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Get started27 Furlong Way is a four-bedroom detached house in Great Amwell, Ware, Ware (SG12 9TE). It has a recorded floor area of 148 m² (around 1593 sq ft), construction records dating it to 1983-1990 and council tax band F. The latest certificate (May 2020) shows a C (score 71). When first surveyed in March 2009 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good, lighting went from Very Poor to Very Good and main heating went from Average to Good. The recommended improvements would push it to B (score 81).
Sale prices here have outpaced England HPI: 5.1% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£533/sq ft) was about 66.4% above the typical sold price in the postcode. A recent sale: £849,000 in January 2025. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, a porch and a garage conversion, meaningful when judging how the property has evolved. At 148 m² it's 15.7% larger than the typical home in the postcode (128 m² median across 22 EPCs).
27 Furlong Way has an approved front extension on the planning record.
Extension: Front of property
Front porch infill extension
Sale price has at least doubled since 2009.
£784,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 15 years.
£849,000
Growth on file: 5.1% per year over 15 years.
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On price per m², 27 Furlong Way stands well clear of the street.
Price per m²
£5,736
Street avg £4,078
Floor Area
148 m²
Street avg 137 m²
Habitable Rooms
7 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.5 km
Lower Road — bus stop.

Daytime· 07:00 – 23:00
48.4dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey
Single storey rear and side extension, partial conversion of existing garage.
31 January 2025Most recent
£849,000
+61.7%over 10 years4 December 2014
£525,000
+32.9%over 5 years14 August 2009
£395,000
Median price across the last 5 sales in SG12 9TE: £717,000 (2025–2022).
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Detailed EPC data
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Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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Street avg 7 rooms
CO₂ Emissions
4.1 t/year
Street avg 4.8 t/year
SG12 9RB
Closest school
0.8 km
St John the Baptist Voluntary Aided Church of England Primary School. 17 schools nearby.
Flood risk
Low
From the Environment Agency.
Night-time· 23:00 – 07:00
40.6dB