21, Rosemary Drive, AL2 1UD
21 Rosemary Drive is a 185 m² / 1,991 sq ft detached home in London Colney. It sold for £985,000 in July 2022. Indexed forward to today's value, that sale is roughly £917k. Recent local prices imply a broad valuation context of £834k to £1,086k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.
- Sale history
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Date Paid price Annual growth After inflation Jul 2022 £985,000 3.1% 0.2% Dec 2015 £805,000 2.8% 0.8% Aug 2008 £660,000 3.4% 0.4% Jun 2005 New build New £595,000 na na - Floor plan
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Archived estate agent floor plan for 21, Rosemary Drive.
- Internal area
- 185 square metres (1,991 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £5,324 per square metre (£495 per square foot) in Jul 2022. Indexed forward to today's value, this is roughly £4,955 per square metre (£460 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Jul 2022 £985,000 £5,324 £916,720 £4,955 Dec 2015 £805,000 £4,351 £994,438 £5,375 Aug 2008 £660,000 £3,568 £1,281,747 £6,928 Jun 2005 £595,000 £3,216 £1,211,686 £6,550 Calculated using the latest EPC internal area of 185 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 £916,720. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in London Colney are now selling for between £4,510 and £5,870 per square metre (£418 and £545 per square foot). Based on an internal area of 185 m², this implies a valuation between £834,000 and £1,086,000. 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
- G
- Plot size
- 382 square metres (4,112 square feet) - map showing freehold boundary lines
- Summary:
- 19 October 2021 - energy performance certificate grade C
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- marketed sale
- Tenure:
- Owner-occupied
- Property type:
- Detached House , has 9 habitable rooms. Estimated year built 2003 to 2006
- Area:
- 185 sqm (1,991 square foot) total internal area
- Comments:
- Walls: Cavity wall, as built, insulated (assumed). Roof: Pitched, 150 mm loft insulation. Heating: Boiler and radiators, mains gas.
21 Rosemary 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 £916,720.
- Based on an internal area of 185 m² and recent prices in London Colney, this implies a lower and upper quartile range from £834,000 to £1,086,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.