3a, Cowper Road, Markyate, St Albans, AL3 8PP
About 3a
3a is a semi-detached house in Markyate, St. Albans, St Albans (AL3 8PP). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1950-1966 and council tax band B. At 42 m² this is the 12th smallest of 25 units on EPC record in the building, where floor areas span 37–96 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (May 2023) shows a C (score 75), near the top of the C band. The rating has held steady at C across 2 certificates since September 2010. Between certificates, roof efficiency went from Average to Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Average and window efficiency dropped from Good to Average.
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Energy performance
3a's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 8 May 2033
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Loft insulation upgraded to recommended levels
More low energy lighting installed
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Planning history
3a has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
3a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£176,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in AL3 8PP: £200,000 (2025–2013).
Nearby sales in AL3 8PP
5a, Cowper Road, Markyate, St Albans, AL3 8PP
Sold Dec 2025
£200,00037 Cowper Road, Markyate, St Albans, AL3 8PP
Sold Oct 2023
£425,00027a, Cowper Road, Markyate, St Albans, AL3 8PP
Sold Nov 2019
£217,00027 Cowper Road, Markyate, St Albans, AL3 8PP
Sold Jun 2010
£175,00027b, Cowper Road, Markyate, St Albans, AL3 8PP
Sold Oct 2002
£108,000
Versus other Cowper Road homes
EPC Rating for 3a runs comfortably ahead of the street norm.
EPC Rating
75 (C)
Street avg 72 (C)
Floor Area
42 m²
Street avg 40 m²
CO₂ Emissions
1.4 t/year
Street avg 1.6 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about 3a
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Crime
170/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Village Hall — bus stop.
Closest school
0.2 km
Markyate Village School and Nursery. 4 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.