Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started99 Haldens is a three-bedroom mid-terrace house in Welwyn Garden City (AL7 1DQ). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (March 2015) shows a D (score 56), a step below the typical UK home. The rating has held steady at D across 2 certificates since October 2013. Between certificates, window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump. The latest certificate is from March 2015, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 6.4% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£517/sq ft) was about 120.8% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs). Sold June 2023 for £412,000.
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 10 Mar 2025
99 Haldens valuation sits well clear of the typical sold price in this postcode.
£439,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 9 years.
£412,000
Growth on file: 6.4% per year over 9 years.
On price per m², 99 Haldens stands well clear of the street.
Price per m²
£5,568
Street avg £3,528
Floor Area
74 m²
Street avg 74 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Sloansway — bus stop.
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
16 June 2023Most recent
£412,000
+76.1%over 9 years23 May 2014
£234,000
Median price across the last 5 sales in AL7 1DQ: £267,000 (2025–2017).
CO₂ Emissions
4.0 t/year
Street avg 2.7 t/year
AL7 1UN
Closest school
0.5 km
Waterside Academy. 19 schools nearby.
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell