3Y Avg Price
£515,125
4 sales
Properties
31
Sales / Year
1.6
5-year average
Avg £/sq ft
£426
£4,589/m²
Rank in CF14
121st
of 638 streets
Last Sale
£640,000
May 2026
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
58 total recorded
33 Lon Isa
Semi-Detached
£640,000
May 2026
35 Lon Isa
Semi-Detached
£515,000
Apr 2025
21 Lon Isa
Semi-Detached
£365,500
Jan 2024
17 Lon Isa
Semi-Detached
£540,000
Dec 2023
41 Lon Isa
Semi-Detached
£390,000
Aug 2023
5 Lon Isa
Semi-Detached
£457,500
Mar 2023
57 Lon Isa
Semi-Detached
£485,000
Mar 2022
6 Lon Isa
Semi-Detached
£435,000
Mar 2022
47 Lon Isa
Semi-Detached
£457,000
May 2021
4 Lon Isa
Terraced
£365,500
Apr 2021
Street Rankings — CF14
Streets ranked by 3-year average sale price. Showing positions 117–126 of 638.
| # | Street | 3Y Avg |
|---|---|---|
| 117 | Athelstan Road | £526,658 |
| 118 | Clos Permint | £523,346 |
| 119 | Brookvale Drive | £522,900 |
| 120 | Y Deri Duon | £519,250 |
| 121 | Lon Isa | £515,125 |
| 122 | Millrace Close | £514,643 |
| 123 | Wenallt Road | £514,571 |
| 124 | Bassetts Field | £513,875 |
| 125 | Lon Cae Porth | £512,500 |
| 126 | Pantmawr Road | £511,875 |
Property Mix
Type
Tenure
EPC Ratings
18 of 31 properties have an EPC record
Avg floor area: 1,184 sq ft (110 m²)
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
£339,377
55
National percentile
12 month avg at 30 Sep 2026
Average Net Household Income - CF14
£41,296
63
National percentile
2023 census data
10-Year Annualised Price Growth - CF14
2.9%
49
National percentile
Estimate at 30 Sep 2026
10-Year Annualised Rent Growth - CF
4.9%
92
National percentile
Estimate at 30 Sep 2026