14 Hertford Road, Digswell, Welwyn, AL6 0DE
About 14 Hertford Road
14 Hertford Road is a four-bedroom detached house in Digswell, Welwyn, Welwyn (AL6 0DE). It has a recorded floor area of 174 m² (around 1873 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (May 2024) shows a C (score 70). When first surveyed in April 2010 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Very Poor to Good and window efficiency went from Poor to Good. The recommended improvements would push it to B (score 81). Our model identifies extension potential, subject to local planning policy.
Today's modelled estimate of £1,026,000 sits 105.2% above the 2011 sale of £500,000. On a £-per-square-foot basis, the last sale (£267/sq ft) was about 29.6% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). Last sold in June 2011, so it's been off the market for around 15 years.
Know exactly what you're buying at 14 Hertford Road
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- Dining roomYes
- EnsuiteYes
Outside
- GarageYes
Building
- Extension potentialPossible
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Windows upgraded, improving insulation
Cavity wall insulation installed
Roof insulation improved
More low energy lighting installed
Planning history
Council records include a two-storey rear extension at 14 Hertford Road.
- Oct 2011ExtensionFullIn report
Formation of new dormer window on front roof slope, extension to garage and erection of 1.8m timber fence
- Documents
- 11 docs on file
- Reference
- N6/2011/1655/FP
- Sept 2011ExtensionOutlineIn report
Extension: Two storey · Rear of property
Certificate of lawfulness for proposed two storey rear extension
- Documents
- 6 docs on file
- Reference
- N6/2011/1394/LUP
We flagged 1 thing worth checking at 14 Hertford Road
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
14 Hertford Road valuation sits well clear of the typical sold price in this postcode.
£1,026,000
Modelled from EPC, postcode comparables.
£500,000
Recorded with HM Land Registry.
Sales timeline
20 June 2011Most recent
£500,000
Median price across the last 5 sales in AL6 0DE: £625,000 (2021–2001).
Nearby sales in AL6 0DE
6 Hertford Road, Digswell, Welwyn, AL6 0DE
Sold Jan 2021
£725,00020 Hertford Road, Digswell, Welwyn, AL6 0DE
Sold Jul 2015
£880,00018 Hertford Road, Digswell, Welwyn, AL6 0DE
Sold Dec 2013
£625,00012 Hertford Road, Digswell, Welwyn, AL6 0DE
Sold Jun 2004
£460,00022 Hertford Road, Digswell, Welwyn, AL6 0DE
Sold Aug 2001
£375,000
Everything we know about 14 Hertford Road, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Hertford Road homes
14 Hertford Road outperforms the street on habitable rooms by a wide margin.
Price per m²
£2,874
Street avg £3,509
Floor Area
174 m²
Street avg 175 m²
Habitable Rooms
9 rooms
Street avg 8 rooms
CO₂ Emissions
5.0 t/year
Street avg 7.3 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Pumping Station — bus stop.
Closest school
0.7 km
Homerswood Primary and Nursery School. 13 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.