21 Blueberry Close, St Albans, AL3 6NH
About 21 Blueberry Close
21 Blueberry Close is a four-bedroom mid-terrace house in St Albans (AL3 6NH). It has a recorded floor area of 119 m² (around 1281 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (June 2020) shows a C (score 75), near the top of the C band. When first surveyed in May 2009 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good, lighting went from Average to Very Good and main heating went from Average to Good; while roof efficiency dropped from Good to Poor. The recommended improvements would push it to B (score 85).
At 119 m² the property is well over the postcode median (54 m² across 20 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2015. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Across 1996–2021, sale prices on this property compounded at 8.3% per year. Today's modelled estimate of £675,000 is 22.7% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£429/sq ft) was about 56% above the typical sold price in the postcode. Most recent transfer: June 2021 at £550,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- Utility roomYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
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Planning history
1 application on record at 21 Blueberry Close, St Albans, AL3 6NH
- Apr 2015Loft ConversionOutlineOutcome in report
Extension: Single storey · Rear of property
Certificate of Lawfulness (proposed) - Single storey rear extension and loft conversion incorporating rear dormer window and front rooflights
Extension- Documents
- 7 docs on file
- Reference
- 5/2015/0311
Unlock 21 Blueberry Close, St Albans, AL3 6NH'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- Every decision — granted, refused or withdrawn (1 on record)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
- The 7 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Price for 21 Blueberry Close has grown more than fourfold since the 1996 starting point.
£675,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.3% per year over 25 years.
£550,000
Growth on file: 8.3% per year over 25 years.
Sales timeline
21 June 2021Most recent
£550,000
+103.7%over 10 years7 June 2011
£270,000
+255.3%over 14 years25 July 1996
£76,000
Median price across the last 5 sales in AL3 6NH: £575,000 (2025–2017).
Nearby sales in AL3 6NH
Versus other Blueberry Close homes
21 Blueberry Close outperforms the street on epc rating by a wide margin.
Price per m²
£4,622
Street avg £4,573
Floor Area
119 m²
Street avg 99 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.4 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
St Albans Girls' School — bus stop.
Closest school
0.2 km
St Albans Girls' School. 25 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







