Delphi, 3, Firs Walk, AL6 0NY
Delphi, 3 Firs Walk is a 198 m² / 2,131 sq ft detached home in Welwyn. It sold for £1,080,000 in January 2019. Indexed forward to today's value, that sale is roughly £1,252k. Recent local prices imply a broad valuation context of £948k to £1,232k 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 Jan 2019 £1,080,000 1.9% 0.3% Sep 2011 £940,000 8.6% 6.2% Mar 1995 £242,000 na na - Floor plan
-
Archived estate agent floor plan for Delphi, 3, Firs Walk.
- Internal area
- 198 square metres (2,131 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £5,454 per square metre (£507 per square foot) in Jan 2019. Indexed forward to today's value, this is roughly £6,321 per square metre (£587 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Jan 2019 £1,080,000 £5,455 £1,251,639 £6,321 Sep 2011 £940,000 £4,747 £1,424,194 £7,193 Mar 1995 £242,000 £1,222 £1,491,361 £7,532 Calculated using the latest EPC internal area of 198 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 £1,251,639. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Welwyn are now selling for between £4,790 and £6,220 per square metre (£445 and £577 per square foot). Based on an internal area of 198 m², this implies a valuation between £948,000 and £1,232,000. 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
- 5
- Type
- Detached
- Council tax band
- G
- Plot size
- 2,086 square metres (22,453 square feet) - map showing freehold boundary lines
- Planning ref:
- November 2021 3/21/1883/CLPO
- Type:
- Outline application - proposal prior to a full application, including assessments and scoping opinions.
- Status:
- Application approved
- Address:
- Delphi 3 Firs Walk Tewin Wood Tewin Welwyn Hertfordshire
- Description:
- Proposed outbuilding.
- Planning ref:
- July 2021 3/21/1401/CLPO
- Type:
- Outline application - proposal prior to a full application, including assessments and scoping opinions.
- Status:
- Application refused
- Address:
- Delphi 3 Firs Walk Tewin Wood Tewin Welwyn Hertfordshire
- Description:
- Proposed outbuilding
- Planning ref:
- November 2015 3/15/1959/HH
- Type:
- Full and householder planning application
- Status:
- Application refused
- Address:
- Delphi 3 Firs Walk Tewin Wood Tewin Welwyn Hertfordshire
- Description:
- Proposed single storey rear orangery and raised terrace.
- Summary:
- 10 March 2011 - energy performance certificate grade D
- Reason for EPC:
- None
- Tenure:
- Owner-occupied
- Property type:
- None , has 7 habitable rooms. Estimated year built 1930 to 1949
- Area:
- 198 sqm (2,131 square foot) total internal area
- Comments:
Delphi, 3 Firs Walk 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 £1,251,639.
- Based on an internal area of 198 m² and recent prices in Welwyn, this implies a lower and upper quartile range from £948,000 to £1,232,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.