Search Knebworth planning applications
17 applications received or decided in the last 90 days · within 1 km of the centre of Knebworth · updated daily · North Hertfordshire District Council
- 6 Badger Close Knebworth Hertfordshire SG3 6NAAwaiting decisionT1: Sycamore - Reduce by 30% due to excessive shading.Received 9 Nov 202626/02783/TPO
- 21 Milestone Road Knebworth Hertfordshire SG3 6DAAwaiting decisionTwo storey side extension following demolition of existing detached shed and provision of one additional parking space.Received 22 Oct 202626/02723/FPH
- 1 New Close Knebworth Hertfordshire SG3 6NUAwaiting decisionTwo storey side extension following demolition of existing porch. Insertion of front and rear dormer windows to facilitate conversion of loft space to habitable accommodation. Alterations to fenestration and external cladding.Received 16 Oct 202626/02350/FPH
- Nine Furlongs Land To The Rear Of 127 Hertford Road Stevenage Herts SG2 8STAwaiting decisionErection of 1no. three bedroom chalet bungalow with associated hard and soft landscaping.Received 1 Oct 202626/00728/FP
- 25a Deards End Lane Knebworth Hertfordshire SG3 6NLApprovedT1: Fir - Remove. T2: Fir - Vigorous pollarding on the branches.Received 29 Sep 2026Decided 9 Nov 202626/02443/TCA
Planning in Knebworth
- Approved
- 88%
- 52 of 58 decided
- Decision time
- about 6 weeks
- on average
Applications within 1 km of the centre of Knebworth in the last 24 months, from North Hertfordshire District Council's planning register.
Decided by North Hertfordshire District CouncilCouncil page
Around Knebworth
Postcode districts
SG3 90 applications in the last 12 monthsSG2 251 applications in the last 12 months
Applications in each district in the last 12 months.
Nearby towns and villages
Planning authority: North Hertfordshire District Council
For home projects and trades
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Application types: Rear extensionsLoft conversionsHouseholder applicationsTree works & TPOListed building consentChange of useAnnexes & granny flatsSolar panelsBarn conversionsBasement extensions
About Knebworth
Knebworth is a picturesque village and civil parish located in north Hertfordshire, just south of Stevenage. The parish encompasses a diverse area that includes the village of Knebworth, the smaller Old Knebworth, and the historic Knebworth House, while also bordering the villages of Datchworth, Woolmer Green, Codicote, Kimpton, Whitwell, St Paul's Walden, and Langley. This vibrant community offers a unique blend of rural charm and accessibility, making it a notable area for planning applications. The settlement has a population of approximately 4,538 (2021 estimate). It sits within the North Hertfordshire district.
Property prices in Knebworth show an average sale price of £471,069, based on 50 recent transactions recorded by HM Land Registry. There are currently no active flood warnings for the Knebworth area, indicating a relatively low flood risk at present. This is a positive factor for both existing residents and those considering property purchases or new developments.
In terms of safety, there were no crimes reported in the immediate area during the most recent reporting period (May 2026). This makes Knebworth a particularly low-crime area, which is often reflected in its desirability and property values.
The area around Knebworth has 2 nature designations nearby, which may affect how planning applications are assessed.
For anyone interested in property development or monitoring local planning decisions, Knebworth planning applications can be searched by entering a local postcode above. Results include full application details, decision status, and the ability to track applications over time and set planning alerts to help you monitor and review pending planning applications.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
To comment on or object to a planning application near Knebworth, open it in the list above: each one links to the council's own page for it and shows any comment deadline.
In the last 24 months, 69 planning applications were submitted near Knebworth. Of these, 88% were approved, with an average decision time of 45 days.
The most common types were full planning applications (23), amendments (6), tree works (3).