11 St Margarets, Great Gaddesden, Hemel Hempstead, HP1 3BZ
About 11 St Margarets
11 St Margarets is a four-bedroom semi-detached house in Great Gaddesden, Hemel Hempstead, Hemel Hempstead (HP1 3BZ). It has a recorded floor area of 151 m² (around 1625 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (May 2025) shows an E (score 45), well below the UK norm with real room to improve. The recommended improvements would lift it to A (score 92), a 4-band jump. Main heating runs on oil. Other recorded features include a self-contained annexe. Period features are noted in the property record. Records show the property has been extended at some point in its history.
Untraded for 20 years, with the last transfer in October 2006. Across the public record there are 4 sales, relatively high churn for a single property. Across 1996–2006, sale prices on this property compounded at 14.2% per year. Today's modelled estimate of £984,000 sits 67.6% above the 2006 sale of £587,000. At 151 m² it's 28.8% smaller than the typical home in the postcode (212 m² median across 11 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs). 3 planning records sit against the property, 2 approved, 1 refused.
What this property has
Inside
- Bedrooms4
- Bathrooms2
Outside
- Private gardenYes
- DrivewayYes
Building
- Period featuresYes
- Previously extendedYes
Energy performance
11 St Margarets's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,495 · Includes VAT
Planning history
3 applications on record at 11 St Margarets, Great Gaddesden, Hemel Hempstead, HP1 3BZ
- Nov 2001FullOutcome in report
REPLACEMENT GARAGE WITH ACCOMMODATION OVER
- Reference
- 4/01714/01/FHA
- More recent applications — locked
- RenovationOct 2002Decision
- FullFeb 2002Decision
Unlock 11 St Margarets, Great Gaddesden, Hemel Hempstead, HP1 3BZ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 1 notable nearby
- What the pattern means for extending or converting here
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Sales history & valuation
Price for 11 St Margarets has grown more than fourfold since the 1996 starting point.
£984,000
Modelled from EPC, postcode comparables and a sale-price growth of 14.2% per year over 11 years.
£587,000
Growth on file: 14.2% per year over 11 years.
Sales timeline
25 October 2006Most recent
£587,000
+2.1%over 3 years23 October 2003
£575,000
+43.8%over 3 years17 March 2000
£400,000
+181.7%over 4 years9 February 1996
£142,000
Median price across the last 5 sales in HP1 3BZ: £1,145,500 (2023–2018).
Nearby sales in HP1 3BZ
Honeybrook, St Margarets, Great Gaddesden, Hemel Hempstead, HP1 3BZ
Sold Aug 2023
£1,145,500Hill View House, St Margarets, Great Gaddesden, Hemel Hempstead, HP1 3BZ
Sold Jun 2021
£1,500,0005 6, St Margarets, Great Gaddesden, Hemel Hempstead, HP1 3BZ
Sold Oct 2020
£1,075,0001 St Margarets, Great Gaddesden, Hemel Hempstead, HP1 3BZ
Sold Sept 2020
£680,000The Bungalow, St Margarets, Great Gaddesden, Hemel Hempstead, HP1 3BZ
Sold Dec 2018
£2,650,000
Versus other St Margarets homes
Years Held for 11 St Margarets runs comfortably ahead of the street norm.
Price per m²
£3,887
Street avg £4,414
Floor Area
151 m²
Street avg 215 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
9.7 t/year
Street avg 6.2 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
0.8 km
Church Meadow — bus stop.
Closest school
0.7 km
Great Gaddesden Church of England Primary School. 2 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
42.6dB

Night-time· 23:00 – 07:00
35.6dB







