Harts Hill Farm, Flaunden Lane, Bovingdon, Hemel Hempstead, HP3 0PD
About Harts Hill Farm
Harts Hill Farm is a detached house in Bovingdon, Hemel Hempstead, Hemel Hempstead (HP3 0PD). It has a recorded floor area of 239 m² (around 2573 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (March 2023) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2016. Between certificates, lighting went from Poor to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 83), a 2-band jump. Main heating runs on oil.
At 239 m² the property is well over the postcode median (88 m² across 12 EPCs), placing it in the larger end of the local stock. It changed hands recently, sold January 2026 for £1,475,000. Across 1998–2026, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £1,838,000 is 24.6% above the 2026 sale price. On a £-per-square-foot basis, the last sale (£573/sq ft) was about 48.5% above the typical sold price in the postcode. 2 planning records sit against the property, 0 approved, 2 refused.
Everything you need to know about Harts Hill Farm
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Harts Hill Farm's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 6 March 2033
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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
A recent planning application at Harts Hill Farm was refused — worth checking the council file.
2 applications on record at Harts Hill Farm, Flaunden Lane, Bovingdon, Hemel Hempstead, HP3 0PD
- Feb 2005ExtensionFullOutcome in report
Extension: Single storey · Side of property
Single storey side extension
- Documents
- 7 docs on file
- Reference
- 4/02860/04/FHA
- More recent applications — locked
- OutbuildingApr 2025Decision
Unlock Harts Hill Farm, Flaunden Lane, Bovingdon, Hemel Hempstead, HP3 0PD's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 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
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Sales history & valuation
Latest sale on Harts Hill Farm was the highest on Land Registry record across the postcode.
£1,838,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 28 years.
£1,475,000
Growth on file: 5.1% per year over 28 years.
Sales timeline
16 January 2026Most recent
£1,475,000
-11.1%over 9 years13 October 2016
£1,660,000
+69.7%over 9 years18 October 2006
£978,000
+164.3%over 8 years26 January 1998
£370,000
Median price across the last 5 sales in HP3 0PD: £456,500 (2023–2016).
Nearby sales in HP3 0PD
3 Bryfield Cottages, Flaunden Lane, Bovingdon, Hemel Hempstead, HP3 0PD
Sold Nov 2023
£540,0007 Bryfield Cottages, Flaunden Lane, Bovingdon, Hemel Hempstead, HP3 0PD
Sold Mar 2022
£450,0002 Bryfield Cottages, Flaunden Lane, Bovingdon, Hemel Hempstead, HP3 0PD
Sold Dec 2020
£456,5008 Bryfield Cottages, Flaunden Lane, Bovingdon, Hemel Hempstead, HP3 0PD
Sold Aug 2017
£510,0005 Bryfield Cottages, Flaunden Lane, Bovingdon, Hemel Hempstead, HP3 0PD
Sold Nov 2009
£190,000
Versus other Flaunden Lane homes
Harts Hill Farm is notably below the street on years held.
Price per m²
£6,172
Street avg £5,237
Floor Area
239 m²
Street avg 114 m²
Habitable Rooms
9 rooms
Street avg 5 rooms
CO₂ Emissions
8.6 t/year
Street avg 4.1 t/year
Everything you need to know about Harts Hill Farm
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee

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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
211/mo
Falling year-on-year across the wider district.
Nearest stop
0.0 km
Flaunden Lane — bus stop.
Closest school
1.5 km
Bovingdon Primary Academy. 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
42.9dB

Night-time· 23:00 – 07:00
35.6dB






