42a, Isis Street, SW18 3QN
42a Isis Street is a 121 m² / 1,302 sq ft flat in Earlsfield. It sold for £950,000 in January 2026. Indexed forward to today's value, that sale is roughly £950k. Recent local prices imply a broad valuation context of £928k to £1,183k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.
- Sale history
-
Date Paid price Annual growth After inflation Jan 2026 £950,000 5.8% 2.9% Apr 2012 £440,000 7.7% 5.2% Aug 2001 £200,000 na na - Floor plan
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Archived estate agent floor plan for 42a, Isis Street.
- Internal area
- 121 square metres (1,302 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £7,851 per square metre (£729 per square foot) in Jan 2026. Indexed forward to today's value, this is roughly £7,851 per square metre (£729 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Jan 2026 £950,000 £7,851 £950,000 £7,851 Apr 2012 £440,000 £3,636 £647,781 £5,354 Aug 2001 £200,000 £1,653 £602,734 £4,981 Calculated using the latest EPC internal area of 121 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 £950,000. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Earlsfield are now selling for between £7,670 and £9,780 per square metre (£712 and £908 per square foot). Based on an internal area of 121 m², this implies a valuation between £928,000 and £1,183,000. 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
- 3
- Type
- Flat
- Council tax band
- D
- Summary:
- 12 June 2025 - energy performance certificate grade C
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- marketed sale
- Tenure:
- Owner-occupied
- Property type:
- Maisonette , has 7 habitable rooms. Estimated year built 1900 to 1929
- Area:
- 121 sqm (1,302 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:
- 21 January 2021 - energy performance certificate grade D
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- marketed sale
- Tenure:
- Owner-occupied
- Property type:
- Maisonette , has 5 habitable rooms. Estimated year built 1900 to 1929
- Area:
- 82 sqm (883 square foot) total internal area
- Comments:
- Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, no insulation (assumed). Heating: Boiler and radiators, mains gas.
- Summary:
- 05 January 2009 - energy performance certificate grade D
- Reason for EPC:
- None
- Tenure:
- Private rental
- Property type:
- None , has 4 habitable rooms. Estimated year built 1900 to 1929
- Area:
- 87 sqm (936 square foot) total internal area
- Comments:
42a Isis Street 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 £950,000.
- Based on an internal area of 121 m² and recent prices in Earlsfield, this implies a lower and upper quartile range from £928,000 to £1,183,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.