25 Blackhorse Lane, Redbourn, St Albans, AL3 7EP
About 25 Blackhorse Lane
25 Blackhorse Lane is a five-bedroom semi-detached house in Redbourn, St. Albans, St Albans (AL3 7EP). It has a recorded floor area of 159 m² (around 1715 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (October 2009) shows a D (score 58), a step below the typical UK home. The recommended improvements would push it to C (score 69). The latest certificate is from October 2009, so improvements made since then won't be reflected.
Across 1999–2013, sale prices on this property compounded at 8.6% per year. Today's modelled estimate of £911,000 sits 58.4% above the 2013 sale of £575,000. 13 years since the last transfer (September 2013). Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
What this property has
Inside
- Bedrooms5
Energy performance
25 Blackhorse Lane's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Oct 2019
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,495 · Includes VAT
Planning history
2 applications on record at 25 Blackhorse Lane, Redbourn, St Albans, AL3 7EP
- Mar 2022Loft ConversionFullOutcome in report
Extension: Rear of property
Loft conversion with front and rear roof lights, single storey rear extension with roof lights, alterations to front porch and alterations to openings
ExtensionPorch- Documents
- 25 docs on file
- Reference
- 5/2021/3296
- More recent applications — locked
- ExtensionJan 2024Decision
Unlock 25 Blackhorse Lane, Redbourn, St Albans, AL3 7EP's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full
- The 41 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 1999.
£911,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.6% per year over 14 years.
£575,000
Growth on file: 8.6% per year over 14 years.
Sales timeline
26 September 2013Most recent
£575,000
+17.8%over 2 years9 November 2010
£488,000
+75.5%over 8 years27 August 2002
£278,000
+56.2%over 3 years4 August 1999
£178,000
Median price across the last 5 sales in AL3 7EP: £783,000 (2025–2018).
Nearby sales in AL3 7EP
5 Blackhorse Lane, Redbourn, St Albans, AL3 7EP
Sold Jul 2025
£1,300,00011 Blackhorse Lane, Redbourn, St Albans, AL3 7EP
Sold Sept 2024
£1,601,00027 Blackhorse Lane, Redbourn, St Albans, AL3 7EP
Sold Nov 2018
£750,00015 Blackhorse Lane, Redbourn, St Albans, AL3 7EP
Sold Apr 2018
£640,00021 Blackhorse Lane, Redbourn, St Albans, AL3 7EP
Sold Nov 2017
£900,000
Versus other Blackhorse Lane homes
25 Blackhorse Lane is notably below the street on price per m².
Price per m²
£3,610
Street avg £6,097
Floor Area
159 m²
Street avg 151 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
CO₂ Emissions
6.9 t/year
Street avg 6.8 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Aysgarth Road — bus stop.
Closest school
0.4 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.







