Thornbury, Harpenden

14 homes · mostly 1967-1975 detached · AL5 5SN

13 of 14 graded homes sit below their potential — on average 1.2 grades of headroom.

C
Street Grade
The most common grade among this street’s current certificates. Average score 63.4.

Grade distribution

Current certificates, 14 graded homes.

7
5
2
ABCDEFG

Price statistics

HM Land Registry price paid data since 1995.

£732,065
average, last 10 years
29
sales since 1995
£595,000
latest sale, 11 November 2025
20 · 11 November 2025£595,000
6 · 12 May 2022£955,000
12 · 23 February 2021£777,500
21 · 5 February 2021£800,000
31 · 6 November 2018£726,957

Homes on Thornbury

Pick an address to see its Report Card.

AddressGrade → potential
2 ThornburyE→ C6 ThornburyC→ B7 ThornburyC→ C8 ThornburyD→ C12 ThornburyD→ B13 ThornburyD→ C19 ThornburyD→ C20 ThornburyC→ B21 ThornburyD→ B24 ThornburyC→ B25 ThornburyE→ D26 ThornburyC→ B31 ThornburyC→ B33 ThornburyC→ B

Other streets in AL5

CMilton RoadCStation RoadDLuton RoadCLower Luton RoadDCravells RoadCRoundwood LaneCSouthdown RoadDCrabtree Lane