11 Glenhaven Avenue Borehamwood Hertfordshire WD6 1AY Data via plota.co.uk
Proposal
Single storey rear extension. Depth: 4.42m, Height: 3.00m, Eaves: 3.00m. Data via plota.co.uk
Application progress
Approved on 21 Sept 2026 · Delegated Decision · Last checked 23 Sept 2026
Documents 5
Decision & officer reports 2
Plans & drawings 2
Application forms 1
Site constraints 2
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Sales history 1
Last sold for £100,000 in April 2001. Terraced house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in April 2019, the latest held for this property. The building may have changed since. View the certificate
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Important details
- Council
- Hertsmere
- Application type
- PD- Prior Approval 42 day (Hsehold ext)
- Postcode
- WD6 1AY
- Received
- 11 Aug 2026
- Validated
- 11 Aug 2026
- Ward
- Borehamwood Brookmeadow
- Parish
- Elstree & Borehamwood Town Council
- Case officer
- Show
- Target decision
- 22 Sept 2026
- Decision
- PD42 - Prior Approval not required
- Decision date
- 21 Sept 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Dimensions- Planning&Architecture
How this decision compares
Decided in 41 days from validation, 14 days faster than Hertsmere's median of 55 for extensions. Approved, as 86% of extensions here are.
Plota live figures for extensions decided by Hertsmere in the last twelve months, from validation. Hertsmere decision record →
Public comments
No public comments yet.
2 neighbours consulted · Last counted 23 Sept 2026
Consultation & key dates
- Alt. reference
- PP-15150938
- Planning Portal ref
- PP-15150938
- Neighbours
- 18 Aug 2026
- Consultation
- 17 Aug 2026
- Comments by
- 9 Sept 2026
- Statutory expiry
- 22 Sept 2026
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Hertsmere is slower than most councils at deciding householder applications, ranking #243 out of 296. 55% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (94%) than the national average (90%).
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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11 Glenhaven Avenue Borehamwood Hertfordshire WD6 1AY
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