Property data
Sale history
£661,000 on Jan 2019
Floor plan

Archived estate agent floor plan for 307, Knightsfield.

Floorplan 307
View floorplan
Internal area
141 square metres (1,518 square feet) according to latest EPC inspection
Price per internal area

This property sold for £4,687 per square metre (£435 per square foot) in Jan 2019. Indexed forward to today's value, this is roughly £5,450 per square metre (£506 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Jan 2019 £661,000 £4,688 £768,393 £5,450

Calculated using the latest EPC internal area of 141 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 £768,393. 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 Garden City are now selling for between £4,850 and £6,210 per square metre (£450 and £576 per square foot). Based on an internal area of 141 m², this implies a valuation between £684,000 and £876,000. 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
4
Type
Detached
Council tax band
F
Archived listings
History:
Archived sales listing for 307 Knightsfield. Advertised on multiple portals. It was reduced on 14/09/2018. It last appeared Mar 2019.
Photos:

There are 17 archived estate agent listing photos for 307 Knightsfield.

Photos for 307 Knightsfield
View photos
Advertiser remarks:
  • 4 bedrooms
  • 2 bathrooms
Planning applications
Planning ref:
August 2019 6/2019/1241/EM
Type:
Unknown type
Status:
Application refused
Address:
307 Knightsfield Welwyn Garden City
Description:
Installation of roof solar panels
EPC Inspections
Summary:
14 January 2014 - energy performance certificate grade C
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Assessment for Green Deal
Tenure:
Owner-occupied
Property type:
Detached House , has 8 habitable rooms. Estimated year built 1950 to 1966
Area:
141 sqm (1,518 square foot) total internal area
Comments:
Walls: Cavity wall, filled cavity. Roof: Pitched, 250 mm loft insulation. Heating: Boiler and radiators, mains gas.
Frequently asked questions

307 Knightsfield 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 £768,393.
  • Based on an internal area of 141 m² and recent prices in Welwyn Garden City, this implies a lower and upper quartile range from £684,000 to £876,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 307 Knightsfield last sold for £661,000 in January 2019.

HouseMetric shows 307 Knightsfield as 141 m² (1,518 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 4 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 C, from an inspection dated 14 January 2014. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 307 Knightsfield was in council tax band F. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

307 Knightsfield is in postcode AL8 7NJ, in Welwyn Garden City. You can also view HouseMetric's sold-price page for Knightsfield, AL8 7NJ or analysis of the Welwyn Garden City 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.