40 Dellsome Lane Welham Green Hatfield AL9 7ND
Certificate of lawfulness for Class A - Larger single storey rear extension (previously subject to prior approval application ref: 6/25/1851/PN8), Class B - Roof extension/hip to gable conversion, Class C - Other alterations to roof
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Progress
Application details
- Reference
- 6/2026/1250/LAWP
- Local authority
- Welwyn Hatfield
- Postcode
- AL9 7ND
- Ward
- Welham Green & Hatfield South
- Application type
- Outline
- Property type
- House
Key dates
- Submitted
- 16 Jul 2026
- Validated
- 17 Jul 2026
- Decided
- 8 Sept 2026
Estimated project value
£32k–£87k
Typical UK cost for this job type, at South East 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.
- 100 DELLSOME LANE, HATFIELD, AL9 7NDSemi-detached · £420,0002 months ago18 Jun 2026
- 86 DELLSOME LANE, HATFIELD, AL9 7NDTerraced · £595,0002 years ago14 Aug 2024
- 100 DELLSOME LANE, HATFIELD, AL9 7NDSemi-detached · £325,0007 years ago17 Oct 2018
- 94 DELLSOME LANE, HATFIELD, AL9 7NDTerraced · £355,0008 years ago15 Aug 2018
- 112 DELLSOME LANE, HATFIELD, AL9 7NDSemi-detached · £470,0008 years ago28 Mar 2018
- 54 DELLSOME LANE, HATFIELD, AL9 7NDTerraced · £335,0009 years ago14 Sept 2017
- 40 DELLSOME LANE, HATFIELD, AL9 7NDSemi-detached · £375,0009 years ago3 Apr 2017
- 78 DELLSOME LANE, HATFIELD, AL9 7NDTerraced · £470,00010 years ago20 Jun 2016
Homes here go for about £397,500 — the median of the last 8 market sales in AL9 7ND, £325,000 to £595,000.
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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- Land North of Dixons Hill Road Welham GreenRefused387 yd
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