# RG18

Postcode district covering Thatcham, in West Berkshire.

RG18 is a postcode district covering Thatcham, in West Berkshire. Median sale price £440,375 in 2025. Recorded crime 45.6 per 1,000 people. About 20,192 people.

Postcode district. Code RG18. In: [Postcodes](https://openindex.co.uk/postcode) › [RG](https://openindex.co.uk/postcode/rg)

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 RG18 postcode. [How census figures are added up](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £440,375** (2025). The median price paid for a home in RG18 was £440,375 in 2025. 461st 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/rg18#f-house-sales-median-price
- **Population: 20,215** (2021). RG18 had 20,215 usual residents at the census (ONS Census 2021). 1,310th 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/rg18#f-population
- **People in radon Affected Area squares: 10%** (2022). About 10% of people in RG18 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/rg18#f-radon-affected-share
- **Gigabit broadband coverage: 95.4%** (January 2026). In RG18, 95.4% 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/rg18#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=RG18) (Worked out by Open Index · 2022): About 10% of people in RG18 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=RG18) (Worked out by Open Index · 2025): 266 homes were sold in RG18 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=RG18) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for RG18.
- [Population by postcode district](https://openindex.co.uk/map/population?place=RG18) (Census 2021, England and Wales): RG18 had 20,215 usual residents at the census.

## How RG18 compares

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

| Measure | RG18 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £440,375 | 15th cheapest | 30 postcode districts, RG · 2025 |
| Population | 20,215 | 11th least populated | 30 postcode districts, RG · 2021 |
| People in radon Affected Area squares | 10% | 9th fewest people in radon Affected Areas | 30 postcode districts, RG · 2022 |
| Gigabit broadband coverage | 95.4% | 8th highest | 30 postcode districts, RG · Jan 2026 |

## Is RG18 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in RG18 at a rate of 45.6 per 1,000 people.
That compares with 71.0 per 1,000 people across the RG postcode area.
In August 2026 alone, 67 cases of crime and anti-social behaviour were recorded in RG18.
In the 12 months to August 2026, the most common types were violence and sexual offences (357), anti-social behaviour (172) and other crime (161).
A year earlier, the recorded crime rate in RG18 was 46.9 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 RG18, neighbourhood by neighbourhood

- Deprivation is ranked by neighbourhood, so RG18 has no single figure. Of its 11 neighbourhoods with a rank:
- Decile 3: 1 neighbourhood
- Decile 6: 3 neighbourhoods
- Decile 7: 1 neighbourhood
- Decile 9: 2 neighbourhoods
- Decile 10 (England’s least deprived 10%): 4 neighbourhoods

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

## Neighbourhoods in RG18

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [West Berkshire 007A](https://openindex.co.uk/west-berkshire/neighbourhood/e01016263) | 2,415 | 31.3 per 1,000 | 9 | 94.5% |
| [West Berkshire 007D](https://openindex.co.uk/west-berkshire/neighbourhood/e01016284) | 1,373 | 33.5 per 1,000 | 10 | 98.9% |
| [West Berkshire 007E](https://openindex.co.uk/west-berkshire/neighbourhood/e01016285) | 1,601 | 39.8 per 1,000 | 6 | 97.9% |
| [West Berkshire 007F](https://openindex.co.uk/west-berkshire/neighbourhood/e01033851) | 3,265 | 25.8 per 1,000 | 9 | 96.0% |
| [West Berkshire 014B](https://openindex.co.uk/west-berkshire/neighbourhood/e01016340) | 1,961 | 74.6 per 1,000 | 6 | 93.4% |
| [West Berkshire 014E](https://openindex.co.uk/west-berkshire/neighbourhood/e01016343) | 1,407 | 30.9 per 1,000 | 10 | 95.3% |
| [West Berkshire 016B](https://openindex.co.uk/west-berkshire/neighbourhood/e01016331) | 1,533 | 89.7 per 1,000 | 6 | 98.3% |
| [West Berkshire 016D](https://openindex.co.uk/west-berkshire/neighbourhood/e01016334) | 1,718 | 43.4 per 1,000 | 7 | 97.1% |
| [West Berkshire 016E](https://openindex.co.uk/west-berkshire/neighbourhood/e01016336) | 1,341 | 73.8 per 1,000 | 3 | 98.9% |
| [West Berkshire 017A](https://openindex.co.uk/west-berkshire/neighbourhood/e01016333) | 1,262 | 52.3 per 1,000 | 10 | 97.5% |
| [West Berkshire 017B](https://openindex.co.uk/west-berkshire/neighbourhood/e01016335) | 1,503 | 18.8 per 1,000 | 10 | 99.2% |

## Your MP

- [Newbury](https://openindex.co.uk/constituency/newbury): Mr Lee Dillon (Liberal Democrat), MP since July 2024. 83% of the people here.
- [Reading West and Mid Berkshire](https://openindex.co.uk/constituency/reading-west-and-mid-berkshire): Olivia Bailey (Labour), MP since July 2024. 17% of the people here.

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

## Middle areas in RG18

[Hermitage & Cold Ash](https://openindex.co.uk/west-berkshire/hermitage-and-cold-ash), [Thatcham North East](https://openindex.co.uk/west-berkshire/thatcham-north-east), [Thatcham Town](https://openindex.co.uk/west-berkshire/thatcham-town)

## Postcode sectors in RG18

[RG18 0 (70 postcodes)](https://openindex.co.uk/postcode/rg18-0), [RG18 3 (146 postcodes)](https://openindex.co.uk/postcode/rg18-3), [RG18 4 (99 postcodes)](https://openindex.co.uk/postcode/rg18-4), [RG18 9 (228 postcodes)](https://openindex.co.uk/postcode/rg18-9)

## Council

[West Berkshire](https://openindex.co.uk/west-berkshire)

## Towns in RG18

[Thatcham](https://openindex.co.uk/town/thatcham)

## Postcode districts next to RG18

[RG7](https://openindex.co.uk/postcode/rg7), [RG8](https://openindex.co.uk/postcode/rg8), [RG14](https://openindex.co.uk/postcode/rg14), [RG19](https://openindex.co.uk/postcode/rg19), [RG20](https://openindex.co.uk/postcode/rg20)

## More in the RG postcode area

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

## RG18 in brief

RG18 is a postcode district covering Thatcham, in West Berkshire.
About 20,192 people lived in RG18 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £440,375 in 2025 across 266 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 45.6 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in RG18 was £440,375 in 2025.
RG18 had 20,215 usual residents at the census.
About 10% of people in RG18 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In RG18, 95.4% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode district
- Code: RG18
- Postcode area: [RG](https://openindex.co.uk/postcode/rg)
- Constituency: [Newbury †](https://openindex.co.uk/constituency/newbury)
- Council: [West Berkshire †](https://openindex.co.uk/west-berkshire)
- Area: 63.88 km²
- People, mid-2024: 20,192*
- Neighbourhoods: 11
- Output areas: 58

* 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

[RG20](https://openindex.co.uk/postcode/rg20), [RG7](https://openindex.co.uk/postcode/rg7), [RG14](https://openindex.co.uk/postcode/rg14), [RG8](https://openindex.co.uk/postcode/rg8), [RG19](https://openindex.co.uk/postcode/rg19)

## Latest updates for RG18

- 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/RG18

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/rg18, or to one figure with its anchor, https://openindex.co.uk/postcode/rg18#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/rg18