Property data
Sale history
Date Paid price Annual growth After inflation
Jul 2006 £370,000 8.4% 6.5%
Aug 2000 £229,950 na na
Internal area
122 square metres (1,313 square feet) according to latest EPC inspection
Price per internal area

This property sold for £3,032 per square metre (£282 per square foot) in Jul 2006. Indexed forward to today's value, this is roughly £5,999 per square metre (£557 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Jul 2006 £370,000 £3,033 £731,859 £5,999
Aug 2000 £229,950 £1,885 £728,420 £5,971

Calculated using the latest EPC internal area of 122 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 £731,859. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Northwood Hills are now selling for between £5,160 and £6,960 per square metre (£479 and £646 per square foot). Based on an internal area of 122 m², this implies a valuation between £630,000 and £849,000. 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
Plot size
233 square metres (2,508 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 20 Knoll Crescent. Advertised on multiple portals. It was . It last appeared May 2009.
Photos:

There are 5 archived estate agent listing photos for 20 Knoll Crescent.

Photos for 20 Knoll Crescent
View photos
Advertiser remarks:
  • 4 bedrooms
EPC Inspections
Summary:
02 June 2025 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
Semi-Detached House , has 7 habitable rooms. Estimated year built 1967 to 1975
Area:
122 sqm (1,313 square foot) total internal area
Comments:
Walls: Cavity wall, as built, no insulation (assumed). Roof: Pitched, limited insulation (assumed). Heating: Boiler and radiators, mains gas.
Frequently asked questions

20 Knoll Crescent 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 £731,859.
  • Based on an internal area of 122 m² and recent prices in Northwood Hills, this implies a lower and upper quartile range from £630,000 to £849,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 20 Knoll Crescent last sold for £370,000 in July 2006.

HouseMetric shows 20 Knoll Crescent as 122 m² (1,313 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 D, from an inspection dated 02 June 2025. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 20 Knoll Crescent was in council tax band F. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

20 Knoll Crescent is in postcode HA6 1HJ, in Northwood Hills. You can also view HouseMetric's sold-price page for Knoll Crescent, HA6 1HJ or analysis of the Northwood Hills 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.