21, Parkside, AL6 9DQ
21 Parkside is a 161 m² / 1,733 sq ft detached home in Welwyn. It sold for £348,950 in August 2009. Indexed forward to today's value, that sale is roughly £642k. Recent local prices imply a broad valuation context of £755k to £942k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.
- Sale history
-
£348,950 on Aug 2009
- Internal area
- 161 square metres (1,733 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £2,167 per square metre (£201 per square foot) in Aug 2009. Indexed forward to today's value, this is roughly £3,987 per square metre (£370 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Aug 2009 £348,950 £2,167 £641,841 £3,987 Calculated using the latest EPC internal area of 161 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 £641,841. 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 £4,690 and £5,850 per square metre (£435 and £543 per square foot). Based on an internal area of 161 m², this implies a valuation between £755,000 and £942,000. 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
- F
- Plot size
- 303 square metres (3,261 square feet) - map showing freehold boundary lines
- Planning ref:
- September 2023 6/2023/1533/HOUSE
- Type:
- Full and householder planning application
- Status:
- Application approved
- Address:
- 21 Parkside Welwyn
- Description:
- Erection of single storey rear extension following demolition of conservatory, and garage conversion
- Summary:
- 27 November 2025 - 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 7 habitable rooms. Estimated year built 1983 to 1990
- Area:
- 129 sqm (1,389 square foot) total internal area
- Comments:
- Walls: Cavity wall, filled cavity. Roof: Pitched, 270 mm loft insulation. Heating: Boiler and radiators, mains gas.
- Summary:
- 27 March 2009 - energy performance certificate grade D
- Reason for EPC:
- None
- Tenure:
- Owner-occupied
- Property type:
- None , has 7 habitable rooms. Estimated year built 1983 to 1990
- Area:
- 161 sqm (1,733 square foot) total internal area
- Comments:
21 Parkside 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 £641,841.
- Based on an internal area of 161 m² and recent prices in Welwyn, this implies a lower and upper quartile range from £755,000 to £942,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.