13 Nelson Avenue St Albans Hertfordshire AL1 5SE Data via plota.co.uk
Proposal
Rear and side single storey extension to existing semi-detached 2-storey dwelling with existing conservatory and storage lean-to demolished at rear and installation of condenser unit to rear wall Data via plota.co.uk
Application progress
This application is under consideration - no decision has been issued yet. Plota predicts a decision between 25 Nov 2026 and 19 Dec 2026, from St Albans's recent extensions.
Site constraints 1
Checked on 19 September 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 £520,000 in October 2015. Semi-detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Every application in St Albans - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
Decision outlook
Day 17 of the 56-day target. St Albans usually decides extensions by day 81.
Plota live figures for extensions decided by St Albans in the last twelve months, from validation. St Albans decision record →
Consultation & key dates
- Alt. reference
- 323900PLN
- Planning Portal ref
- 15165704
Historical activity at this location
21 nearby applications on record - archival context, not part of the live application.
Nearby activity
St Albans is one of the slowest councils in England for householder decisions, ranking #285 out of 296. The council extends the time limit on 64% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. Householder applications are slightly less likely to be approved here (88%) 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.
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13 Nelson Avenue St Albans Hertfordshire AL1 5SE
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