3Y Avg Price
£361,875
4 sales
Properties
30
Sales / Year
1.0
5-year average
Avg £/sq ft
—
Rank in CF14
312th
of 638 streets
Last Sale
£390,000
Dec 2025
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
57 total recorded
35 Mostyn Square
Terraced
£390,000
Dec 2025
3 Mostyn Square
Terraced
£338,000
Nov 2025
16 Mostyn Square
Terraced
£372,500
May 2024
5 Mostyn Square
Terraced
£347,000
Nov 2023
15 Mostyn Square
Terraced
£360,000
Aug 2022
6 Mostyn Square
Terraced
£265,000
May 2021
4 Mostyn Square
Terraced
£265,000
Apr 2021
3 Mostyn Square
Terraced
£274,000
Feb 2020
5 Mostyn Square
Terraced
£263,500
Jan 2019
14 Mostyn Square
Terraced
£245,000
Dec 2018
Street Rankings — CF14
Streets ranked by 3-year average sale price. Showing positions 308–317 of 638.
| # | Street | 3Y Avg |
|---|---|---|
| 308 | Avonridge | £363,333 |
| 308 | Edington Avenue | £363,333 |
| 310 | Pen Y Cefn | £362,500 |
| 311 | Ton Yr Ywen Avenue | £362,140 |
| 312 | Mostyn Square | £361,875 |
| 313 | Newfoundland Road | £361,250 |
| 314 | Gelli Deg | £361,000 |
| 315 | Pendwyallt Road | £360,667 |
| 316 | Laytonia Avenue | £359,000 |
| 317 | Bryntirion | £357,500 |
Property Mix
Type
Tenure
EPC Ratings
0 of 30 properties have an EPC record
District Context — CF14
CF14 covers Caerphilly and surrounding areas in South Wales, situated north of Cardiff in the South Wales Valleys. It is a long-established residential district with strong community roots and affordable living costs relative to the wider region.
Average Property Price - CF14
£341,543
55
National percentile
12 month avg at 31 Aug 2026
Average Net Household Income - CF14
£41,296
63
National percentile
2023 census data
10-Year Annualised Price Growth - CF14
3.0%
51
National percentile
Estimate at 31 Aug 2026
10-Year Annualised Rent Growth - CF
5.0%
92
National percentile
Estimate at 31 Aug 2026