Twenty Acre Cottage, London Road, Flamstead, St Albans, AL3 8HQ
About Twenty Acre Cottage
Twenty Acre Cottage is a semi-detached house in Flamstead, St. Albans, St Albans (AL3 8HQ). It has a recorded floor area of 156 m² (around 1679 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (June 2018) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2013. Between certificates, wall efficiency went from Very Poor to Poor; while roof efficiency dropped from Good to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 80).
Untraded for 21 years, with the last transfer in March 2005. Today's modelled estimate of £632,000 sits 180.9% above the 2005 sale of £225,000. 4 planning records sit against the property, 2 approved, 2 refused. Past consents include an extension and subdivision, meaningful when judging how the property has evolved.
Energy performance
Twenty Acre Cottage's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Wall insulation improved
Low energy lighting percentage decreased
Ventilation system changed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
Council records show a subdivision application — the property's legal arrangement has been altered.
4 applications on record at Twenty Acre Cottage, London Road, Flamstead, St Albans, AL3 8HQ
- Apr 2007New BuildFullOutcome in report
Replacement dwelling
- Documents
- 6 docs on file
- Reference
- 4/00438/07/FUL
- More recent applications — locked
- SubdivisionMay 2020Decision
- ExtensionJan 2020Decision
+ 1 more application in the report
Unlock Twenty Acre Cottage, London Road, Flamstead, St Albans, AL3 8HQ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (4 on record)
- All 4 applications on this property in full
- The 33 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
£632,000
Modelled from EPC, postcode comparables.
£225,000
Recorded with HM Land Registry.
Sales timeline
24 March 2005Most recent
£225,000
Median price across the last 1 sales in AL3 8HQ: £825,000 (2025–2025).
Nearby sales in AL3 8HQ
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Holiday Inn — bus stop.
Closest school
1.3 km
Flamstead Village School. 3 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







