Postcode district
Planning applications in SG6
PlanIndex holds 673 planning applications with SG6 postcodes, the earliest from 2002, the newest from September 2026. 95% of clear-cut decisions were approvals.
Applications in SG6
Newest first · page 1 of 14
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26/02226/TCA Awaiting decision
The Old Vicarage Willian Road Willian Letchworth Garden City Hertfordshire SG6 2AE
T1: Ash, T2: Oak - Reduction of the crown by 25%.
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26/02104/FPH Awaiting decision
6 Sollershott West Letchworth Garden City Hertfordshire SG6 3PX
Two storey front and rear extension and replace existing windows following demolition of existing side element and rear conservatory. Insertion of obscure-glazed first-floor side window to serve en suite (revision of previously approved Planning Permission 25/01449/FPH granted 8.01.2026).
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26/02222/TCA Awaiting decision
All Saints Church Willian Church Road Willian Hertfordshire SG6 2AF
T2: Medlar - Chop out ground suckers and remove epicormic shoots and shape. T4: Rowan - Remove deadwood. T5: Scots Pine - Deadwooding, removal of damaged crossing branches. T6: Yew - Trim and tidy bole and lower canopy. T7, T11, T12: Sycamore - Remove. T8: Box - Fell. T10: Sycamore - Raise crown a little to ease access to memorial stones. T13: Thorn - Tidy and shape. T14: Holly. Remove dead wood, clean up stems and lower canopy
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26/02033/FPH Awaiting decision
12 Cashio Lane Letchworth Garden City Hertfordshire SG6 1AX
Single storey rear extension following partial demolition of existing garage.
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26/02215/LBC Awaiting decision
12 Cashio Lane Letchworth Garden City Hertfordshire SG6 1AX
Single storey rear extension following partial demolition of existing garage.
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26/02200/TCA Awaiting decision
2 Croft Lane Letchworth Garden City Hertfordshire SG6 1AP
B. Lawson Cypress - Fell. A. Birch - Fell. C. Damson - Loping/Prune.
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26/02079/LBC Awaiting decision
172 Wilbury Road Letchworth Garden City Hertfordshire SG6 4JA
Replace single-glazed first floor window on front elevation with timber slimline double-glazed window.
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26/02045/AD Awaiting decision
Norton Way Peugeot Ltd Works Road Letchworth Garden City Hertfordshire SG6 1NT
Installation of three internally illuminated facia signs, non-illuminated welcome sign and internally illuminated freestanding totem sign.
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26/02178/TCA Awaiting decision
Day Nursery 30 Glebe Road Letchworth Garden City Hertfordshire SG6 1DR
T1: Ash - Cut back from no.32 Glebe Rd by 3m to the boundary line.
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26/02180/TCA Awaiting decision
127 Jackmans Place Letchworth Garden City Hertfordshire SG6 1RG
Sycamore - Fell, Process and Remove
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26/02184/TCA Awaiting decision
St Francis College Broadway Letchworth Garden City Hertfordshire SG6 3PJ
T032: Lime - Fell to ground level
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26/02151/NMA Awaiting decision
Glebe Road Industrial Estate Glebe Road Letchworth Garden City Hertfordshire SG6 1BT
Alterations to parking layout and access road to provide a vehicle turning space (as Non-Material Amendment to planning permission 25/01871/FP granted 12/12/2025)
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26/02165/TCA Awaiting decision
50 Meadow Way Letchworth Garden City Hertfordshire SG6 3HX
T1: Apple - Reduce regrowth back by 0.5m height and width, thin outer canopy by 20% volume. T2: Apple - Reduce regrowth back by 0.5m height and width, thin outer canopy by 20% volume. Lift lower branches to around 1m above ground level (removing secondary branches only). T3: Quince - Reduce regrowth back by 1m height and width, thin outer canopy by 20% volume.
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26/01996/FPH Awaiting decision
School House Highfield Letchworth Garden City Hertfordshire SG6 3PY
Part two storey and part single storey rear extension and open-sided front porch following demolition of existing porch and rear element. Alterations to fenestration and external rendering.
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26/02099/LBC Awaiting decision
30 Rushby Mead Letchworth Garden City Hertfordshire SG6 1RU
Install internal insulation to external walls, between suspended timber floor joists and between and over ceiling joists.
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26/01963/FPH Awaiting decision
20 Longmead Letchworth Garden City Hertfordshire SG6 4HP
Alterations to existing garage to include front extension and replacement roof to facilitate conversion into habitable accommodation following demolition of existing rear conservatory. Rear pitch roof including insertion of two side rooflights and alterations to fenestration.
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26/02091/LBC Awaiting decision
94 Rushby Mead Letchworth Garden City Hertfordshire SG6 1SF
Install internal insulation to external walls, between suspended timber floor joists and between and over ceiling joists.
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26/02090/DOC Awaiting decision
Glebe Road Industrial Estate Glebe Road Letchworth Garden City Hertfordshire SG6 1BT
Details reserved by Condition 18 (Hard and Soft Landscaping) of plannig permission reference 25/01871/FP granted on 12.12.2025.
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26/02083/TCA Awaiting decision
173 Jackmans Place Letchworth Garden City Hertfordshire SG6 1RG
H1: Cypress - Remove
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26/01956/DOC Awaiting decision
Glebe Road Industrial Estate Glebe Road Letchworth Garden City Hertfordshire SG6 1BT
Details reserved by Condition 11 (Lighting Design) of plannig permission reference 26/01956/DOC granted on 12.12.2025.
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26/01655/FPH Awaiting decision
20 Sollershott West Letchworth Garden City Hertfordshire SG6 3PX
Replacement of existing front and side windows
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26/01948/LBC Awaiting decision
28 Rushby Mead Letchworth Garden City Hertfordshire SG6 1RU
Install internal insulation to external walls, between suspended timber floor joists and between and over ceiling joists.
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26/02006/TCA Awaiting decision
46 Broadwater Avenue Letchworth Garden City Hertfordshire SG6 3HJ
Apple - Fell. 4x Lawson Cypress - Fell.
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26/02031/FPH Awaiting decision
4 The Meads Letchworth Garden City Hertfordshire SG6 3SE
Single storey rear extension.
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26/02016/S73 Awaiting decision
Jackmans Service Station Baldock Road Letchworth Garden City Hertfordshire SG6 2EJ
Variation of condition 3 (extend hours of use) of planning permission 22/01339/FP granted 08/09/2022 for installation of self-service car wash bay
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26/02018/HCC Awaiting decision
Woolgrove School Pryor Way Letchworth Garden City Hertfordshire SG6 2PT
Construction of a permanent modular Special Educational Needs and Disabilities (SEND) teaching building with associated parking and external works NORTH HERTS DISTRICT COUNCIL : CONSULTEE ONLY
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26/02015/NMA Decided
17 Whitechurch Gardens Letchworth Garden City Hertfordshire SG6 2AU
Increase width of rear extension (as Non-Material Amendment to planning permission 26/00677/FPH granted 07.05.2026)
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26/01795/FPH Awaiting decision
46 Ridge Road Letchworth Garden City Hertfordshire SG6 1PN
Single storey rear extension following demolition of existing lean-to.
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26/01796/LBC Awaiting decision
46 Ridge Road Letchworth Garden City Hertfordshire SG6 1PN
Single storey rear extension following demolition of existing lean-to
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26/02003/FPH Awaiting decision
41 Bowershott Letchworth Garden City Hertfordshire SG6 2ET
Single storey rear and side extensions to link existing detached garage to dwelling. Alterations to existing roof to include a gable end added in lieu of the hip end roof, insertion of rear box dormer, second floor side window and front rooflights to facilitate loft conversion into habitable accommodation. Rear hard landscaping works.
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26/01984/TCA Awaiting decision
Melverley Pixmore Way Letchworth Garden City Hertfordshire SG6 1QP
Sycamore - Removal. Willow - Reduce by approx 40%. Lime - Remove overhanging branches.
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26/02002/TCA Awaiting decision
160 Rushby Mead Letchworth Garden City Hertfordshire SG6 1SQ
T1: Ash - Remove.
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26/01864/FPH Awaiting decision
202 Icknield Way Letchworth Garden City Hertfordshire SG6 4AA
Single storey side extension and rear roof canopy following demolition of existing side garage.
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26/01975/TCA Awaiting decision
25 Sollershott West Letchworth Garden City Hertfordshire SG6 3PU
T1: Contorted Willow - Fell to ground level . T2 & T3 2x Ash - Fell to ground level
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26/01966/FPH Awaiting decision
87 Willian Way Letchworth Garden City Hertfordshire SG6 2HY
Installation of a free standing radio mast to rear garden.
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26/01953/FPH Awaiting decision
185 Baldock Road Letchworth Garden City Hertfordshire SG6 2EJ
Two storey and part single storey rear extension following demolition of existing rear extensions. Insertion of rooflights to existing rear roofslope to facilitate conversion of loft space to habitable accommodation. Alterations to fenestration to include insertion of first floor side window.
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26/01935/DOC Awaiting decision
Highfield School Highfield Letchworth Garden City Hertfordshire SG6 3QA
Details reserved by Condition 4 (BNG) of planning permission reference 25/01830/FP granted on 10.03.2026.
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26/01928/LDCP Awaiting decision
385 Western Way Letchworth Garden City Hertfordshire SG6 4SS
Single storey side extension and front porch. Installation of no.2 front rooflights and rear box dormer window to facilitate conversion of loftspace into habitable accommodation.
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26/01764/LBC Awaiting decision
170 Wilbury Road Letchworth Garden City Hertfordshire SG6 4JA
Replace first floor, single-glazed, timber window on front elevation with a new timber, double-glazed window.
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26/01611/FPH Awaiting decision
42 Green Lane Letchworth Garden City Hertfordshire SG6 1EA
Erection of rear ancillary outbuilding following demolition of existing rear and front outbuildings.
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26/01693/LDCP Awaiting decision
127 Norton Way South Letchworth Garden City Hertfordshire SG6 1SU
Alterations to existing rear and side fenestration to include removal of existing windows and piers, openings altered and installation of replacement windows.
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26/01674/FP Awaiting decision
70A Leys Avenue Letchworth Garden City Hertfordshire SG6 3EG
Change of use of first and second floor from Commercial (Use Class E) to Residential (Use Class C3) to provide two self-contained flats including alterations to fenestration and cycle and bin storage.
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26/01610/FPH Awaiting decision
42 Green Lane Letchworth Garden City Hertfordshire SG6 1EA
Two storey rear extension and single storey side extensions following demolition of existing conservatory, detached garage and outbuildings. Insertion of rooflights to existing side roofslopes. Alterations to front fenestration including insertion of second floor front windows.
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26/01904/TCA Awaiting decision
32 Ridge Road Letchworth Garden City Hertfordshire SG6 1PN
T4: Plum - Fell. T5: Prunus - To establish a new pollarded framework to mitigate the risk over the neighbouring property.
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26/01891/FPH Awaiting decision
66 Highfield Letchworth Garden City Hertfordshire SG6 3PZ
Replace garage door with window and raise flat roof of garage to facilitate conversion of attached garage into habitable accommodation.
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26/01370/PNSL Awaiting decision
56 Baldock Road Letchworth Garden City Hertfordshire SG6 2EE
Installation of solar panels on front and side roofslopes
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26/01894/TCA Awaiting decision
Land Adjacent To Ralph Swingler Place Letchworth Garden City Hertfordshire SG6 3GZ
BEZT002: Elm - Crown Lift to 5.2m over road and 4m over Car park.
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26/01893/TPO Awaiting decision
Land At Rosemont Close Letchworth Garden City Hertfordshire SG6 4XR
BEYT023: Birch - Crown reduce back from structure by up to 2m.
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26/01877/TCA Decided
59 Broadwater Avenue Letchworth Garden City Hertfordshire SG6 3HG
Cherry - Removal of limb blocking footpath.
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26/01855/EC Awaiting decision
Land South Of 36 Danescroft Letchworth Garden City Hertfordshire SG6 4RW
The Electronic Communications Code (Conditions and restrictions) Regulations 2003 (as amended) Regulation 5 Notice of Intention to Install Fixed Line Broadband Apparatus.