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Get started81 Blythway is a three-bedroom end-of-terrace house in Welwyn Garden City (AL7 1DL). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (November 2025) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in September 2022 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good; while window efficiency dropped from Average to Poor and lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 76). This certificate was lodged in the last six months, so the rating reflects current condition.
Sale prices here have outpaced England HPI: 4.7% per year against 0% for the wider region. Today's modelled estimate of £400,000 is 13.6% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£399/sq ft) was about 99% above the typical sold price in the postcode. Most recent transfer: April 2023 at £352,000.
The EPC has just been inspected, so the rating reflects current condition.
81 Blythway has more than doubled in price since the earliest registered sale in 2002.
£400,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.7% per year over 20 years.
£352,000
Growth on file: 4.7% per year over 20 years.
CO₂ Emissions for 81 Blythway runs comfortably ahead of the street norm.
Price per m²
£4,293
Street avg £3,673
Floor Area
82 m²
Street avg 77 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Nursery Hill — bus stop.
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Cavity wall insulation installed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
25 April 2023Most recent
£352,000
+153.2%over 20 years25 November 2002
£139,000
Median price across the last 5 sales in AL7 1DL: £366,000 (2025–2018).
CO₂ Emissions
3.0 t/year
Street avg 4.0 t/year
AL7 1QY
Closest school
0.5 km
Harwood Hill Junior Mixed Infant and Nursery School. 19 schools nearby.
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