Heol Isaf, Radyr

105 homes · mostly 1900-1929 semi-detached · CF15 8DY, CF15 8DZ, CF15 8AG, CF15 8AL, CF15 8EA, CF15 8AH, CF15 8DW, CF15 8AF

Show all 11 postcodes

CF15 8DY, CF15 8DZ, CF15 8AG, CF15 8AL, CF15 8EA, CF15 8AH, CF15 8DW, CF15 8AF, CF15 8AP, CF15 8AJ, CF15 8DX

75 of 105 graded homes sit below their potential — on average 1.4 grades of headroom.

D
Street Grade
The most common grade among this street’s current certificates. Average score 59.5.

Grade distribution

Current certificates, 105 graded homes.

4
28
44
20
7
2
ABCDEFG

Price statistics

HM Land Registry price paid data since 1995.

£542,731
average, last 10 years
185
sales since 1995
£995,000
latest sale, 13 March 2026
Hafod Y Ddinas · 13 March 2026£995,000
106 · 5 September 2025£758,050
40 · 20 August 2025£1,300,000
90 · 17 January 2025£645,000
77 · 25 October 2024£600,000

Homes on Heol Isaf

Pick an address to see its Report Card.

AddressGrade → potential
1 Shepley Court, Radyr, CardiffC→ B1a Heol IsafC→ C1b Heol IsafE→ C1c Heol IsafC→ CFlat 1 Harlech House, Heol IsafC→ CHillcrest, 1d Heol IsafC→ B2 Shepley Court, Heol IsafC→ B2 Heol IsafE→ CFlat 2, Harlech House, Heol IsafC→ C3 Shepley Court, Heol IsafD→ D3a Shepley Court, Heol IsafF→ DFlat 3 Harlech House, Heol IsafC→ CRamleh, 3 Heol IsafE→ CFlat 4, Harlech House, Heol IsafC→ C5 Harlech House, Heol IsafB→ BFlat 6, Harlech House, Heol IsafD→ C7 Harlech House, Heol IsafC→ CFlat 8 Harlech House, Heol IsafC→ BFlat 9, Harlech House, Heol IsafC→ C10 Heol IsafC→ CFlat 10 Harlech House, Heol IsafC→ C11 Harlech House, Heol IsafC→ C11 Heol IsafC→ C11a Heol IsafC→ C11b Heol IsafC→ C11c Heol IsafC→ C11d Heol IsafD→ C12 Harlech House, Heol IsafC→ C17 Heol IsafE→ C18 Heol IsafF→ F20 Heol IsafD→ C23 Heol IsafE→ D26 Heol IsafD→ C27 Heol IsafC→ B31 Heol IsafD→ C36 Heol IsafD→ C37 Heol IsafD→ C39 Heol IsafD→ C40 Heol IsafD→ C44 Heol IsafC→ C45 Heol IsafE→ D46 Heol IsafE→ D47 Heol IsafD→ B48 Heol IsafG→ B48a Heol IsafF→ E48b Heol IsafF→ F53 Heol IsafE→ C55 Heol IsafE→ C57 Heol IsafC→ B58 Heol IsafE→ E60 Heol IsafC→ B61 Heol IsafD→ C62 Heol IsafD→ D64 Heol IsafD→ C65 Heol IsafE→ C66 Heol IsafD→ C67 Heol IsafF→ B68 Heol IsafC→ C70 Heol IsafC→ C73 Heol IsafE→ C
Showing 1–60 of 105 homes12

Other streets in CF15

CGoetre FawrCGlan Y FforddCDe Clare DriveDTy RhiwCCatherine DriveCArudur HenCCardiff RoadDRhiwr Ddar