Heol Islwyn, Fforestfach

31 homes · mostly 2003-2006 semi-detached · SA5 4NZ

25 of 31 graded homes sit below their potential — on average 1.1 grades of headroom.

C
Street Grade
The most common grade among this street’s current certificates. Average score 76.

Grade distribution

Current certificates, 31 graded homes.

1
29
1
ABCDEFG

Price statistics

HM Land Registry price paid data since 1995.

£228,500
average, last 10 years
83
sales since 1995
£226,000
latest sale, 8 May 2026
27 · 8 May 2026£226,000
28 · 27 March 2026£318,000
3 · 29 October 2025£290,000
3 · 30 June 2025£280,000
9 · 2 August 2024£250,000

Homes on Heol Islwyn

Pick an address to see its Report Card.

AddressGrade → potential
1 Heol IslwynC→ C3 Heol IslwynC→ B6 Heol IslwynC→ B7 Heol IslwynC→ C8 Heol IslwynC→ B9 Heol IslwynC→ B10 Heol IslwynC→ B12 Heol IslwynC→ B15 Heol IslwynD→ B17 Heol IslwynC→ C19 Heol IslwynC→ B20 Heol IslwynC→ B22 Heol IslwynC→ B23 Heol IslwynC→ B24 Heol IslwynC→ B27 Heol IslwynC→ B28 Heol IslwynC→ B29 Heol IslwynC→ B31 Heol IslwynC→ B35 Heol IslwynC→ A37 Heol IslwynA→ A41 Heol IslwynC→ B45 Heol IslwynC→ B47 Heol IslwynC→ B49 Heol IslwynC→ C51 Heol IslwynC→ C55 Heol IslwynC→ B57 Heol IslwynC→ B59 Heol IslwynC→ B63 Heol IslwynC→ B67 Heol IslwynC→ B

Other streets in SA5

DCarmarthen RoadDLlangyfelach RoadCHeol GwyrosyddDLlangyfelach RoadDPenderry RoadCCaergynydd RoadCHeol FrankDPentregethin Road