9, Mill Lane, AL6 9EY

9 Mill Lane is a 72 m² / 775 sq ft terraced home in Welwyn. It sold for £340,000 in March 2024. Indexed forward to today's value, that sale is roughly £345k. Recent local prices imply a broad valuation context of £338k to £421k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.

Property data
Sale history
Date Paid price Annual growth After inflation
Mar 2024 £340,000 1.1% -1.6%
Dec 2013 £303,405 6.1% 3.4%
Aug 2004 £175,000 na na
Floor plan

Archived estate agent floor plan for 9, Mill Lane.

Floorplan 9
View floorplan
Internal area
72 square metres (775 square feet) according to latest EPC inspection
Price per internal area

This property sold for £4,722 per square metre (£439 per square foot) in Mar 2024. Indexed forward to today's value, this is roughly £4,791 per square metre (£445 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Mar 2024 £340,000 £4,722 £344,952 £4,791
Dec 2013 £303,405 £4,214 £487,358 £6,769
Aug 2004 £175,000 £2,431 £399,869 £5,554

Calculated using the latest EPC internal area of 72 m². Earlier sale dates may not have had the same measured area available.

Valuation
The most recent sale price indexed forward to today's value is £344,952. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Welwyn are now selling for between £4,690 and £5,850 per square metre (£435 and £543 per square foot). Based on an internal area of 72 m², this implies a valuation between £338,000 and £421,000. Treat this as context only. For a valuation using hand-picked comparable sales, use the Advanced search tool — create a shortlist of similar condition homes, then export a valuation report.
Bedrooms
2
Type
Terrace
Council tax band
D
Plot size
67 square metres (721 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 9 Mill Lane. Advertised on multiple portals. It was reduced on 25/07/2023. It last appeared Jun 2024.
Photos:

There are 20 archived estate agent listing photos for 9 Mill Lane.

Photos for 9 Mill Lane
View photos
Advertiser remarks:
  • 2 bedrooms
  • 2 bathrooms
EPC Inspections
Summary:
11 May 2023 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
End-Terrace House , has 4 habitable rooms. Estimated year built 1900 to 1929
Area:
72 sqm (775 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, insulated at rafters. Heating: Boiler and radiators, mains gas.
Summary:
17 September 2010 - energy performance certificate grade E
Reason for EPC:
None
Tenure:
Owner-occupied
Property type:
None , has 3 habitable rooms. Estimated year built 1900 to 1929
Area:
61 sqm (657 square foot) total internal area
Comments:
Frequently asked questions

9 Mill Lane is worth whatever price a willing buyer and seller agree upon. However, the following can provide useful context.

  • HouseMetric estimates the most recent sale price indexed forward to today's value is £344,952.
  • Based on an internal area of 72 m² and recent prices in Welwyn, this implies a lower and upper quartile range from £338,000 to £421,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 9 Mill Lane last sold for £340,000 in March 2024.

HouseMetric shows 9 Mill Lane as 72 m² (775 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 2 bedrooms. Bedroom numbers can come from a previous estate agency listing, an EPC record, or an estimate based on the size of the property.

The latest EPC rating shown by HouseMetric is D, from an inspection dated 11 May 2023. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 9 Mill Lane was in council tax band D. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

9 Mill Lane is in postcode AL6 9EY, in Welwyn. You can also view HouseMetric's sold-price page for Mill Lane, AL6 9EY or analysis of the Welwyn property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 1 June 2026. Figures such as indexed values and local valuation ranges are calculated estimates for context, while official records can change as public datasets are updated.

For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.