1 Chestnut Lane Sevenoaks Kent TN13 3AR Data via plota.co.uk

26/02178/MMA - Minor Material Amendment Awaiting decision

Proposal

Amendment to 25/01963/HOUSE to decrease number of dormers, enlargement of 1no dormers and alterations to external finish materials. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
14 Aug 2026
✓
Validated
1 Sept 2026
Decision
Expected by 27 Oct 2026

Under consideration

No decision has been issued yet. Plota predicted a decision around 28 Oct 2026; it is now day 57.

Associated applications 2

Site constraints 2

Also on the record
Radon affected area, class 2; Inside the Sevenoaks built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) 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 £1,320,000 in July 2018. Detached house, freehold.

16 July 2018£1,320,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area263 m² (2,831 sq ft)
Energy ratingD (57 out of 100), could reach C
PropertyDetached house, 9 habitable rooms
Built1976 to 1982
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, partial insulation (assumed)

From the energy performance certificate lodged in January 2018, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Sevenoaks
Application type
Minor Material Amendment
Postcode
TN13 3AR
Received
14 Aug 2026
Validated
1 Sept 2026
Ward
Sevenoaks Town & St Johns
Parish
Sevenoaks
Target decision
27 Oct 2026
Applicant
Show
Agent
Carmen Austin Architecture Ltd

Decision outlook

Day 57, past the statutory target. 94% of extensions in Sevenoaks are decided within thirteen weeks, which runs to 1 Dec 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 27 Oct 2026.

Day 571 days past the 56-day target
75%decided within 8 weeks
85%approved
670decided in the last year

Plota live figures for extensions decided by Sevenoaks in the last twelve months, from validation. Sevenoaks decision record →

Consultation & key dates

Planning Portal ref
PP-15158931
Statutory expiry
27 Oct 2026
Env. assessment
No
Sevenoaks
Planning Authority Score
5.6/10
Average
#115 of 296 councils
Relevant to this application:
Householder decisions

Sevenoaks ranks #109 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (90%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Sevenoaks decision statistics
Based on MHCLG data, the year to March 2026
87%
Overall approval rate
Above avg (87%) #177 of 296
90%
Householder approved
Above avg (90%) #194 of 296
72%
Decided in 8 weeks
Above avg (63%) #109 of 296
34%
Extended time limit
Below avg (41%) #93 of 296
85%
Minor dwellings approved
213 decided (1-9 homes)
100%
Major dwellings approved
7 decided (10+ homes)
71%
Change of use approved
14 decided
1,130
Total decisions
143 refused in the year to March 2026

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.