20 Colonsay, Hemel Hempstead, HP3 8TZ
About 20 Colonsay
20 Colonsay is a three-bedroom end-of-terrace house in Hemel Hempstead (HP3 8TZ). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1991-1995 and council tax band C. The latest certificate (August 2016) shows a C (score 71). The recommended improvements would push it to B (score 84). Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position.
4 planning records sit against the property, 4 approved, 0 refused. Past consents include a loft conversion, meaningful when judging how the property has evolved. Last sold in April 2017, so it's been off the market for around 9 years. Today's modelled estimate of £447,000 is 25.2% above the 2017 sale price.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- CloakroomYes
Outside
- Private gardenWrap around
- ParkingOff road
- Cul-de-sacYes
Building
- RefurbishedYes
- Extension potentialPossible
Energy performance
EPC Rating
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Planning history
20 Colonsay has been through 4 approved planning applications — a well-evolved property.
4 applications on record at 20 Colonsay, Hemel Hempstead, HP3 8TZ
- Jun 2021FullOutcome in report
Construction of new dwelling. Subdivision of property into two smaller plots.
- Documents
- 10 docs on file
- Reference
- 21/01240/FUL
- More recent applications — locked
- ConditionsNov 2023Decision
- Loft ConversionMay 2023Decision
+ 1 more application in the report
Unlock 20 Colonsay, Hemel Hempstead, HP3 8TZ'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- Every decision — granted, refused or withdrawn (4 on record)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, plus 1 notable nearby
- The 26 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
£447,000
Modelled from EPC, postcode comparables.
£357,000
Recorded with HM Land Registry.
Sales timeline
6 April 2017Most recent
£357,000
Median price across the last 3 sales in HP3 8TZ: £295,000 (2020–2007).
Versus other Colonsay homes
EPC Rating
71 (C)
Street avg 71 (C)
Floor Area
85 m²
Street avg 88 m²
CO₂ Emissions
3.0 t/year
Street avg 3.0 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
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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
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Colonsay — bus stop.
Closest school
0.6 km
Hobbs Hill Wood Primary School. 18 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
40.7dB







