16b, Box Lane, Hemel Hempstead, HP3 0DJ
About 16b
16b is a detached house in Hemel Hempstead (HP3 0DJ). It has a recorded floor area of 290 m² (around 3122 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (September 2021) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since November 2008. Between certificates, hot-water efficiency went from Poor to Good and lighting went from Very Poor to Good; while wall efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 77).
3 planning records sit against the property, 1 approved, 2 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 290 m² it's 28.5% larger than the typical home in the postcode (226 m² median across 26 EPCs).
Energy performance
16b's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Window efficiency improved
More low energy lighting installed
Loft insulation upgraded to recommended levels
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,795 · Includes VAT
Planning history
16b has an approved extension on the planning record.
3 applications on record at 16b, Box Lane, Hemel Hempstead, HP3 0DJ
- Mar 2003ConservatoryFullOutcome in report
SIDE CONSERVATORY AND EXTENSION TO GARAGE
Extension- Reference
- 4/00089/03/FHA
- More recent applications — locked
- Tree WorksApr 2021Decision
- ExtensionOct 2008Decision
Unlock 16b, Box Lane, Hemel Hempstead, HP3 0DJ'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- Every decision — granted, refused or withdrawn (3 on record)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 2 notable nearby
- The 12 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
16b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£1,523,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in HP3 0DJ: £1,270,000 (2024–2021).
Nearby sales in HP3 0DJ
56 Box Lane, Hemel Hempstead, HP3 0DJ
Sold Oct 2024
£1,270,00016 Box Lane, Hemel Hempstead, HP3 0DJ
Sold Feb 2022
£1,550,00032 Box Lane, Hemel Hempstead, HP3 0DJ
Sold Jun 2021
£1,910,0001 The Pines, Box Lane, Hemel Hempstead, HP3 0DJ
Sold May 2021
£1,085,00022 Box Lane, Hemel Hempstead, HP3 0DJ
Sold Apr 2021
£1,072,000
Versus other Box Lane homes
Floor Area for 16b runs comfortably ahead of the street norm.
EPC Rating
61 (D)
Street avg 60 (D)
Floor Area
290 m²
Street avg 228 m²
CO₂ Emissions
12.0 t/year
Street avg 9.7 t/year
Habitable Rooms
10 rooms
Street avg 9 rooms
Similar properties nearby
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
Sheethanger Common — bus stop.
Closest school
1.4 km
Pixies Hill Primary School. 11 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
47.1dB

Night-time· 23:00 – 07:00
40.5dB







