52 Harpenden Lane, Redbourn, St Albans, AL3 7PB
About 52 Harpenden Lane
52 Harpenden Lane is a four-bedroom detached house in Redbourn, St. Albans, St Albans (AL3 7PB). It has a recorded floor area of 124 m² (around 1335 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (March 2026) shows a C (score 69), just inside the C band. When first surveyed in August 2012 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Poor to Very Good; while window efficiency dropped from Poor to Very Poor. This certificate was lodged in the last six months, so the rating reflects current condition.
At 124 m² the property is well over the postcode median (83 m² across 21 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 81% of similar EPCs). Across 1997–2017, sale prices on this property compounded at 6.7% per year. Today's modelled estimate of £852,000 is 23.5% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£517/sq ft) was about 65.4% above the typical sold price in the postcode. 9 years since the last transfer (June 2017). One historical planning record sits against the property in 2018.
What this property has
Inside
- Bedrooms4
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Certificate validity
Valid until 28 March 2036
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Loft insulation upgraded to recommended levels
More low energy lighting installed
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Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
1 application on record at 52 Harpenden Lane, Redbourn, St Albans, AL3 7PB
- Jan 2018Garage ConversionFullOutcome in report
Extension: Single storey · Rear of property
Demolition of conservatory and part rear projection, construction of single storey rear extension with rooflights, partial garage conversion, render to first floor front and side elevations and alterations to openings
ExtensionDemolition- Documents
- 13 docs on file
- Reference
- 5/2017/3451
Unlock 52 Harpenden Lane, Redbourn, St Albans, AL3 7PB's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- The 13 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has grown by over 3x since 1997.
£852,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 20 years.
£690,000
Growth on file: 6.7% per year over 20 years.
Sales timeline
19 June 2017Most recent
£690,000
+263.2%over 19 years31 August 1997
£190,000
Median price across the last 5 sales in AL3 7PB: £500,000 (2026–2022).
Nearby sales in AL3 7PB
72 Harpenden Lane, Redbourn, St Albans, AL3 7PB
Sold Jan 2026
£620,00048 Harpenden Lane, Redbourn, St Albans, AL3 7PB
Sold Oct 2025
£420,50018 Harpenden Lane, Redbourn, St Albans, AL3 7PB
Sold Feb 2025
£675,00056 Harpenden Lane, Redbourn, St Albans, AL3 7PB
Sold Oct 2023
£500,00028 Harpenden Lane, Redbourn, St Albans, AL3 7PB
Sold Dec 2022
£485,000
Versus other Harpenden Lane homes
On habitable rooms, 52 Harpenden Lane stands well clear of the street.
Price per m²
£5,565
Street avg £5,424
Floor Area
124 m²
Street avg 91 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
4.3 t/year
Street avg 5.2 t/year
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The neighbourhood at a glance
Crime
170/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Ver Road — bus stop.
Closest school
0.7 km
Redbourn Primary School. 5 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







