Type
Detached
Tenure
Freehold
Floor Area
1,701 sq ft
158 m²
Last Sale Price
£420,000
Mar 2011
Estimated Valuation
£720,565
Est. £/sq ft
£424/sq ft
£4,561/m²
Property Details
TypeDetached
TenureFreehold
Built formDetached
Construction ageG
Habitable rooms8
Main fuelmains gas (not community)
EPC currentD
EPC potentialC
Floor area1,701 sq ft (158 m²)
EPC dateDec 2014
WallsCavity wall, as built, insulated (assumed)
HeatingBoiler and radiators, mains gas
Transaction History
31 Mar 2011
£420,000
25 Apr 2003
£355,500
30 May 2001
£275,000
4 Apr 1996
£133,000
Key Metrics
Estimated valuation£720,565
Value per sq ft / m²£424/sq ft (£4,561/m²)
Estimated gross yieldNot available
Implied monthly rentNot available
AL4 district percentile51st percentile
National percentile91st percentile
Other Properties on Portman Close
District Context — AL4
AL4 covers Welwyn Garden City and surrounding areas in Hertfordshire, north of London. It is a planned commuter town with strong suburban character, well-regarded schools, and easy rail access to central London.
Average Property Price - AL4
£649,070
93
National percentile
12 month avg at 31 Jul 2026
Average Net Household Income - AL4
£42,764
68
National percentile
2023 census data
10-Year Annualised Price Growth - AL4
2.7%
35
National percentile
Estimate at 31 Jul 2026
10-Year Annualised Rent Growth - AL
3.9%
49
National percentile
Estimate at 31 Jul 2026