Property data
Sale history
Date Paid price Annual growth After inflation
Jul 2025 £220,000 2.6% -0.4%
May 2014 £165,000 2.5% -0.1%
Nov 2009 £147,500 na na
Internal area
48 square metres (517 square feet) according to latest EPC inspection
Price per internal area

This property sold for £4,583 per square metre (£426 per square foot) in Jul 2025. Indexed forward to today's value, this is roughly £4,520 per square metre (£420 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Jul 2025 £220,000 £4,583 £216,957 £4,520
May 2014 £165,000 £3,438 £213,019 £4,438
Nov 2009 £147,500 £3,073 £238,371 £4,966

Calculated using the latest EPC internal area of 48 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 £216,957. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Watford are now selling for between £4,470 and £5,420 per square metre (£415 and £503 per square foot). Based on an internal area of 48 m², this implies a valuation between £215,000 and £260,000. 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
1
Type
Flat
Council tax band
C
Archived listings
History:
Archived sales listing for Flat 1 Gloucester Court Observer Drive. Advertised on multiple portals. It was . It last appeared Sep 2008.
Photos:

There are 1 archived estate agent listing photos for Flat 1 Gloucester Court Observer Drive.

Photos for Gloucester Court Observer Drive
View photos
Advertiser remarks:
  • 3 bedrooms
Social housing indicators

This property has been flagged on the basis of:

  • Listed in the 2011 NROSH social housing extract.
EPC Inspections
Summary:
28 June 2018 - energy performance certificate grade C
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Rental
Tenure:
Private rental
Property type:
1st floor flat in an apartment block with 1 storeys , has 2 habitable rooms. Estimated year built 2003 to 2006
Area:
48 sqm (517 square foot) total internal area
Comments:
Walls: Cavity wall, as built, insulated (assumed). Roof: (another dwelling above). Heating: Boiler and radiators, mains gas.
Frequently asked questions

Flat 1 Gloucester Court Observer Drive 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 £216,957.
  • Based on an internal area of 48 m² and recent prices in Watford, this implies a lower and upper quartile range from £215,000 to £260,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, Flat 1 Gloucester Court Observer Drive last sold for £220,000 in July 2025.

HouseMetric shows Flat 1 Gloucester Court Observer Drive as 48 m² (517 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 1 bedroom. 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 28 June 2018. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, Flat 1 Gloucester Court Observer Drive was in council tax band C. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

Flat 1 Gloucester Court Observer Drive is in postcode WD18 7GF, in Watford. You can also view HouseMetric's sold-price page for Observer Drive, WD18 7GF or analysis of the Watford 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.