Property data
Sale history
£1,050,000 on Jul 2019
Floor plan
Floorplan 20
View floorplan
Internal area
147 square metres (1,582 square feet) according to latest EPC inspection
£ per square meter (foot)
£7,142 per sqm (£664 per sqft) in Jul 2019. For context, homes in Welwyn are now selling for between £4,990 and £6,420 per square metre (£463 and £596 per square foot) . See the analysis of Welwyn AL6-0 housing market.
Valuation comparables
Infer the current value by seeing what similar properties have sold for recently. To view this list for 20, Firs Walk using the valuation comparables search tool, join now.
Bedrooms
5
Type
Detached
Council tax band
G
Plot size
2,874 square metres (30,935 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 20 Firs Walk. Advertised on multiple portals. It was added on 12/02/2025. It last appeared Apr 2025.
Photos:

There are 37 historic photos of 20 Firs Walk.

Photos for 20 Firs Walk
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Advertiser remarks:
  • 4 bedrooms
  • 2 bathrooms
Planning applications
Planning ref:
December 2022 3/22/0852/NMA
Type:
Amendments or alterations arising from an existing or previous application
Status:
Status not known
Address:
Muirton 20 Firs Walk Tewin Wood Tewin Welwyn Hertfordshire
Description:
Non-material amendment to 3/21/0356/HH: Re-instating the existing side lean-to with blocked up window and door openings and adding a new door to the North Elevation.

Planning ref:
March 2022 3/21/3068/CLPO
Type:
Outline application - proposal prior to a full application, including assessments and scoping opinions.
Status:
Status not known
Address:
Muirton 20 Firs Walk Tewin Wood Tewin Welwyn Hertfordshir
Description:
Demolition of garage and rear extension and erection of single storey side extension with alterations to rear fenestration.

Planning ref:
September 2021 3/21/1822/CLPO
Type:
Outline application - proposal prior to a full application, including assessments and scoping opinions.
Status:
Status not known
Address:
Muirton 20 Firs Walk Tewin Wood Tewin Welwyn Hertfordshire
Description:
Proposed single storey side and two storey rear extension.

Planning ref:
June 2021 3/21/1149/CLPO
Type:
Outline application - proposal prior to a full application, including assessments and scoping opinions.
Status:
Application refused
Address:
Muirton 20 Firs Walk Tewin Wood Tewin Welwyn Hertfordshire
Description:
Proposed single storey side extension. Proposed two storey rear extension, incorporating first floor rear Juliet balcony. Alterations to first floor front windows.

Planning ref:
April 2021 3/21/0356/HH
Type:
Full and householder planning application
Status:
Application approved with conditions
Address:
20 Firs Walk Tewin Wood Tewin Welwyn Hertfordshire
Description:
Demolition of detached garage, single storey rear and side projections. Construction of single storey front, side and rear extension.
EPC Inspections
Summary:
23 January 2019 - energy performance certificate grade E
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
Detached House , has 7 habitable rooms. Estimated year built 1950 to 1966
Area:
147 sqm (1,582 square foot) total internal area
Comments:
Walls: Cavity wall, filled cavity. Roof: Pitched, 250 mm loft insulation. Heating: Boiler and radiators, mains gas.