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Get started8a is a detached house in Great Amwell, Ware, Ware (SG12 9RN). It has a recorded floor area of 238 m² (around 2562 sq ft) and construction records dating it to 2025. The latest certificate (August 2025) returns a high B (score 86), putting the home a stone's throw from an A rating. When first surveyed in May 2025 the rating was C, the property has climbed 1 band since. Between certificates, wall efficiency went from Good to Very Good and window efficiency went from Good to Very Good; while roof efficiency dropped from Very Good to Good.
Today's modelled estimate of £1,211,000 sits 267% above the 2019 sale of £330,000. On a £-per-square-foot basis, the last sale (£129/sq ft) was about 58.6% below the postcode norm. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). Sold November 2019 for £330,000.
Achieving this rating across a home of this size is uncommon — larger homes typically score lower.
8a's estimated value is more than triple its earliest registered sale price (2019).
£1,211,000
Modelled from EPC, postcode comparables.
£330,000
Recorded with HM Land Registry.
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Detailed AI analysis
Price per m² for 8a lags the street by a wide margin.
Price per m²
£1,387
Street avg £3,758
Floor Area
238 m²
Street avg 225 m²
CO₂ Emissions
3.0 t/year
Street avg 7.4 t/year
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Amwell Roundabout — bus stop.

Daytime· 07:00 – 23:00
59.4dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
High performance glazing installed
Wall insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
14 November 2019Most recent
£330,000
Median price across the last 5 sales in SG12 9RN: £1,075,000 (2025–2014).
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Detailed EPC data
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Years Held
7 years
Street avg 13 years
Closest school
0.7 km
St John the Baptist Voluntary Aided Church of England Primary School. 13 schools nearby.
Night-time· 23:00 – 07:00
52.1dB