1 Guessens Road, Welwyn Garden City, AL8 6QW
About 1 Guessens Road
1 Guessens Road is a three-bedroom semi-detached house in Welwyn Garden City (AL8 6QW). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to 1900-1929 and council tax band F. The latest certificate (August 2019) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in July 2009 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Poor to Good, window efficiency went from Average to Good and hot-water efficiency went from Average to Good. The recommended improvements would lift it to B (score 85), a 2-band jump.
9 planning records sit against the property, 5 approved, 4 refused. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £810,000 is 22.7% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£563/sq ft) was about 66% above the typical sold price in the postcode. At 109 m² it's 17.4% smaller than the typical home in the postcode (132 m² median across 3 EPCs). Last sale on file: £660,000 in March 2019.
Know exactly what you're buying at 1 Guessens Road
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Utility roomYes
- EnsuiteYes
Outside
- GarageYes
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
Loft insulation installed or upgraded to 250mm+
Floor insulation added or improved
More low energy lighting installed
Planning history
A a part-single-part-two-storey side and rear extension application was refused at 1 Guessens Road in 2021.
- Feb 2022ExtensionFullIn report
Extension: Part single, part two storey · Side and rear of property
Erection of a single storey side and two storey rear extension including internal alterations
- Reference
- 6/2021/3217/HOUSE
- Jan 2022ExtensionIn report
Extension: Part single, part two storey · Side and rear of property
Erection of a single storey side and two storey rear extension including internal alterations
- Reference
- 6/2021/3220/EM
What's in 1 Guessens Road, Welwyn Garden City, AL8 6QW's planning history?
7 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
1 Guessens Road valuation sits well clear of the typical sold price in this postcode.
£810,000
Modelled from EPC, postcode comparables.
£660,000
Recorded with HM Land Registry.
Sales timeline
15 March 2019Most recent
£660,000
Median price across the last 4 sales in AL8 6QW: £455,000 (2018–1995).
Everything we know about 1 Guessens Road, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Guessens Road homes
1 Guessens Road outperforms the street on price per m² by a wide margin.
Price per m²
£6,055
Street avg £4,161
Floor Area
109 m²
Street avg 136 m²
Habitable Rooms
6 rooms
Street avg 7 rooms
CO₂ Emissions
4.9 t/year
Street avg 5.7 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
0.1 km
Russellcroft Road — bus stop.
Closest school
0.7 km
Templewood Primary School. 20 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.