21 Chilterns, Hatfield, AL10 8JU
About 21 Chilterns
21 Chilterns is a four-bedroom mid-terrace house in Hatfield (AL10 8JU). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (September 2023) shows a C (score 69), just inside the C band. When first surveyed in October 2018 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average and roof efficiency went from Average to Good. The recommended improvements would push it to B (score 87). Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position.
At 91 m² the property is well over the postcode median (58 m² across 19 EPCs), placing it in the larger end of the local stock. Across 1997–2017, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £365,000 is 19.7% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£311/sq ft) was about 62% above the typical sold price in the postcode. 9 years since the last transfer (November 2017).
What this property has
Inside
- Bedrooms4
- Bathrooms1
Outside
- Private gardenRear
- Cul-de-sacYes
Building
- Extension potentialPossible
Everything you need to know about 21 Chilterns
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
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Planning history
21 Chilterns has no planning applications on record.
But the area is active
17 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Price for 21 Chilterns has grown more than fourfold since the 1997 starting point.
£365,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 20 years.
£305,000
Growth on file: 7.7% per year over 20 years.
Sales timeline
17 November 2017Most recent
£305,000
+355.2%over 20 years24 July 1997
£67,000
Median price across the last 4 sales in AL10 8JU: £173,750 (2018–2000).
Nearby sales in AL10 8JU
Versus other Chilterns homes
21 Chilterns is notably below the street on epc rating.
EPC Rating
69 (C)
Street avg 79 (C)
Floor Area
91 m²
Street avg 71 m²
CO₂ Emissions
3.5 t/year
Street avg 2.1 t/year
Habitable Rooms
6 rooms
Street avg 4 rooms
Everything you need to know about 21 Chilterns
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Similar properties nearby
The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
The Downs — bus stop.
Closest school
0.1 km
De Havilland Primary School. 12 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.