9 Blenheim Road, St Albans, AL1 4NS
About 9 Blenheim Road
9 Blenheim Road is a five-bedroom semi-detached house in St Albans (AL1 4NS). It has a recorded floor area of 182 m² (around 1959 sq ft), construction records dating it to 1900-1929 and council tax band G. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. The latest certificate (May 2018) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 76), a 2-band jump.
3 planning records sit against the property, 2 approved, 1 refused. Past consents include tree works and an extension, meaningful when judging how the property has evolved. Across 2008–2018, sale prices on this property compounded at 4.1% per year. Today's modelled estimate of £1,456,000 is 12.9% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£658/sq ft) was about 61.3% above the typical sold price in the postcode. Most recent transfer: August 2018 at £1,290,000.
What this property has
Inside
- Bedrooms5
- Dining roomYes
- EnsuiteYes
Building
- Listed buildingYes
Everything you need to know about 9 Blenheim Road
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
9 Blenheim Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
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Level 3 Building Survey
Because the property was built before 1919, is a listed building, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
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Planning history
3 applications on record at 9 Blenheim Road, St Albans, AL1 4NS
- Jun 2009ExtensionOutlineOutcome in report
Extension: Single storey · Rear of property
Certificate of Lawfulness (proposed) - Single storey rear extension, roof lights to side elevation and alteration to openings
- Documents
- 2 docs on file
- Reference
- 5/2009/0807
- More recent applications — locked
- Tree WorksJul 2017Decision
- ExtensionSept 2009Decision
Unlock 9 Blenheim Road, St Albans, AL1 4NS's full planning history
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- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 1 notable nearby
- The 6 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
9 Blenheim Road valuation sits well clear of the typical sold price in this postcode.
£1,456,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.1% per year over 10 years.
£1,290,000
Growth on file: 4.1% per year over 10 years.
Sales timeline
28 August 2018Most recent
£1,290,000
+51.8%over 10 years11 March 2008
£850,000
Median price across the last 5 sales in AL1 4NS: £1,170,000 (2024–2016).
Nearby sales in AL1 4NS
Versus other Blenheim Road homes
On co₂ emissions, 9 Blenheim Road runs well behind the street norm.
Price per m²
£7,088
Street avg £5,901
Floor Area
182 m²
Street avg 163 m²
Habitable Rooms
8 rooms
Street avg 8 rooms
CO₂ Emissions
10.0 t/year
Street avg 7.6 t/year
Everything you need to know about 9 Blenheim Road
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Blenheim Road — bus stop.
Closest school
0.5 km
Bernards Heath Infant and Nursery School. 36 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.









