1 listed building
Cadw lists them inside Llanhilleth’s built-up area.
73% of its homes were built before 1919, against 15% in the typical UK town.
Explore the history →Each edition grades its towns against each other only.

A village of 2,450 in Gwent, Wales.
Llanhilleth has fewer than 2,500 residents, so it gets subject grades but no overall grade. Its strongest subject is hazard risk (B): 0% of homes at high or medium risk of flooding from rivers or the sea. Its weakest is safety (D−): 63.8 violent and sexual offences and 23.4 home and vehicle crimes per 1,000 residents a year, averaged Sep 2023 to Aug 2026. Among UK towns of 1,000 to 2,500 people, it has less crime per resident than 1%. The median home sold for £102,750 in the last three years, 2.7 times what households in the Blaenau Gwent council area earn in a year.
This town's Health Grade uses ONS's small-area life expectancy and healthy life expectancy for 2019 to 2023, and two Census 2021 measures, bad health and disability, adjusted for age. English towns' grades also use OHID's small-area early deaths, hospital admissions and child obesity, which OHID publishes for England only.
The 3 things Llanhilleth does most differently from other towns.
Each subject compared with the 2,160 UK towns with an overall grade (schools within Wales), ordered by how far Llanhilleth is from typical. American towns are graded separately.
How TownRatings grades towns →
Cadw lists them inside Llanhilleth’s built-up area.
73% of its homes were built before 1919, against 15% in the typical UK town.
Explore the history →Data highlights are ordered by what stands out in Llanhilleth.
A year of reports to August 2026 adds up to 298 offences in Llanhilleth and 50 cases of nuisance behaviour. There were 18.9 anti-social behaviour reports per 1,000 residents (not graded), higher than both Gwent’s towns (15) and Wales’s towns (10.4). Violence and sexual offences accounted for 48% of recorded crime.
Not gradedAnti-social behaviour, shoplifting and other theft are shown but left out of the Safety Grade, which counts violence and crimes against homes and vehicles per resident.
data.police.uk street-level crime · points inside the ONS built-up-area boundary · OGL · The police category of violence and sexual offences includes harassment and stalking.
At the census, just over one in ten residents said their health was bad or very bad, above Gwent’s towns (7.7%) and Wales’s towns (7.1%) alike. Disability touches 31% of Llanhilleth’s population. Life expectancy here is 78.7 for women and 77.1 for men (2019–23). The nearest A&E to Llanhilleth is The Grange University Hospital, 7.2 miles away.
| Census 2021 | Llanhilleth | Gwent | Wales |
|---|---|---|---|
| Good or very good health | 69% | 77% | 78% |
| Bad or very bad health | 12% | 7.7% | 7.1% |
| Disabled (Equality Act) | 31% | 22% | 22% |
ONS Census 2021, general health and disability · ONS, life expectancy 2019–23 · OGL · Census health answers are raw, so younger towns score better on them; for the Health Grade we use age-adjusted figures like life expectancy.
The heritage lists give each building’s grade but not its age, so we don’t say which is oldest.
None of the 1 listed building reaches Grade II* or Grade I; all are Grade II. Llanhilleth has 4 listed buildings for every 10,000 residents, below both Gwent’s towns (11) and Wales’s towns (18).
Cadw list, October 2026 · Valuation Office Agency, homes by build period · OGL
The Census was taken on 21 March 2021, in lockdown, so 16% of workers were mainly at home; shares here are of those who travelled.
The 2026 claimant rate among 16 to 64s was 3.8%. 27% of commuters travelled under 5 km, below Gwent’s towns (39%) and Wales’s towns (41%) alike. The census found just over one in ten commuters going to work on foot, by bike or by public transport. Work in town: 6% of resident commuters.
ONS Census 2021, method of travel and distance to work · ONS small-area income · DWP claimant count · OGL
Households that own their home make up 54%. Behind the median of £102,750: 70 standard sales inside Llanhilleth’s built-up area, September 2023 to August 2026. Social housing holds just over a fifth of households.
| By type | Median | Sales |
|---|---|---|
| Semi-detached | £160,000 | 9 |
| Terraced | £102,750 | 56 |
HM Land Registry Price Paid · ONS private rents · MHCLG / Welsh Government council tax · ONS Census 2021 tenure · OGL
Children under 15 make up 16%, below Gwent’s towns (18%) and Wales’s towns (17%) alike. Young adults of 15 to 24 are 9.6% of the population. Typical age in Llanhilleth: 42.6, the median.
49% women, 51% men
About an even split. Across Wales, 51% of residents are women.
| Llanhilleth | Gwent | Wales | |
|---|---|---|---|
| Under 15 | 16% | 18% | 17% |
| 15–24 | 9.6% | 11% | 12% |
| 25–44 | 27% | 26% | 25% |
| 45–64 | 27% | 27% | 26% |
| 65+ | 20% | 20% | 21% |
| No qualifications | 32% | 23% | 20% |
| Apprenticeship | 5.8% | 5.4% | 5.6% |
| A levels or similar | 13% | 16% | 17% |
| Degree level | 18% | 28% | 31% |
ONS Census 2021 · Gwent and Wales: all residents of their built-up areas · OGL
The nearest built-up areas, from ONS’s 2022 boundaries. See them on the map →
| Town | People | Miles | Overall | Cost | Safety | Health |
|---|---|---|---|---|---|---|
| Llanhilleth | 2,450 | — | — | B | D− | D− |
| Trinant | 1,504 | 0.6 | — | A | D | D |
| Swffryd | 1,721 | 1.4 | — | B− | D | D− |
| Abertillery | 10,248 | 2 | D− | B− | D− | D− |
| Newbridge | 7,582 | 2.3 | C− | A− | C− | C− |
| Oakdale | 6,126 | 2.4 | C | B | B− | C− |
| Markham | 1,443 | 3 | — | A | D | D |
| Cwm | 2,507 | 3.3 | D− | B | C− | D |
Trinant, Swffryd and Markham have fewer than 2,500 residents, so they get subject grades but no overall grade. People: Census 2021. Miles: centre to centre.
Homes cost less than in most UK towns: the median sale over three years was £102,750, against £277,000 in the typical UK town. By type: terraced houses £102,750 and semi-detached houses £160,000.
1 on Cadw’s list.
Village in Gwent, Wales
Llanhilleth is a built-up area of 2,450 people, in the Blaenau Gwent council area. TownRatings uses ONS’s 2022 built-up areas as towns: the physical town, as people mean the word, rather than a council district, so its figures cover the town itself.
Built from ONS geography and Census 2021
Sources: ONS Census 2021, output areas summed to the ONS 2022 built-up area · HM Land Registry Price Paid (standard sales, September 2023 to August 2026) · ONS Price Index of Private Rents (August 2026, by council) · MHCLG and Welsh Government council tax, Band D 2026–27 (with parish precepts in England) · data.police.uk street-level crime, 36 months to August 2026, points inside the built-up-area boundary · ONS small-area life expectancy and healthy life expectancy, 2019 to 2023 (England and Wales), OHID Fingertips small-area indicators (England) and Census 2021 health, adjusted for age · ONS small-area income estimates (financial year ending 2023) · DWP claimant count via Nomis (January to August 2026) · Cadw listed buildings, scheduled monuments and registered historic parks and gardens via DataMapWales, October 2026, inside the ONS 2022 built-up-area boundary · Valuation Office Agency, Council Tax: stock of properties by build period (31 March 2025) · TownRatings grades: our own summary of the data, ranked against UK towns only. All under the Open Government Licence v3.0.
Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.