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Caledffrwd Terrace, Clwt y BontPhoto: Eric Jones · CC BY-SA 2.0
39Median age
Who lives here · ONS Census 2021

A Welsh-speaking village: 79% of Clwt-y-bont’s residents speak Welsh

The share of households in flats trails 94% of UK towns: 2.7%. Census figures put adults who have never married at 48% in Clwt-y-bont. 47% of households live in a terraced house, a higher share than in 97% of UK towns. At the 2021 Census, 1,385 people lived in the village, in 585 households.

What stands out · In brief

What the Census says about Clwt-y-bont’s people

A Welsh-speaking village

1,058 residents, 79% of those aged 3 and over, said they can speak Welsh in 2021, more than in 99% of Welsh towns. Welsh language ↓

Younger than most towns

Half of Clwt-y-bont’s residents are under 39 and half over, against 44.4 in the typical UK town. 13% are 15 to 24 and 17% are 65 or over. Ages ↓

Written from the data on this page: ONS Census 2021 (output areas summed to the 2022 built-up area).

Ages

Younger than 85% of UK towns: half of Clwt-y-bont is under 39

Share of residents in each five-year age band, Census 2021.

Clwt-y-bontWales’s towns
0–410–1420–2430–3440–4450–5460–6470–7480–84

More residents are 10–14 than any other five-year age: 8% of residents, 1.3 times the share across Wales’s towns. Census figures put residents aged 65 and over at 17% in Clwt-y-bont. Compared with other places, residents aged 15 to 24 are common here: 13%, more than in 95% of UK towns.

Broad ages · share of residents

Under 1520%
15 to 2413%
25 to 4423%
45 to 6426%
65 and over17%
Clwt-y-bontGwynedd’s townsWales’s towns

Women and men · all residents

50% women, 50% men

Clwt-y-bont
Wales
WomenMen

About an even split. Across Wales, 51% of residents are women.

Students & newcomers

Clwt-y-bont: 8% of adults are full-time students, above 94% of UK towns

What adults did at the 2021 Census (the ONS’s NS-SEC classes), and where residents lived a year earlier.

Adults by occupation class · residents 16 and over

Full-time students8%
Higher managerial and professional8%
Lower managerial and professional17%
Intermediate10%
Small employers and self-employed8.4%
Supervisory and technical9.4%
Semi-routine16%
Routine16%
Never worked or long-term unemployed7.8%
Clwt-y-bontGwynedd’s townsWales’s towns

Address a year before the Census

Residents who lived somewhere else a year earlier. The bar runs to 25%.

Clwt-y-bont
9%
Wales’s towns
9.8%
Moved within the UKTerm-time addressMoved from abroad
Moved in within a year
120
residents, 8.8%; Wales’s towns 9.1%
Of them from abroad
3
0.4× Wales’s share

Managerial and professional jobs take in a quarter of adults here, routine and semi-routine work 32% (Wales’s towns: 29% and 27%). In Clwt-y-bont, nearly one in ten residents lived at another address a year earlier.

The Census was taken on 21 March 2021, in term time, so students were counted at their term addresses.

Households

More family households than 81% of UK towns: 31% in Clwt-y-bont

Household make-up at the 2021 Census. Each square is 1% of households.

Living alone, 66+ 16%Living alone, under 66 18%Families with dependent children 31%Couples and families, no young children 33%Shared houses and other 2.1%

Against Gwynedd’s towns and Wales’s towns

Clwt-y-bont
Gwynedd’s towns
Wales’s towns

People per household

1 person34%
2 people31%
3 people15%
4 people13%
5 or more8.5%

Wales’s towns.

Just over a third of households are one person living alone, against 32% across Wales’s towns. The comparison figure for households with dependent children is 27% across Wales’s towns. Census figures put shared households of unrelated adults at 2.1% in Clwt-y-bont.

Homes & cars

Clwt-y-bont sits below 71% of UK towns for households in detached houses (21%)

Accommodation type and cars or vans per household, Census 2021. Owning and renting are on Cost of living.

Type of home

Clwt-y-bont
Gwynedd’s towns
Wales’s towns
DetachedSemi-detachedTerracedFlat or maisonetteCaravan or other

Cars or vans · share of households

No car or van19%
One44%
Two26%
Three or more11%
Clwt-y-bontGwynedd’s townsWales’s towns

With households without a car or van at 19%, Clwt-y-bont is ahead of 66% of UK towns on that count. 2.7% of households live in a flat, less than in 94% of UK towns; 21% in a detached house, against 24% across Wales’s towns.

Where people were born

1.2% of residents were born outside the UK, fewer than in 99% of UK towns

Country of birth, year of arrival and main language, Census 2021.

Born outside the UK, by region · share of all residents; the bar runs to 10%

Clwt-y-bont
1.2%
Gwynedd’s towns
5.4%
Wales’s towns
7.4%
EU countriesRest of EuropeMiddle East and AsiaAfricaAmericas, Oceania, other

Main language · residents aged 3 and over

English is main language99%
Another main language, speaks English very well or well0.5%
Another main language, little or no English0%
Clwt-y-bontGwynedd’s townsWales’s towns

Set against 96% across Wales’s towns, 99% of residents have English as their main language in Clwt-y-bont. Residents born outside the UK make up 7.4% across Wales’s towns. Most residents from abroad were born in EU countries (0.7%) or in the Americas, Oceania and elsewhere (0.4%).

Welsh language

Welsh, spoken by 79% of Clwt-y-bont’s residents

Welsh language skills, residents aged 3 and over, Census 2021.

Welsh language skills · residents aged 3 and over

Can speak Welsh79%
Can speak, read and write Welsh66%
Any Welsh skill (including understanding only)87%
Clwt-y-bontGwynedd’s townsWales’s towns

Against 16% across Welsh towns, 79% of residents aged 3 and over can speak Welsh here (1,058 people): more than in 99% of Welsh towns. The highest share in Gwynedd belongs to Caernarfon (82%).

Ethnicity & religion

Clwt-y-bont ranks above 98% of UK towns on residents who describe themselves as White British: 97%

How residents described themselves at the 2021 Census. Lines join the lowest and highest of the three figures.

Ethnic groups other than White British · all residents

Clwt-y-bontGwynedd’s townsWales’s towns
Other White0.8%
Asian0.2%
Mixed1.3%
Black0.1%
Other0.4%
0%2%4%

White British, not charted: 97% of Clwt-y-bont · Gwynedd’s towns 93% · Wales’s towns 90%.

Religion · all residents

Clwt-y-bontGwynedd’s townsWales’s towns
No religion48%
Christian44%
Muslim0%
Hindu, Sikh, Jewish, Buddhist0.3%
Other religion0.2%
Didn’t answer7.1%
0%30%60%

48% of residents said they have no religion, against 47% across Wales’s towns. Fewer residents who describe themselves as Christian than in 81% of UK towns: 44%. The usual figure: nine in ten residents describe themselves as White British across Wales’s towns.

Relationships & caring

33% of adults are married or in a civil partnership, fewer than in 99% of UK towns

Legal partnership status (residents 16 and over) and unpaid care (residents 5 and over), Census 2021.

Partnership status · residents 16 and over

Never married or in a civil partnership48%
Married or civil partnership33%
Separated2.9%
Divorced9.8%
Widowed6.9%
Clwt-y-bontGwynedd’s townsWales’s towns
130residents give unpaid care to someone with an illness, disability or old age: 10%, against 10% in Wales’s towns

Unpaid care given · share of residents 5 and over

Up to 19 hours a week4.1%
20 to 49 hours1.9%
50 hours or more3.9%

Students and young renters account for much of that. 51 residents give 50 hours or more of unpaid care each week. Clwt-y-bont has more unpaid carers than 66% of UK towns, at 10%.

Qualifications

Degree-level qualifications: held by 29% of adults

Highest qualification, residents 16 and over, Census 2021.

Highest qualification · residents 16 and over

No qualifications18%
Apprenticeship7.1%
A levels or similar16%
Degree level29%
Clwt-y-bontGwynedd’s townsWales’s towns

In Clwt-y-bont, 29% of adults hold a degree-level qualification, against 31% across Wales’s towns, while 18% have no qualification at all (20%). The highest qualification of 16% is A levels, often students still at university.

Neighbours

Of the 7 towns nearest Clwt-y-bont, 6 are older

Nearby built-up areas coloured by median age, Census 2021. Tap a town for its page.

LlanberisLlanrugTregarthBethelBethesdaY FelinheliBangorClwt-y-bont
under 3838–4444–5050–5656+
TownPeopleAwayMedian age65+Homes with children
Clwt-y-bont1,385—3917%31%
Llanberis1,8381.9 mi44.520%25%
Llanrug1,5372.5 mi41.222%34%
Tregarth1,2523.4 mi43.820%30%
Bethel1,0913.4 mi44.724%32%
Bethesda3,7573.8 mi39.817%29%
Y Felinheli2,3334.1 mi42.921%25%
Bangor16,9945.1 mi26.412%26%
More about Clwt-y-bont’s residents

Health, work and homes have their own pages

How to read these numbers

What this data can and can’t tell you

  • The Census was taken in a lockdown, in term time. 21 March 2021 fell in term time, and students were asked to give their term-time address, so most were counted where they study. Some may have been living with family that day.
  • “Gwynedd’s towns” and “Wales’s towns” mean their built-up areas. Census comparisons pool every built-up area in Gwynedd (or Wales), summed the same way as Clwt-y-bont’s figures, so households in open countryside are left out.
  • Small counts are blurred. The ONS adds small random changes to Census counts to protect privacy, so the same total differs a little between tables, and the shares of a small town can move by a point or two.

Questions about Clwt-y-bont’s residents

What is the population of Clwt-y-bont?

The 2021 Census counted 1,385 people in Clwt-y-bont’s built-up area.

What is the average age in Clwt-y-bont?

The median age was 39 at the 2021 Census. 13% of residents were 15 to 24 and 17% were 65 or over.

How diverse is Clwt-y-bont?

97% of residents described themselves as White British in 2021, against 90% across Wales’s towns and 93% across Gwynedd’s towns. 1.2% were born outside the UK.

What religion are people in Clwt-y-bont?

48% said they had no religion and 44% that they were Christian at the 2021 Census; 0% were Muslim and 7.1% didn’t answer.

Is Clwt-y-bont good for families?

31% of households had dependent children in 2021, against 27% across Wales’s towns. Schools are on Clwt-y-bont’s schools page.

How many people speak Welsh in Clwt-y-bont?

1,058 residents aged 3 and over, 79%, said they can speak Welsh at the 2021 Census, against 16% across Welsh towns.

Sources: ONS Census 2021, output areas summed to the ONS 2022 built-up area (TS002, TS003, TS004, TS007A, TS008, TS015, TS017, TS019, TS021, TS029, TS030, TS039, TS044, TS045, TS062, TS067, TS032). 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.