1a, St Stephens Avenue, St Albans, AL3 4AA
About 1a
1a is a five-bedroom detached house in St Albans (AL3 4AA). It has a recorded floor area of 185 m² (around 1991 sq ft), construction records dating it to 2012 onwards and council tax band F. The latest certificate (January 2024) returns a B (score 81), comfortably above the UK average. The rating has held steady at B across 3 certificates since January 2013. Between certificates, window efficiency dropped from Very Good to Good.
Held since April 2009 — that's 17 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Across 2001–2009, sale prices on this property compounded at 3.3% per year. Today's modelled estimate of £1,115,000 sits 174% above the 2009 sale of £407,000. On a £-per-square-foot basis, the last sale (£204/sq ft) was about 48.4% below the postcode norm. Its energy rating outperforms most of the postcode (better than 73% of similar EPCs). One historical planning record sits against the property in 2010.
What this property has
Inside
- Bedrooms5
- Dining roomYes
- Utility roomYes
- EnsuiteYes
- StudyYes
Outside
- Private gardenYes
- ParkingOff street
Energy performance
EPC Rating
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Planning history
1 application on record at 1a, St Stephens Avenue, St Albans, AL3 4AA
- Oct 2010ConservatoryFullOutcome in report
Side conservatory
Extension- Documents
- 7 docs on file
- Reference
- 5/2010/1891
Unlock 1a, St Stephens Avenue, St Albans, AL3 4AA's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 5 notable nearby
- The 7 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
1a's estimated value is more than triple its earliest registered sale price (2001).
£1,115,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 8 years.
£407,000
Growth on file: 3.3% per year over 8 years.
Sales timeline
29 April 2009Most recent
£407,000
+29.6%over 7 years3 May 2001
£314,000
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
£1,780,00043 St Stephens Avenue, St Albans, AL3 4AA
Sold Feb 2021
£900,00045 St Stephens Avenue, St Albans, AL3 4AA
Sold Feb 2021
£900,000
Versus other St Stephens Avenue homes
On price per m², 1a runs well behind the street norm.
Price per m²
£2,200
Street avg £5,676
Floor Area
185 m²
Street avg 202 m²
Habitable Rooms
7 rooms
Street avg 8 rooms
CO₂ Emissions
3.5 t/year
Street avg 6.6 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/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.







