11a is a three-bedroom detached house in Hatfield (AL10 0PL). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1991-1995 and council tax band F. The latest certificate (October 2018) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2008. Between certificates, wall efficiency went from Average to Good; while lighting dropped from Very Good to Good. The recommended improvements would lift it to B (score 83), a 2-band jump.
It hasn't traded since January 2004, a hold of 22 years that's notably long for the area. Sale prices here have outpaced England HPI: 10.5% per year against 0% for the wider region. Today's modelled estimate of £489,000 sits 138.5% above the 2004 sale of £205,000. One planning record on file: tree works approved in 2018. Past consents include tree works, meaningful when judging how the property has evolved.
Recommended upgrades on file would lift this property by multiple EPC bands.
Fell 1 x Larch Larix tree (T1) and reduce crown of 1 x Malus tree (T2) by 30%
11a's estimated value is more than triple its earliest registered sale price (1998).
£489,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.5% per year over 5 years.
£205,000
Growth on file: 10.5% per year over 5 years.
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Price per m² for 11a lags the street by a wide margin.
Price per m²
£2,440
Street avg £4,231
Floor Area
84 m²
Street avg 104 m²
Habitable Rooms
5 rooms
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Chelwood Avenue — bus stop.
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Changes detected from historical EPC data
Wall insulation upgraded
Low energy lighting percentage decreased
Full planning data for 11a, Birchwood Avenue, Hatfield, AL10 0PL
Every application and decision on this property and nearby, in full, in the report.
16 January 2004Most recent
£205,000
+66.7%over 5 years26 November 1998
£122,995
Median price across the last 5 sales in AL10 0PL: £385,000 (2025–2014).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Street avg 5 rooms
CO₂ Emissions
3.5 t/year
Street avg 4.6 t/year
AL10 0UG
Closest school
0.4 km
Birchwood Avenue Primary School. 14 schools nearby.