13 Box Lane, Hemel Hempstead, HP3 0DH
About 13 Box Lane
13 Box Lane is a seven-bedroom detached house in Hemel Hempstead (HP3 0DH). It has a recorded floor area of 431 m² (around 4639 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (November 2024) shows a C (score 74). When first surveyed in April 2010 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Poor to Very Good and window efficiency went from Poor to Average.
At 431 m² the property is well over the postcode median (112 m² across 14 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). 7 bedrooms is on the larger side for this postcode, where 4 is the typical count. It changed hands recently, sold July 2025 for £2,200,000. 13 planning records sit against the property, 10 approved, 3 refused. Past consents include new windows, an annexe, a loft conversion and an extension, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. Across 1997–2025, sale prices on this property compounded at 6.8% per year. Today's modelled estimate of £2,427,000 is 10.3% above the 2025 sale price.
What this property has
Inside
- Bedrooms7
- Bathrooms4
Energy performance
13 Box Lane's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Windows upgraded, improving insulation
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Window efficiency improved
Wall insulation improved
Roof insulation improved
Floor insulation added or improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, is a large detached home over 300m², and has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,945 · Includes VAT
Planning history
13 Box Lane has a listed-building consent on record — alterations to a listed property are tightly controlled.
13 applications on record at 13 Box Lane, Hemel Hempstead, HP3 0DH
- Mar 2011RenovationHeritageOutcome in report
Reduction in height of front flint wall and new access
- Documents
- 6 docs on file
- Reference
- 4/00071/11/LBC
- More recent applications — locked
- RenovationApr 2025Decision
- AnnexAug 2019Decision
+ 10 more applications in the report
Unlock 13 Box Lane, Hemel Hempstead, HP3 0DH's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (13 on record)
- All 13 applications on this property in full, plus 2 notable nearby
- The 91 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
Latest sale on 13 Box Lane was the highest on Land Registry record across the postcode.
£2,427,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.8% per year over 28 years.
£2,200,000
Growth on file: 6.8% per year over 28 years.
Sales timeline
29 July 2025Most recent
£2,200,000
+139.1%over 9 years8 January 2016
£920,000
+11.5%over 5 years30 August 2010
£825,000
+135.7%over 13 years29 June 1997
£350,000
Median price across the last 5 sales in HP3 0DH: £563,000 (2024–2020).
Nearby sales in HP3 0DH
Cromwell House, Flat 2, 29 Box Lane, Hemel Hempstead, HP3 0DH
Sold Oct 2024
£610,000Cromwell House, Flat 8, 29 Box Lane, Hemel Hempstead, HP3 0DH
Sold Feb 2024
£475,0001 Box Lane, Hemel Hempstead, HP3 0DH
Sold Jan 2021
£885,000Cromwell House, Flat 7, 29 Box Lane, Hemel Hempstead, HP3 0DH
Sold Jan 2021
£450,000Cromwell House, Flat 4, 29 Box Lane, Hemel Hempstead, HP3 0DH
Sold Dec 2020
£563,000
Versus other Box Lane homes
Price per m² for 13 Box Lane runs comfortably ahead of the street norm.
Price per m²
£5,104
Street avg £1,662
Floor Area
431 m²
Street avg 191 m²
Habitable Rooms
13 rooms
Street avg 8 rooms
CO₂ Emissions
9.7 t/year
Street avg 10.4 t/year
Similar properties nearby
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
0.0 km
Boxmoor House School — bus stop.
Closest school
0.9 km
St Rose's Catholic Infant School. 15 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
55.2dB

Night-time· 23:00 – 07:00
47.5dB







