9 St Stephens Avenue, St Albans, AL3 4AA
About 9 St Stephens Avenue
9 St Stephens Avenue is a five-bedroom detached house in St Albans (AL3 4AA). It has a recorded floor area of 232 m² (around 2497 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (November 2024) shows a D (score 56), a step below the typical UK home. When first surveyed in August 2009 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 78). Records show the property has been extended at some point in its history.
Across 2001–2014, sale prices on this property compounded at 5.8% per year. Today's modelled estimate of £1,626,000 sits 54.9% above the 2014 sale of £1,050,000. On a £-per-square-foot basis, the last sale (£420/sq ft) was about 25.9% above the typical sold price in the postcode. At 232 m² it's 25.4% larger than the typical home in the postcode (185 m² median across 15 EPCs). 12 years since the last transfer (September 2014). One historical planning record sits against the property in 2001.
What this property has
Inside
- Bedrooms5
- Bathrooms4
- EnsuiteYes
Outside
- Private gardenSouth-facing
- DrivewayYes
Building
- Previously extendedYes
Energy performance
9 St Stephens Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 3 November 2034
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,795 · Includes VAT
Planning history
1 application on record at 9 St Stephens Avenue, St Albans, AL3 4AA
- Oct 2001Loft ConversionFullOutcome in report
Extension: Single storey · Rear of property
Front porch, single storey rear extension with roof lantern and loft conversion with rear dormer and roof terrace
ExtensionPorch- Documents
- 1 doc on file
- Reference
- 5/2001/1333
Unlock 9 St Stephens Avenue, St Albans, AL3 4AA'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- Every decision — granted, refused or withdrawn (1 on record)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, plus 3 notable nearby
- The 1 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 2001.
£1,626,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 13 years.
£1,050,000
Growth on file: 5.8% per year over 13 years.
Sales timeline
21 September 2014Most recent
£1,050,000
+110.0%over 13 years14 June 2001
£499,999
Median price across the last 5 sales in AL3 4AA: £1,000,000 (2024–2021).
Nearby sales in AL3 4AA
35 St Stephens Avenue, St Albans, AL3 4AA
Sold Jul 2024
£1,000,00021 St Stephens Avenue, St Albans, AL3 4AA
Sold Oct 2023
£1,575,00019 St Stephens Avenue, St Albans, AL3 4AA
Sold Oct 2021
£1,780,00045 St Stephens Avenue, St Albans, AL3 4AA
Sold Feb 2021
£900,00043 St Stephens Avenue, St Albans, AL3 4AA
Sold Feb 2021
£900,000
Versus other St Stephens Avenue homes
CO₂ Emissions for 9 St Stephens Avenue lags the street by a wide margin.
Price per m²
£4,526
Street avg £5,497
Floor Area
232 m²
Street avg 199 m²
Habitable Rooms
9 rooms
Street avg 7 rooms
CO₂ Emissions
11.5 t/year
Street avg 6.1 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
170/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Recreation Ground Path — bus stop.
Closest school
0.4 km
The Marlborough Science Academy. 22 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







