3Y Avg Price
£582,000
5 sales
Properties
18
Sales / Year
2.0
5-year average
Avg £/sq ft
£750
£8,069/m²
Rank in AL3
161st
of 275 streets
Last Sale
£605,000
Dec 2025
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
62 total recorded
1 Thornton Street
Terraced
£605,000
Dec 2025
5 Thornton Street
Terraced
£590,000
Nov 2025
15 Thornton Street
Terraced
£600,000
Aug 2025
7 Thornton Street
Terraced
£515,000
Mar 2025
2 Thornton Street
Terraced
£600,000
Apr 2024
14 Thornton Street
Terraced
£840,000
Nov 2022
6 Thornton Street
Terraced
£570,000
Aug 2022
23 Thornton Street
Terraced
£535,000
Jun 2022
21 Thornton Street
Terraced
£532,000
Mar 2022
3 Thornton Street
Terraced
£550,000
Jan 2022
Street Rankings — AL3
Streets ranked by 3-year average sale price. Showing positions 157–166 of 275.
| # | Street | 3Y Avg |
|---|---|---|
| 157 | Links View | £590,000 |
| 157 | Flamsteadbury Lane | £590,000 |
| 159 | Folly Avenue | £589,944 |
| 160 | Grange Street | £583,286 |
| 161 | Thornton Street | £582,000 |
| 162 | Maryland Place | £580,833 |
| 163 | Portland Street | £578,075 |
| 164 | Lower Dagnall Street | £575,964 |
| 165 | Bettespol Meadows | £575,000 |
| 166 | Neville Close | £572,188 |
Property Mix
Type
Tenure
EPC Ratings
18 of 18 properties have an EPC record
Avg floor area: 818 sq ft (76 m²)
District Context — AL3
AL3 covers the village and rural areas around Harpenden in Hertfordshire, lying north of London and within commuting distance of the capital. It is a prosperous, family-oriented district characterised by period properties, green spaces, and strong community amenities.
Average Property Price - AL3
£704,779
93
National percentile
Average Net Household Income - AL3
£55,431
95
National percentile
10-Year Annualised Price Growth - AL3
3.7%
54
National percentile
10-Year Annualised Rent Growth - AL
3.9%
50
National percentile