3Y Avg Price
£315,000
2 sales
Properties
14
Sales / Year
0.8
5-year average
Avg £/sq ft
£248
£2,672/m²
Rank in LL40
4th
of 59 streets
Last Sale
£280,000
Aug 2026
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
26 total recorded
14 Caer Dderwen
Detached
£280,000
Aug 2026
7 Caer Dderwen
Detached
£350,000
Jul 2025
6 Caer Dderwen
Detached
£285,000
Apr 2022
10 Caer Dderwen
Detached
£256,000
Mar 2022
7 Caer Dderwen
Detached
£249,000
Jun 2021
7 Caer Dderwen
Detached
£222,000
Jul 2017
6 Caer Dderwen
Detached
£217,500
Mar 2017
12 Caer Dderwen
Detached
£212,000
Mar 2016
7 Caer Dderwen
Detached
£225,000
Nov 2015
9 Caer Dderwen
Detached
£200,000
Sept 2013
Street Rankings — LL40
Streets ranked by 3-year average sale price. Showing positions 1–10 of 59.
| # | Street | 3Y Avg |
|---|---|---|
| 1 | South Street | £435,875 |
| 2 | Coed Y Fronallt Estate | £381,333 |
| 3 | Barmouth Road | £368,750 |
| 4 | Caer Dderwen | £315,000 |
| 5 | Uwch Y Maes | £314,600 |
| 6 | Maescaled | £305,000 |
| 7 | Fron Wnion Estate | £303,333 |
| 8 | Pencefn Road | £300,000 |
| 9 | Nant Y Gader | £299,950 |
| 10 | Bodlondeb Road | £290,000 |
Property Mix
Type
Tenure
EPC Ratings
7 of 14 properties have an EPC record
Avg floor area: 1,216 sq ft (113 m²)
District Context — LL40
LL40 covers areas in Gwynedd, North Wales, positioned in a rural part of the region. It is a quieter, predominantly residential district with a character suited to those seeking a more settled pace of life.
Average Property Price - LL40
£198,755
12
National percentile
12 month avg at 30 Sep 2026
Average Net Household Income - LL40
£32,313
15
National percentile
2023 census data
10-Year Annualised Price Growth - LL40
3.2%
57
National percentile
Estimate at 30 Sep 2026
10-Year Annualised Rent Growth - LL
3.7%
31
National percentile
Estimate at 30 Sep 2026