12 Dellfield Road is a four-bedroom semi-detached house in Hatfield (AL10 8EW). It has a recorded floor area of 112 m² (around 1206 sq ft), construction records dating it to 1950-1966 and council tax band D. The property has underfloor heating on record, all of which lower running costs and tend to lift resale appeal. Records show the property has been extended at some point in its history. The latest certificate (January 2019) shows a C (score 70).
Sale prices here have outpaced England HPI: 8.3% per year against 0% for the wider region. Today's modelled estimate of £538,000 is 22.3% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£365/sq ft) was about 54.2% above the typical sold price in the postcode. At 112 m² the property is well over the postcode median (72 m² across 40 EPCs), placing it in the larger end of the local stock. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Most recent transfer: May 2019 at £440,000.
12 Dellfield Road has 2 separate extension applications on the council record.
Extension: Single storey
ERECTION OF SINGLE STOREY SIDE AND FRONT EXTENSIONS
12 Dellfield Road has more than quadrupled in price since its earliest registered sale in 2000.
£538,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.3% per year over 19 years.
£440,000
Growth on file: 8.3% per year over 19 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
On floor area, 12 Dellfield Road stands well clear of the street.
Price per m²
£3,929
Street avg £3,114
Floor Area
112 m²
Street avg 80 m²
Habitable Rooms
5 rooms
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Hatfield ASDA — bus stop.
Launch offer
Secure checkout · One-off payment
30-day money-back guarantee

View improvement recommendations
Unlock the certificate's suggested upgrades and estimated costs in the full report
Extension: Single storey · Rear of property
ERECTION OF SINGLE STOREY REAR EXTENSION & FRONT PORCH
Full planning data for 12 Dellfield Road, Hatfield, AL10 8EW
1 more on this property, plus every nearby application and full decision details, in the report.
22 May 2019Most recent
£440,000
+252.8%over 11 years11 April 2008
£124,726
+31.4%over 8 years2 March 2000
£94,950
Median price across the last 5 sales in AL10 8EW: £335,000 (2025–2015).
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
Ad-free · Secure Stripe checkout · One-off payment
30-day money-back guarantee

Street avg 5 rooms
CO₂ Emissions
3.5 t/year
Street avg 3.0 t/year
AL10 8SZ
Closest school
0.2 km
Hatfield Community Free School. 12 schools nearby.