Property profile

20Cefn Dyffryn, Groeslon

Map showing 20, Cefn Dyffryn, Groeslon, Caernarfon

Property Price
150k200k250k300k400k500k750k1.5M

Estimated sale price

£220,000

Semi-Detached sold in Y Groeslon

The box shows the middle 50% of semi-detached sale prices, the whiskers show the 5th to 95th percentile, and the marker shows this property's estimated price.

Half of similar homes sold within the box; most sold within the wider line.

An indicative model estimate, not a survey or formal valuation.

This property vs market

Last sold28 Apr 2026
£212,000Change since last sale: +£7,000 (+3.1%)
Annualised change
+8.0% per yearGwynedd annualised change (semi-detached) since 2026: +6.6% per yearThis property's value grew faster than the market
Price per sq ftLocal median £212 per sq ft
£233 per sq ftEstimate vs local median: +£22 per sq ft (+10%)
Local sold pricesMedian for semi-detached in Y Groeslon
£212,000Estimate vs local median: +£7,000 (+3.1%)
How this estimate is calculated

Area360's automated valuation uses available property details, recorded sales and local market data to estimate a sale price. This automated estimate is a guide, not a survey, mortgage valuation or formal valuation. See the valuation methodology and limitations.

Estimate calculated .

Property facts

Property typeHouse / Semi-Detached
TenureFreehold
Construction period1996-2002
Floor area87 m² / 936 sq ft
Rooms4 habitable / 4 heated
EPC ratingC
EPC inspection26 May 2020

Sales history

DatePriceChange
28 Apr 2026£212,000+51%
09 Jul 2009£140,000-

Local market

Property prices in Y Groeslon

Median price£212,000
Price per sq ft£226
Sales (last 12 months)15
Typical range (middle 50%)£168K – £404K

Based on 15 recent sales, the median property price is £212,000 (about £226 per square foot) in Y Groeslon area, with individual transactions ranging from £84,000 up to £760,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Y Groeslon over the last year.
TypeSalesMedian£/sq ft
Detached5£450,000£242
Semi-Detached5£212,000£212
Terraced5£113,000£202

10-year price trendmedian sale price in Y Groeslon

Sale price

Ten year median sale price trend for each property type in Y Groeslon.
YearDetachedSemi-DetachedTerraced
2016£212,500£170,000£132,000
2017£221,250£164,500£57,000
2018£295,000£164,500£77,500
2019£223,750£190,250£143,500
2020£175,000£193,500£119,000
2021£210,000£155,000£135,000
2022£305,000£170,000£140,000
2023£280,000£215,000£150,000
2024£326,000£245,000£180,100
2025£450,000£200,000£132,500
2026£395,000£203,500£190,000
Ten year median sale price trend for each property type in Y Groeslon.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Y Groeslon.
YearDetachedSemi-DetachedTerraced
2016£144£176£175
2017£162£180£263
2018£186£131£115
2019£182£189£186
2020£208£195£139
2021£236£226£164
2022£224£225£143
2023£258£198£214
2024£280£248£246
2025£292£197£194
2026£242£226
Ten year median sale price per square foot trend for each property type in Y Groeslon.

Price distribution by property typelast 12 months

Price distribution by property type for Y Groeslon in the last year.

Recent sales

There were 9 recent sold properties in the last 18 months near LL54 7TQ.

Recent sold properties in the last 18 months near LL54 7TQ
DateAddressTypeTenurePriceMap
28 Apr 202620, Cefn Dyffryn, Caernarfon, LL54 7TQSemi-DetachedFreehold£212,000
10 Apr 202512, Dyffryn Terrace, Caernarfon, LL54 7TLTerracedFreehold£195,000
19 Sept 20254, Rathbone Terrace, Caernarfon, LL54 7TGTerracedFreehold£170,000
09 May 20253, Trewen, Caernarfon, LL54 7SYTerracedFreehold£175,000
27 May 2026Tan Y Celyn, 3, Gladstone Terrace, Caernarfon, LL54 7TETerracedFreehold£190,000

Other properties at this postcode

AddressTenureFloor areaLast sale
1 Cefn Dyffryn, Groeslon, CaernarfonFreehold127 m²£275,000 (2021)
2, Cefn Dyffryn, Groeslon, CaernarfonFreehold130 m²£217,500 (2017)
3, Cefn Dyffryn, Groeslon, CaernarfonFreehold130 m²£207,500 (2017)
9, Cefn Dyffryn, Groeslon, CaernarfonFreehold132 m²£205,000 (2016)
12 Cefn Dyffryn, Groeslon, CaernarfonFreehold134 m²£268,000 (2023)
15, Cefn Dyffryn, Groeslon, CaernarfonFreehold145 m²£220,000 (2014)
16, Cefn Dyffryn, Groeslon, CaernarfonFreehold90 m²£154,000 (2009)
17 Cefn Dyffryn, Groeslon, CaernarfonFreehold136 m²£270,000 (2023)
22 Cefn Dyffryn, Groeslon, CaernarfonFreehold133 m²£107,000 (2003)
23, Cefn Dyffryn, Groeslon, CaernarfonFreehold151 m²£325,000 (2022)

Area insights for LL54 7TQ

Full area profile →

Overview

Postcode LL54 7TQ is located in a remote rural village, within the Y Groeslon ward of Gwynedd in the Wales region, and forms part of the Pen-y-groes, Tal-y-sarn & Dyffryn Nantlle area. It has low deprivation and very low crime levels, with around 28.8 crimes per 1,000 residents per year, about 66% below the Wales average of 86 per 1,000. The average income per household in Pen-y-groes, Tal-y-sarn & Dyffryn Nantlle is £43,746 per year. The nearest station is Llanfairpwll, about 10.4 miles away. There are no primary and no secondary schools in the area.

Crime rate
2/10
Crimes per 1k residents
29
Deprivation level
3/10
Income level
6/10
Social housing
1.5%
Connectivity
N/A
Flood Risk
N/A
Noise Level
No noise

Deprivation level

3/10

Pen-y-groes, Tal-y-sarn & Dyffryn Nantlle has a low level of deprivation, ranked at position 1,375 out of 32,844 areas in England, placing it within the top 4% most deprived areas in Wales.

Crime level

2/10

Pen-y-groes, Tal-y-sarn & Dyffryn Nantlle has a very low crime rate, with approximately 28.8 reported incidents per 1,000 population each year.

Social housing

1.5%

Approximately 1.5% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 16.1% of dwellings are socially rented.

Income level

6/10

The average income per household in Pen-y-groes, Tal-y-sarn & Dyffryn Nantlle is £43,746 per year.

Noise Level

No noise

No significant noise sources from railways or roads near LL54 7TQ.

Transport

The nearest station is Llanfairpwll located about 10.4 miles away. There are no other stations nearby.

Parks

No parks nearby

Area Profile

Population
327
Population density
3,224.9 per km²

Crime

Crime per 1,000 population

Anti-social behaviour
16.21(+25%)
Violence and sexual offences
12.61(-63%)
Other theft
5.4(+18%)
Criminal damage and arson
3.6(-51%)
Public order
3(-64%)
Wales average

Demographics

Ethnic groups

British
321
98.17%
Indian
3
0.92%
Other White
2
0.61%
Irish
1
0.31%
Total population: 327

Economics

Education (age 16+)

Level 4+ (Degree)
96
35.56%
Level 3 (A level)
49
18.15%
Level 2 (GCSEs 9-4)
48
17.78%
No qualifications
36
13.33%
Apprenticeship
21
7.78%
Total 16+ residents: 270

Housing

Housing tenure

Owns outright
77
56.2%
Owns with a mortgage
51
37.23%
Private landlord or letting agency
4
2.92%
Other forms of private rent
3
2.19%
Other social rented
2
1.46%
Total households: 137

Schools

In the LL54 7TQ postcode area, located within Pen-y-groes, Tal-y-sarn & Dyffryn Nantlle, there are 0 primary and 0 secondary schools in close proximity.

Nearby primary and secondary schools for LL54 7TQ
DistancePhaseNameTypeRating
0.1 miNot applicableYsgol Bro LlifonWelsh establishment

N/A

Local amenities

No Supermarkets & Convenience Stores nearby