12 William Court, Hemel Hempstead, HP3 0AY
About 12 William Court
12 William Court is a one-bedroom end-of-terrace house in Hemel Hempstead (HP3 0AY). It has a recorded floor area of 41 m² (around 441 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (March 2022) shows a C (score 70). The rating has held steady at C across 2 certificates since March 2011. Between certificates, lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 89).
It hasn't traded since May 2011, a hold of 15 years that's notably long for the area. Across 1996–2011, sale prices on this property compounded at 13% per year. Today's modelled estimate of £269,000 sits 57.3% above the 2011 sale of £171,000. On a £-per-square-foot basis, the last sale (£387/sq ft) was about 71% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms1
- Bathrooms1
- Open-plan layoutYes
- Utility roomYes
Outside
- Private gardenFront and rear
- ParkingAllocated
Building
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
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Planning history
12 William Court has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 William Court has more than quadrupled in price since its earliest registered sale in 1996.
£269,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.0% per year over 15 years.
£171,000
Growth on file: 13.0% per year over 15 years.
Sales timeline
22 May 2011Most recent
£171,000
+128.0%over 4 years23 January 2007
£75,000
+177.8%over 10 years29 March 1996
£27,000
Median price across the last 5 sales in HP3 0AY: £207,500 (2021–2014).
Nearby sales in HP3 0AY
3 William Court, Hemel Hempstead, HP3 0AY
Sold Aug 2021
£262,5001 William Court, Hemel Hempstead, HP3 0AY
Sold Feb 2019
£285,00011 William Court, Hemel Hempstead, HP3 0AY
Sold Oct 2015
£207,5002 William Court, Hemel Hempstead, HP3 0AY
Sold Jul 2014
£185,0005 William Court, Hemel Hempstead, HP3 0AY
Sold Apr 2010
£208,500
Versus other William Court homes
Floor Area for 12 William Court lags the street by a wide margin.
Price per m²
£4,171
Street avg £3,773
Floor Area
41 m²
Street avg 47 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.8 t/year
Street avg 2.1 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
White Lion Street — bus stop.
Closest school
0.3 km
Two Waters Primary School. 27 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
53.6dB

Night-time· 23:00 – 07:00
44.0dB







