Island Cottage, Mill Lane, PO20 7LU
Island Cottage Mill Lane is a 199 m² / 2,142 sq ft detached home in Birdham. It sold for £1,375,000 in October 2020. Indexed forward to today's value, that sale is roughly £1,424k. Recent local prices imply a broad valuation context of £828k to £1,266k based on its internal area. The Land Registry and EPC data was last updated 4 August 2026.
- Sale history
-
Date Paid price Annual growth After inflation Oct 2020 £1,375,000 10.3% 8.5% Oct 2015 £837,000 na na - Floor plan
-
Archived estate agent floor plan for Island Cottage, Mill Lane.
- Internal area
- 199 square metres (2,142 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £6,909 per square metre (£642 per square foot) in Oct 2020. Indexed forward to today's value, this is roughly £7,153 per square metre (£665 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Oct 2020 £1,375,000 £6,910 £1,423,534 £7,153 Oct 2015 £837,000 £4,206 £1,044,715 £5,250 Calculated using the latest EPC internal area of 199 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 £1,423,534. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Birdham are now selling for between £4,160 and £6,360 per square metre (£386 and £590 per square foot). Based on an internal area of 199 m², this implies a valuation between £828,000 and £1,266,000. 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
- 597 square metres (6,426 square feet) - map showing freehold boundary lines
- Planning ref:
- June 2017 17/01380/DOC
- Type:
- Discharge of conditions imposed on an existing application
- Status:
- Application approved with conditions
- Address:
- Island Cottage Mill Lane Sidlesham Chichester West Sussex
- Description:
- Discharge of Condition 3 of planning permission SI/16/02766/FUL - Materials Schedule.
- Summary:
- 06 September 2019 - energy performance certificate grade D
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- Marketed sale
- Tenure:
- Owner-occupied
- Property type:
- Detached House , has 8 habitable rooms. Estimated year built before 1900
- Area:
- 199 sqm (2,142 square foot) total internal area
- Comments:
- Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, 200 mm loft insulation. Heating: Boiler and radiators, mains gas.
- Summary:
- 21 April 2015 - energy performance certificate grade D
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- Marketed sale
- Tenure:
- Owner-occupied
- Property type:
- Detached House , has 7 habitable rooms. Estimated year built before 1900
- Area:
- 217 sqm (2,336 square foot) total internal area
- Comments:
- Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, 100 mm loft insulation. Heating: Boiler and radiators, mains gas.
Island Cottage Mill Lane 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 £1,423,534.
- Based on an internal area of 199 m² and recent prices in Birdham, this implies a lower and upper quartile range from £828,000 to £1,266,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.