3Y Avg Price
£204,167
3 sales
Properties
11
Sales / Year
1.0
5-year average
Avg £/sq ft
£221
£2,375/m²
Rank in LL19
99th
of 250 streets
Last Sale
£165,000
Feb 2026
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
24 total recorded
15 Bastion Close
Semi-Detached
£165,000
Feb 2026
16 Bastion Close
Semi-Detached
£230,000
Dec 2025
7 Bastion Close
Semi-Detached
£217,500
Nov 2025
7 Bastion Close
Semi-Detached
£230,000
Oct 2022
4 Bastion Close
Semi-Detached
£180,000
May 2022
16 Bastion Close
Semi-Detached
£150,000
Sept 2017
7 Bastion Close
Semi-Detached
£133,000
Nov 2016
9 Bastion Close
Semi-Detached
£126,500
Nov 2015
8 Bastion Close
Semi-Detached
£143,000
Jul 2015
4 Bastion Close
Semi-Detached
£120,000
Jun 2015
Street Rankings — LL19
Streets ranked by 3-year average sale price. Showing positions 95–103 of 250.
| # | Street | 3Y Avg |
|---|---|---|
| 95 | Russell Drive | £205,833 |
| 96 | Rhodfa Derwen | £205,000 |
| 97 | Fforddisa | £204,392 |
| 98 | Ffordd Ffynnon | £204,250 |
| 99 | Bastion Close | £204,167 |
| 100 | Grosvenor Road | £203,580 |
| 101 | Purbeck Avenue | £203,333 |
| 102 | Dwyfor Court | £202,100 |
| 103 | Tan Y Maes | £200,000 |
| 103 | Linden Drive | £200,000 |
Property Mix
Type
Tenure
EPC Ratings
5 of 11 properties have an EPC record
Avg floor area: 1,023 sq ft (95 m²)
District Context — LL19
LL19 covers the Tywyn area and surrounding villages in Gwynedd, mid-Wales, positioned along the Cardigan Bay coast. It is a characterful seaside and rural locality with heritage appeal, drawing a mix of residents seeking quieter Welsh coastal living.
Average Property Price - LL19
£204,524
14
National percentile
12 month avg at 31 Aug 2026
Average Net Household Income - LL19
£33,178
20
National percentile
2023 census data
10-Year Annualised Price Growth - LL19
3.2%
57
National percentile
Estimate at 31 Aug 2026
10-Year Annualised Rent Growth - LL
3.6%
30
National percentile
Estimate at 31 Aug 2026