# New Tredegar & Darren Valley

North west Caerphilly. 7,124 people (mid-2024 estimate) in 29 square kilometres.

New Tredegar & Darren Valley had 7,087 usual residents at the census (ONS Census 2021).

Middle area. Code W02000291. In: [Wales](https://openindex.co.uk/wales) › [Caerphilly](https://openindex.co.uk/caerphilly)

## Key figures

- **Median sale price: £115,000** (2025). The median price paid for a home in New Tredegar & Darren Valley was £115,000 in 2025. Joint 113th cheapest of 7,259. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026. https://openindex.co.uk/caerphilly/new-tredegar-and-darren-valley#f-house-sales-median-price
- **Population: 7,087** (2021). New Tredegar & Darren Valley had 7,087 usual residents at the census (ONS Census 2021). Joint 4,374th least populated of 9,448. 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/caerphilly/new-tredegar-and-darren-valley#f-population
- **People in radon Affected Area squares: 100%** (2022). About 100% of people in New Tredegar & Darren Valley 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/caerphilly/new-tredegar-and-darren-valley#f-radon-affected-share
- **Gigabit broadband coverage: 60.3%** (January 2026). In New Tredegar & Darren Valley, 60.3% 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/caerphilly/new-tredegar-and-darren-valley#f-gigabit-coverage

## On the map

- [Radon Affected Area by middle area](https://openindex.co.uk/map/radon-affected-areas#place=W02000291) (Worked out by Open Index · 2022): About 100% of people in New Tredegar & Darren Valley live in a 1 km square that the radon atlas marks as a radon Affected Area.
- [Sales per year by middle area](https://openindex.co.uk/map/house-sales-per-year#place=W02000291) (Worked out by Open Index · 2025): 72 homes were sold in New Tredegar & Darren Valley in 2025.
- [Crime and ASB by middle area](https://openindex.co.uk/map/recorded-crime#place=W02000291) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for New Tredegar & Darren Valley.
- [Population by middle area](https://openindex.co.uk/map/population#place=W02000291) (Census 2021, England and Wales): New Tredegar & Darren Valley had 7,087 usual residents at the census.

## Recorded crime in New Tredegar & Darren Valley

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in New Tredegar & Darren Valley at a rate of 104.2 per 1,000 people.
That compares with 107.3 per 1,000 people across Caerphilly.
Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

| Kind of crime, 12 months to August 2026 | Count |
| --- | --- |
| Violence and sexual offences | 290 |
| Other crime | 140 |
| Anti-social behaviour | 137 |
| Criminal damage and arson | 90 |
| Vehicle crime | 50 |
| Burglary | 24 |
| Drug offences | 10 |
| Shoplifting | 1 |
| Robbery | 0 |
| Theft from the person | 0 |

Source: police.uk, 12 months to August 2026.

## How New Tredegar & Darren Valley compares

Each middle area against every other middle area the measure covers.

| Measure | New Tredegar & Darren Valley | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £115,000 | cheapest | 24 middle areas, Caerphilly · 2025 |
| Population | 7,087 | 11th least populated | 24 middle areas, Caerphilly · 2021 |
| People in radon Affected Area squares | 100% | joint most people in radon Affected Areas | 24 middle areas, Caerphilly · 2022 |
| Gigabit broadband coverage | 60.3% | 2nd lowest | 24 middle areas, Caerphilly · Jan 2026 |

## Is New Tredegar & Darren Valley safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in New Tredegar & Darren Valley at a rate of 104.2 per 1,000 people.
That compares with 107.3 per 1,000 people across Caerphilly.
Across Wales as a whole, the recorded crime rate was 96.7 per 1,000 people.
In August 2026 alone, 77 cases of crime and anti-social behaviour were recorded in New Tredegar & Darren Valley.
In the 12 months to August 2026, the most common types were violence and sexual offences (290), other crime (140) and anti-social behaviour (137).
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.

## Figures for the whole of Caerphilly

These figures are published for the whole of Caerphilly, not for each middle area, so they describe all of Caerphilly and not New Tredegar & Darren Valley alone. [See Caerphilly](https://openindex.co.uk/caerphilly)

- **Average house price: £198,545** (August 2026). Caerphilly’s average house price was £198,545 in August 2026 (HM Land Registry). Up 4.4% in a year. Source: UK House Price Index, August 2026. Published 21 October 2026.
- **Median full-time pay: £35,367** (2025). Full-time workers living in Caerphilly earned a median of £35,367 in 2025 (ONS earnings survey). 78th lowest paid of 348. Source: Annual Survey of Hours and Earnings, 2025. Published 23 October 2025.
- **House price to pay: 5.6×** (2025). A home in Caerphilly costs 5.6 times local full-time pay. Joint 66th most affordable of 348. Source: Worked out by Open Index from the UK House Price Index and the ONS earnings survey. Published 21 October 2026.
- **Population estimate: 176,078** (2025). Caerphilly’s population was an estimated 176,078 in mid-2025 (ONS population estimates). Down 0.1% in a year. Source: Mid-year population estimates, 2025. Published 1 October 2026.

## New Tredegar & Darren Valley in brief

The median price paid for a home in New Tredegar & Darren Valley was £115,000 in 2025.
New Tredegar & Darren Valley had 7,087 usual residents at the census.
About 100% of people in New Tredegar & Darren Valley live in a 1 km square that the radon atlas marks as a radon Affected Area.
In New Tredegar & Darren Valley, 60.3% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Middle area
- Code: W02000291
- Ward: [New Tredegar †](https://openindex.co.uk/caerphilly/ward/new-tredegar)
- Constituency: [Blaenau Gwent and Rhymney †](https://openindex.co.uk/constituency/blaenau-gwent-and-rhymney)
- Council: [Caerphilly](https://openindex.co.uk/caerphilly)
- Nation: [Wales](https://openindex.co.uk/wales)
- Area: 29.31 km²
- People, mid-2024: 7,124*
- Neighbourhoods: 5
- Output areas: 24

* People: worked out by Open Index by adding up the neighbourhood estimates inside this area.
† Best fit: the ward and constituency this middle area mostly lies in. Its edges do not follow theirs.

## Next door

[Rhymney, Pontlottyn & Abertysswg](https://openindex.co.uk/caerphilly/rhymney-pontlottyn-and-abertysswg), [Merthyr Vale, Troed-y-rhiw & Bedlinog](https://openindex.co.uk/merthyr-tydfil/merthyr-vale-troed-y-rhiw-and-bedlinog), [Pentre-bach & Mountain Hare](https://openindex.co.uk/merthyr-tydfil/pentre-bach-and-mountain-hare), [Tredegar & Georgetown](https://openindex.co.uk/blaenau-gwent/tredegar-and-georgetown), [Bargoed](https://openindex.co.uk/caerphilly/bargoed), [St Cattwg](https://openindex.co.uk/caerphilly/st-cattwg)

## Latest updates for New Tredegar & Darren Valley

- 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/W02000291

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/caerphilly/new-tredegar-and-darren-valley, or to one figure with its anchor, https://openindex.co.uk/caerphilly/new-tredegar-and-darren-valley#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 2026.10.11. The HTML page: https://openindex.co.uk/caerphilly/new-tredegar-and-darren-valley