90 London Road Knebworth Hertfordshire SG3 6HB
Insertion of rooflight to existing front elevation and rooflight and dormer window to existing rear elevation roofslope to facilitate conversion of loftspace into habitable accommodation
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Progress
Application details
- Reference
- 21/02005/LDCP
- Local authority
- North Hertfordshire
- Postcode
- SG3 6HB
- Ward
- Knebworth Ward Historic
- Application type
- Outline
- Property type
- House
Key dates
- Submitted
- 30 Jun 2021
- Validated
- 30 Jun 2021
- Target decision
- 25 Aug 2021
- Decided
- 6 Sept 2021
5 documents · 0 comments · 0 constraints
Estimated project value
£28k–£75k
Typical UK cost for this job type, at UK average rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.
Recently sold nearby
New owners, recently moved in. First work on a house usually follows within months of completing. 3 recent sales are listed below.
- 120A LONDON ROAD, KNEBWORTH, SG3 6HBOther · Not a standard market sale · £215,0005 months ago23 Mar 2026
- 82 LONDON ROAD, KNEBWORTH, SG3 6HBDetached · £915,0005 months ago19 Mar 2026
- 78 LONDON ROAD, KNEBWORTH, SG3 6HBDetached · £580,0006 months ago20 Feb 2026
- 82 LONDON ROAD, KNEBWORTH, SG3 6HBDetached · £725,0005 years ago23 Feb 2021
- 118A LONDON ROAD, KNEBWORTH, SG3 6HBTerraced · £340,0005 years ago5 Oct 2020
- 118B LONDON ROAD, KNEBWORTH, SG3 6HBDetached · Not a standard market sale · £290,0006 years ago28 Aug 2020
- 100 LONDON ROAD, KNEBWORTH, SG3 6HBDetached · £680,0008 years ago30 Aug 2018
- 66 LONDON ROAD, KNEBWORTH, SG3 6HBDetached · £702,0008 years ago8 Dec 2017
Homes here go for about £691,000 — the median of the last 6 market sales in SG3 6HB, £340,000 to £915,000.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.
Planning constraints
No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.
Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.
Nearby applications
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