12a, Cooks Vennel, Hemel Hempstead, HP1 3JB
About 12a
12a is a two-bedroom mid-terrace house in Hemel Hempstead (HP1 3JB). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (April 2015) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2014. Between certificates, roof efficiency went from Average to Good; while hot-water efficiency dropped from Good to Average and lighting dropped from Average to Very Poor. The recommended improvements would lift it to B (score 88), a 2-band jump. The latest certificate is from April 2015, so improvements made since then won't be reflected.
Today's modelled estimate of £392,000 sits 60% above the 2014 sale of £245,000. At 102 m² it's 23.6% larger than the typical home in the postcode (83 m² median across 12 EPCs). Last changed hands 12 years ago, in November 2014.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Open-plan layoutYes
Outside
- Private gardenYes
- ParkingYes
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 19 Apr 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
Low energy lighting percentage decreased
Get a survey for this property
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Planning history
12a has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12a valuation sits well clear of the typical sold price in this postcode.
£392,000
Modelled from EPC, postcode comparables.
£245,000
Recorded with HM Land Registry.
Sales timeline
7 November 2014Most recent
£245,000
Median price across the last 5 sales in HP1 3JB: £390,000 (2023–2018).
Nearby sales in HP1 3JB
2 Cooks Vennel, Hemel Hempstead, HP1 3JB
Sold Jul 2023
£390,0007 Cooks Vennel, Hemel Hempstead, HP1 3JB
Sold Apr 2022
£390,00010 Cooks Vennel, Hemel Hempstead, HP1 3JB
Sold Dec 2020
£322,50016 Cooks Vennel, Hemel Hempstead, HP1 3JB
Sold Jun 2020
£330,00010a, Cooks Vennel, Hemel Hempstead, HP1 3JB
Sold May 2018
£390,000
Versus other Cooks Vennel homes
12a is notably below the street on price per m².
Price per m²
£2,402
Street avg £3,874
Floor Area
102 m²
Street avg 84 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
5.8 t/year
Street avg 3.4 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
16/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Rossgate Shops — bus stop.
Closest school
0.2 km
Galley Hill Primary School and Nursery. 25 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
49.1dB

Night-time· 23:00 – 07:00
40.2dB







