5 Gainsborough Avenue, St Albans, AL1 4NJ
About 5 Gainsborough Avenue
5 Gainsborough Avenue is a three-bedroom semi-detached house in St Albans (AL1 4NJ). It has a recorded floor area of 132 m² (around 1421 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (March 2021) shows a C (score 79), near the top of the C band. When first surveyed in February 2019 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Average, roof efficiency went from Average to Good and window efficiency went from Poor to Good. Our model identifies extension potential, subject to local planning policy.
6 planning records sit against the property, 2 approved, 0 refused. Past consents include tree works, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 82% of similar EPCs). Today's modelled estimate of £1,261,000 is 24.2% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£714/sq ft) was about 74.6% above the typical sold price in the postcode. Sold July 2019 for £1,015,000.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Building
- Extension potentialPossible
Everything you need to know about 5 Gainsborough Avenue
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Floor insulation added or improved
More low energy lighting installed
MVHR (mechanical ventilation with heat recovery) installed
Solar water heating installed
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 £1,645 · Includes VAT
Planning history
5 Gainsborough Avenue has 3 separate extension applications on the council record.
6 applications on record at 5 Gainsborough Avenue, St Albans, AL1 4NJ
- Dec 2019Tree WorksTreesOutcome in report
Need to fell due to building works and tree is close to house. Low amenity value. Will replant a multi-seasonal tree. Tree = Maple, similar to Acer negundo, a fast-growing tree native to the western United States. It is sometimes called box elder because
- Documents
- 4 docs on file
- Reference
- TP/2019/0519
- More recent applications — locked
- Tree WorksJun 2022Decision
- Solar PanelsMar 2020Decision
+ 3 more applications in the report
Unlock 5 Gainsborough Avenue, St Albans, AL1 4NJ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (6 on record)
- All 6 applications on this property in full, plus 1 notable nearby
- The 53 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
5 Gainsborough Avenue valuation sits well clear of the typical sold price in this postcode.
£1,261,000
Modelled from EPC, postcode comparables.
£1,015,000
Recorded with HM Land Registry.
Sales timeline
18 July 2019Most recent
£1,015,000
Median price across the last 5 sales in AL1 4NJ: £1,285,000 (2024–2013).
Nearby sales in AL1 4NJ
17 Gainsborough Avenue, St Albans, AL1 4NJ
Sold Apr 2024
£1,300,00015 Gainsborough Avenue, St Albans, AL1 4NJ
Sold Oct 2022
£1,650,00027 Gainsborough Avenue, St Albans, AL1 4NJ
Sold Feb 2016
£1,285,00019 Gainsborough Avenue, St Albans, AL1 4NJ
Sold Nov 2014
£1,088,00029 Gainsborough Avenue, St Albans, AL1 4NJ
Sold Sept 2013
£745,000
Versus other Gainsborough Avenue homes
5 Gainsborough Avenue outperforms the street on co₂ emissions by a wide margin.
Price per m²
£7,689
Street avg £5,985
Floor Area
132 m²
Street avg 159 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
2.9 t/year
Street avg 6.5 t/year
Everything you need to know about 5 Gainsborough Avenue
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

Similar properties nearby
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
0.3 km
Blenheim Road — bus stop.
Closest school
0.5 km
Verulam 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.









