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Postcode · Caernarfon

Housing in LL54 6ET

What the homes in LL54 6ET are, who owns them, how many people share them and what they rent for.

Neighbourhood
Pen-y-groes, Tal-y-sarn & Dyffryn Nantlle
Council
Gwynedd
Region
Wales
Neighbourhood population
1,865 (2024)
Property types

What homes look like here

The most common homes here are terraced houses (49.7%). Flats make up 6.3%, well below the 12.5% across Wales.

LL54 6ETWales
Detached22.4%28.5%
Semi-detached21.7%32.1%
Terraced49.7%26.6%
Purpose-built flat3.8%9.4%
Flat in a converted or shared house1%1.8%
Flat in a commercial or converted building1.5%1.3%
Caravan or mobile home0%0.3%
Tenure

Owning vs renting

61.8% of households in the LL54 6ET area own their home, broadly in line with the Wales average of 66.1%. Private renting makes up 15.8% of households, broadly in line with the Wales figure of 17%. 39.4% own outright and 22.4% with a mortgage.

LL54 6ET
62%
16%
21%
Wales
  • Owned61.8%66.1%
  • Shared ownership0.7%0.3%
  • Private rented15.8%17%
  • Social rented21.4%16.5%
  • Lives rent free0.2%0.2%

By mortgage and landlord type

LL54 6ETWales
Owned outright39.4%38%
With a mortgage or loan22.4%28%
From a private landlord or letting agent13.1%14.5%
Other private rented2.7%2.5%
From the council10.3%8.7%
From a housing association11.1%7.8%
Occupancy

How many people live in each home

The average home here has 2.2 people living in it. 37.6% of households are one person living alone, against 31.9% across Wales.

LL54 6ETWales
0%
10%
20%
30%
40%
123456+
Households

Who lives together

The most common household is one person living alone aged under 66 (20.4%). 23.2% of households include dependent children.

LL54 6ETWales
Living alone, under 6620.4%17.3%
Living alone, 66 and over17.2%14.6%
Couple, no children14.2%16.5%
Couple with dependent children16.8%16.9%
Couple with grown-up children7.4%6.8%
Lone parent with dependent children6.5%7.6%
Lone parent with grown-up children4.2%4.4%
Family, all aged 66 and over10.1%10.2%
Sharers and other households3.1%5.6%
Rents

Private rents in Gwynedd

Average monthly rent for a new or renewed tenancy in Gwynedd (August 2026, +6.9% on a year earlier). ONS publishes rent figures at council level rather than by neighbourhood.

GwyneddWales
All homes£724£846
One bedroom£559£636
Two bedrooms£676£779
Three bedrooms£804£890
Four or more£1,055£1,247
Detached£885£1,083
Semi-detached£770£877
Terraced£703£833
Flat or maisonette£631£706
About these figures

Census figures aren’t published for single postcodes, so the neighbourhood figures on this tab cover the area around LL54 6ET (Pen-y-groes, Tal-y-sarn & Dyffryn Nantlle) (about 1,865 residents).

Source: Census 2021, Office for National Statistics. Population: ONS mid-year estimates. Open Government Licence v3.0. Rents: ONS Price Index of Private Rents.

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