3 listed buildings
Cadw lists them inside Penysarn’s built-up area.
40% 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 598 in Gwynedd, Wales.
Penysarn has fewer than 1,000 residents, too few for fair grades; the figures on this page are still real.
The 2 things Penysarn does most differently from other towns.
Cadw lists them inside Penysarn’s built-up area.
40% 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 Penysarn.
The Census was taken on 21 March 2021, in lockdown, so 17% of workers were mainly at home; shares here are of those who travelled.
85% of commuters drove, higher than both Gwynedd’s towns (79%) and Wales’s towns (81%). Unemployment benefit claims reached 2.4% of 16 to 64s in 2026. Average household income comes to £47K a year before tax.
ONS Census 2021, method of travel and distance to work · ONS small-area income · DWP claimant count · OGL
It appears below. The town’s primary school has 64 pupils.
| School | Level | Pupils | Letter |
|---|---|---|---|
| Ysgol Gynradd PenysarnLargest primary schoolPrimary | Primary | 64 | – |
15% live in social housing, below both Gwynedd’s towns (19%) and Wales’s towns (18%). Home ownership stands at 69% of households. Private rents average £714 a month across the Isle of Anglesey council area.
| By type | Median | Sales |
|---|---|---|
| Detached | £250,000 | 15 |
HM Land Registry Price Paid · ONS private rents · MHCLG / Welsh Government council tax · ONS Census 2021 tenure · OGL
Violence and sexual offences made up 56% of the total. Violent crime ran at 19 per 1,000 residents a year, below both Gwynedd’s towns (31.9) and Wales’s towns (33.8). A year of reports to August 2026 adds up to 16 offences in Penysarn and 3 cases of nuisance behaviour.
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.
The nearest A&E to Penysarn is Ysbyty Gwynedd, 13.9 miles away. Seeing a GP means leaving Penysarn: the nearest practice is 2.1 miles away. Also worth knowing: 22% of residents have a disability, higher than Gwynedd’s towns (20%) and near Wales’s towns (22%).
| Census 2021 | Penysarn | Gwynedd | Wales |
|---|---|---|---|
| Good or very good health | 80% | 80% | 78% |
| Bad or very bad health | 4.9% | 5.5% | 7.1% |
| Disabled (Equality Act) | 22% | 20% | 22% |
ONS Census 2021, general health and disability · OGL · These answers aren’t adjusted for age, so young towns look healthier; the Health Grade uses age-adjusted measures, including life expectancy.
The heritage lists give each building’s grade but not its age, so we don’t say which is oldest.
Homes built before 1919 account for 40% of the housing. Relative to its size, Penysarn keeps 50 listed buildings per 10,000 residents, lower than Gwynedd’s towns (77) yet higher than Wales’s towns (18).
Cadw list, October 2026 · Valuation Office Agency, homes by build period · OGL
People 65 and over make up 23% of the town, about level with Gwynedd’s towns (23%) and above Wales’s towns (21%). 20% of residents are children under 15. The age that splits Penysarn in two is 45.
49% women, 51% men
About 104 men for every 100 women. Across Wales, 51% of residents are women.
| Penysarn | Gwynedd | Wales | |
|---|---|---|---|
| Under 15 | 20% | 16% | 17% |
| 15–24 | 6.9% | 13% | 12% |
| 25–44 | 23% | 22% | 25% |
| 45–64 | 27% | 26% | 26% |
| 65+ | 23% | 23% | 21% |
| No qualifications | 18% | 18% | 20% |
| Apprenticeship | 6.9% | 6.1% | 5.6% |
| A levels or similar | 18% | 19% | 17% |
| Degree level | 30% | 32% | 31% |
ONS Census 2021 · Gwynedd 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 |
|---|---|---|---|---|---|---|
| Penysarn | 598 | — | — | — | — | — |
| Amlwch | 3,148 | 2 | C+ | A | C | C− |
| Llanerchymedd | 1,155 | 4.6 | — | A | B+ | C− |
| Cemaes | 1,023 | 5.8 | — | B+ | B− | C− |
| Benllech | 2,072 | 5.9 | — | B− | A− | C+ |
| Llangefni | 5,264 | 9 | C | A | D | C |
| Bodedern | 1,193 | 10 | — | A− | B− | C− |
| Gaerwen | 1,277 | 12 | — | A | B− | B− |
Llanerchymedd, Cemaes, Benllech, Bodedern and Gaerwen have fewer than 2,500 residents, so they get subject grades but no overall grade. People: Census 2021. Miles: centre to centre.
3 on Cadw’s list. That is 2.1 times the typical UK town for its size.
Band D council tax in Penysarn is £2,261 for 2026–27, less than in 79% of UK towns (the Isle of Anglesey council average, with police and community councils). Your own bill depends on your home’s band; check it on GOV.UK.
Village in Gwynedd, Wales
Penysarn is a built-up area of 598 people, in the Isle of Anglesey 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.