhood

Source: English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

## Neighbourhoods in RM20

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [Thurrock 022A](https://openindex.co.uk/thurrock/neighbourhood/e01016011) | 1,793 | 661.3 per 1,000 | 4 | 97.4% |
| [Thurrock 022B](https://openindex.co.uk/thurrock/neighbourhood/e01016015) | 2,677 | 53.6 per 1,000 | 6 | 91.6% |
| [Thurrock 022D](https://openindex.co.uk/thurrock/neighbourhood/e01034371) | 2,114 | 152.0 per 1,000 | 4 | 89.9% |

## Your MP

- [Thurrock](https://openindex.co.uk/constituency/thurrock): Jen Craft (Labour), MP since July 2024.

As of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

## Middle areas in RM20

[West Thurrock](https://openindex.co.uk/thurrock/west-thurrock)

## Postcode sectors in RM20

[RM20 1 (3 postcodes)](https://openindex.co.uk/postcode/rm20-1), [RM20 2 (12 postcodes)](https://openindex.co.uk/postcode/rm20-2), [RM20 3 (88 postcodes)](https://openindex.co.uk/postcode/rm20-3), [RM20 4 (58 postcodes)](https://openindex.co.uk/postcode/rm20-4)

## Council

[Thurrock](https://openindex.co.uk/thurrock)

## Towns in RM20

[Chafford Hundred and West Thurrock](https://openindex.co.uk/town/chafford-hundred-and-west-thurrock)

## Postcode districts next to RM20

[RM15](https://openindex.co.uk/postcode/rm15), [RM16](https://openindex.co.uk/postcode/rm16), [RM17](https://openindex.co.uk/postcode/rm17), [RM19](https://openindex.co.uk/postcode/rm19)

## Nearest rail stations

[Chafford Hundred Lakeside (1.4 km from the middle)](https://openindex.co.uk/map/rail-stations?around=0.2874,51.4856), [Greenhithe for Bluewater (2.6 km from the middle)](https://openindex.co.uk/map/rail-stations?around=0.2803,51.4504), [Stone Crossing (2.7 km from the middle)](https://openindex.co.uk/map/rail-stations?around=0.2638,51.4513), [Grays (2.9 km from the middle)](https://openindex.co.uk/map/rail-stations?around=0.3218,51.4763)

## More in the RM postcode area

[All RM postcode districts](https://openindex.co.uk/postcode/rm), [Every UK postcode area](https://openindex.co.uk/postcode)

## RM20 in brief

RM20 is a postcode district covering West Thurrock and South Stifford, in Thurrock.
About 7,934 people lived in RM20 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £297,000 in 2025 across 95 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 333.1 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in RM20 was £297,000 in 2025.
RM20 had 7,475 usual residents at the census.
About 93% of people in RM20 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In RM20, 93.2% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: RM20
- Postcode area: [RM](https://openindex.co.uk/postcode/rm)
- Constituency: [Thurrock †](https://openindex.co.uk/constituency/thurrock)
- Council: [Thurrock †](https://openindex.co.uk/thurrock)
- Area: 6.61 km²
- People, mid-2024: 7,934*
- Neighbourhoods: 3
- Output areas: 21

* People: worked out by Open Index from neighbourhood estimates, shared out by where people lived at the census (by area in Northern Ireland). This area's edges do not follow neighbourhood edges, so the figure is close but not exact.
† Best fit: the constituency, council, region and nation this postcode district mostly lies in. Its edges do not follow theirs.

## Next door

[RM19](https://openindex.co.uk/postcode/rm19), [RM16](https://openindex.co.uk/postcode/rm16), [RM15](https://openindex.co.uk/postcode/rm15), [RM17](https://openindex.co.uk/postcode/rm17)

## Latest updates for RM20

- August 2026 house prices published: HM Land Registry and partners · Oct 2026.
- September 2026 rent published: ONS private rents · Oct 2026.
- Dental practices updated: NHS England · Oct 2026.
- Schools updated: Ofsted · Oct 2026.

The same figures as JSON: https://openindex.co.uk/v1/places/RM20

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/rm20, or to one figure with its anchor, https://openindex.co.uk/postcode/rm20#f-house-sales-median-price.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.9. The HTML page: https://openindex.co.uk/postcode/rm20