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Get started18 Bourne End Lane is a semi-detached house in Hemel Hempstead (HP1 2RL). It has a recorded floor area of 117 m² (around 1259 sq ft), construction records dating it to 2024 and council tax band E. The latest certificate (February 2025) returns a high B (score 85), putting the home a stone's throw from an A rating. When first surveyed in August 2020 the rating was D, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, roof efficiency went from Good to Very Good and window efficiency went from Average to Very Good. The recommended improvements would push it to A (score 94).
On energy efficiency it sits in the top 10% of properties in this postcode. Sale prices here have lagged England HPI: -23.3% per year against 0.5% for the wider region. Today's modelled estimate of £543,000 is 48.8% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£290/sq ft) was about 28% below the postcode norm. It changed hands recently, sold October 2025 for £365,000. 4 planning records sit against the property, 3 approved, 1 refused. Past consents include an extension, a porch and partial demolition, meaningful when judging how the property has evolved.
18 Bourne End Lane ranks among the most efficient homes in the postcode for energy use.
A a porch application was refused at 18 Bourne End Lane in 2021.
Variation of Condition 2 (Approved Plans) attached to planning permission 21/02520/FUL (Two semi detached 3 bedroom dwellings, Demolition of existing porch and reinstatement of original entrance door to retained property).
18 Bourne End Lane valuation sits well clear of the typical sold price in this postcode.
£543,000
Modelled from EPC, postcode comparables and a sale-price growth of -23.3% per year over 4 years.
£365,000
Growth on file: -23.3% per year over 4 years.
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On years held, 18 Bourne End Lane runs well behind the street norm.
Price per m²
£3,120
Street avg £4,390
Floor Area
117 m²
Street avg 120 m²
CO₂ Emissions
1.7 t/year
Crime
16/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Watermill Hotel — bus stop.

Daytime· 07:00 – 23:00
55.4dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
High performance glazing installed
Cavity wall insulation installed
Roof insulation improved
Floor insulation added or improved
More low energy lighting installed
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Details as required by conditions 3 (External surface materials); 4 (Hard & soft landscaping); 5 (Vehicular access); 6 (Surface water disposal); 7 (Pedestrian & vehicle visibility splays) attached to planning permission 21/02520/FUL (Two semi detached 3 bedroom dwellings, Demolition of existing porch and reinstatement of original entrance door to retained property.)
2 more applications for this property
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3 October 2025Most recent
£365,000
-63.5%over 3 years16 December 2021
£1,000,000
Median price across the last 5 sales in HP1 2RL: £615,000 (2024–2022).
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Street avg 5.2 t/year
Years Held
1 years
Street avg 10 years
HP1 2HQ
Closest school
1.6 km
Pixies Hill Primary School. 11 schools nearby.
Night-time· 23:00 – 07:00
47.8dB