25a Deards End Lane Knebworth Hertfordshire SG3 6NL Data via plota.co.uk

26/02443/TCA - Trees (Conservation Area) Registered

Proposal

T1: Fir - Remove. T2: Fir - Remove branches overhanging driveway by 3-4m. Branches that face away reduce height by 3m Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
29 Sept 2026
Decision
Expected by 10 Nov 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 28 Oct 2026, from North Hertfordshire's recent tree and landscaping works.

Site constraints 6

Deard's End Lane, Knebworth conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Scheduled monument 65 m away: Deard's End Lane Bridge
Its setting is a consideration for work nearby.
Nationally important archaeology protected by the Secretary of State. Work that affects the monument or its setting is rarely permitted.
Historic England ↗
Also on the record
4 listed buildings within 150 m; Radon affected area, class 2; Inside the Knebworth built-up area; Green belt 54 m away: London.
Not affected
Outside flood zones 2 and 3

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 £570,000 in November 2012. Detached house, freehold.

9 November 2012£570,000

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

Building

Floor area125 m² (1,345 sq ft)
Energy ratingE (52 out of 100), could reach C
PropertyDetached house, 6 habitable rooms
Built1983 to 1990
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, insulated (assumed)

From the energy performance certificate lodged in August 2012, the latest held for this property. The building may have changed since. View the certificate

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Important details

Application type
Trees (Conservation Area)
Postcode
SG3 6NL
Received
29 Sept 2026
Validated
29 Sept 2026
Ward
Knebworth Ward
Parish
Knebworth Parish Council
Case officer
Show
Target decision
10 Nov 2026
Applicant
Show

Decision outlook

Day 29 of the 56-day target. North Hertfordshire usually decides tree and landscaping works by day 29.

Day 2927 days to the 56-day target
98%decided within 8 weeks
98%approved
356decided in the last year

Plota live figures for tree and landscaping works decided by North Hertfordshire in the last twelve months, from validation. North Hertfordshire decision record →

Public comments

No public comments yet.

Last counted 27 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15257606
Planning Portal ref
PP-15257606
North Hertfordshire
Planning Authority Score
6.9/10
Good
#66 of 296 councils
Relevant to this application:
Other decisions

North Hertfordshire ranks #128 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (95%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
North Hertfordshire decision statistics
Based on MHCLG data, the year to March 2026
93%
Overall approval rate
Above avg (87%) #62 of 296
95%
Householder approved
Above avg (90%) #87 of 296
69%
Decided in 8 weeks
Above avg (63%) #128 of 296
32%
Extended time limit
Below avg (41%) #65 of 296
82%
Minor dwellings approved
112 decided (1-9 homes)
84%
Major dwellings approved
19 decided (10+ homes)
90%
Change of use approved
21 decided
1,102
Total decisions
82 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.