Planning Applications in Welwyn Garden City, Hertfordshire

Planning authority: Welwyn Hatfield Borough Council

Search current and historic planning applications in Welwyn Garden City, Hertfordshire, published by Welwyn Hatfield Borough Council - 225 in the last 90 days. Explore them on the map, apply detailed filters, or receive free alerts for new proposals.

225
|
84
|
30

Filter applications

Date received Last 90 days

Pick a year, or click two to span the range between them. Records before 2026 come from the archive.

Application type
Keywords in the address or description
Match

Literal text matches. For application types (extensions, solar, change of use...) use the categories above - no need to recreate them as keywords.

Showing 50 of 225 applications
6/2026/0389/EM 25 Jul 2026 Approved

29 Beehive Lane Welwyn Garden City AL7 4BJ

Proposed erection of a garden room in the rear garden

Welwyn Hatfield 25 Jul 2026
6/2026/0495/EM 25 Jul 2026 Approved

27 Blakemere Road Welwyn Garden City AL8 7PQ

Erection of a single storey rear extension

Welwyn Hatfield 25 Jul 2026
6/2026/0621/FULL 25 Jul 2026 Refused

45 Great Dell Welwyn Garden City AL8 7HP

Change of use of amenity land to driveway area with part hedge removal, part two storey rear extension, roof lantern to existing kitchen roof and alte...

Welwyn Hatfield 25 Jul 2026
6/2026/0628/EM 25 Jul 2026 Approved

2 Handside Lane Welwyn Garden City AL8 6SF

Erection of single storey rear extension following demolition of conservatory, garage conversion with raising of roof and front extension, loft conver...

Welwyn Hatfield 25 Jul 2026
6/2026/0629/EM 25 Jul 2026 Approved

8 Moorside Welwyn Garden City AL7 4QH

Alterations to the existing rear part of the dwelling, including replacement of the existing sloping roof with a flat roof, and replacement of existin...

Welwyn Hatfield 25 Jul 2026
6/2026/0681/EM 25 Jul 2026 Approved

10 West Mead Welwyn Garden City AL7 4SA

Erection of single storey rear extension, raising of roof to existing side extension and canopy area with polycarbonate sheeting roof

Welwyn Hatfield 25 Jul 2026
6/2026/0701/PN14 25 Jul 2026 Approved

6 South Mundells Welwyn Garden City AL7 1EP

Prior approval for demolition to remove the existing small industrial building and allow the site to be levelled and resurfaced in tarmac

Welwyn Hatfield 25 Jul 2026
6/2026/0716/EM 25 Jul 2026 Approved

15 Guessens Road Welwyn Garden City AL8 6QL

Erection of two storey rear extension, single storey side and rear extensions following demolition of existing garage, insertion of rooflights and ins...

Welwyn Hatfield 25 Jul 2026
6/2026/0717/COND 25 Jul 2026 Pending

73 Bridge Road East Welwyn Garden City AL7 1UT

Submission of details pursuant to Condition 16 (Hard & Soft Landscape Works), condition 18 (External lighting schemes) on planning permission 6/2020/2...

Welwyn Hatfield 25 Jul 2026
6/2026/0722/HOUSE 25 Jul 2026 Approved

43 Appletree Way Welwyn Garden City AL7 2FE

Proposed loft conversion including formation of a rear dormer and front rooflights

Welwyn Hatfield 25 Jul 2026
6/2026/0725/HOUSE 25 Jul 2026 Approved

10 West Mead Welwyn Garden City AL7 4SA

Erection of a single storey rear extension, raising of roof to existing side extension and canopy area with polycarbonate sheeting roof

Welwyn Hatfield 25 Jul 2026
6/2026/0728/HOUSE 25 Jul 2026 Pending

78 Valley Road Welwyn Garden City AL8 7DP

Erection of a part single, part two storey rear extension, garage conversion with removal of garage door and installation of rooflights

Welwyn Hatfield 25 Jul 2026
6/2026/0732/EM 25 Jul 2026 Approved

3 Coneydale Welwyn Garden City AL8 7RX

Installation of solar panel on rear south-facing roof

Welwyn Hatfield 25 Jul 2026
6/2026/0736/TC 25 Jul 2026 Approved

24 Moorlands Welwyn Garden City AL7 4PP

Conifer - fell 6 trees on border of property due to excessive height to be replaced with alternative hedging. Fence also is present on boundary of pro...

Welwyn Hatfield 25 Jul 2026
6/2026/0741/EMT 25 Jul 2026 Approved

24 Moorlands Welwyn Garden City AL7 4PP

Conifer - fell 6 trees on border of property due to excessive height, shading to garden, and stunting growth of other vegetation in the garden. To be ...

Welwyn Hatfield 25 Jul 2026
6/2026/0742/EM 25 Jul 2026 Approved

43 Brockswood Lane Welwyn Garden City AL8 7BE

Erection of garage/garden office following the demolition of the existing garage

Welwyn Hatfield 25 Jul 2026
6/2026/0744/EM 25 Jul 2026 Approved

1 Old Forge Close Welwyn AL6 0SR

Proposed removal of redundant boiler chimney at rear of property

Welwyn Hatfield 25 Jul 2026
6/2026/1096/COND 25 Jul 2026 Approved

118 Ludwick Way Welwyn Garden City AL7 3PY

Submission of details pursuant to Condition 1 (Construction Management Plan) on planning permission 6/2025/2579/HOUSE

Welwyn Hatfield 25 Jul 2026
6/2026/1280/TC 21 Jul 2026 Pending

110 Woodside House Bridge Road Welwyn Garden City AL8 6UL

T1- muti-stemmed Oak tree to lift by 4 metres and cut back by 2-3 metres for light and maintenance. T2-a row of 7 Beech trees to lift to 4 metres and ...

Welwyn Hatfield 21 Jul 2026
6/2026/1277/TC 20 Jul 2026 Pending

36 Blakemere Road Welwyn Garden City AL8 7PJ

Reduce 1 x Lime Tree by removing up to 3m of regrowth

Welwyn Hatfield 20 Jul 2026
6/2026/1278/HOUSE 20 Jul 2026 Pending

10 Dellcott Close Welwyn Garden City AL8 7BD

Erection of a part single, part double storey extension with replacement chimney following the demolition of existing part single, part double storey ...

Welwyn Hatfield 20 Jul 2026
6/2026/1254/EMT 16 Jul 2026 Pending

94 Parkway, Welwyn Garden City, AL8 6HL

1 x Hornbeam to reduce by approximately 3m height and width.

Welwyn Hatfield 16 Jul 2026
6/2026/1256/TC 16 Jul 2026 Pending

94 Parkway Welwyn Garden City AL8 6HL

1 x Hornbeam to reduce by approx 3m height and width

Welwyn Hatfield 16 Jul 2026
6/2026/1242/EM 15 Jul 2026 Pending

49 Bridge Road Welwyn Garden City AL8 6UH

Enlargement & Replacement of existing driveway & paths

Welwyn Hatfield 15 Jul 2026
6/2026/1233/EMT 14 Jul 2026 Withdrawn

62 Holwell Road Welwyn Garden City AL7 3RN

1 x Ash to reduce by 3m height and 2m width Reduce canopy to maintain a suitable size for location as tree affects four other gardens

Welwyn Hatfield 14 Jul 2026
6/2026/1234/EMT 14 Jul 2026 Pending

64 Holwell Road Welwyn Garden City AL7 3RN

1 x Silver maple (all tree works only over the garden of 5 Furzefield) to reduce to by 3m in height & reduce lateral branches by 2.5m.

Welwyn Hatfield 14 Jul 2026
6/2026/1235/EMT 14 Jul 2026 Pending

19 Beehive Green Welwyn Garden City AL7 4BE

1 x Acacia to reduce by 2m height and 1.5m width. Remove snapped limb.

Welwyn Hatfield 14 Jul 2026
6/2026/1236/EMT 14 Jul 2026 Pending

30 Coneydale Welwyn Garden City AL8 7RZ

Reduction by 40% of Oak tree (T5) Reduction of the Holly hedge (T8) to 8 feet high

Welwyn Hatfield 14 Jul 2026
6/2026/1217/PN8 13 Jul 2026 Pending

48 Great Ganett Welwyn Garden City AL7 3DE

Prior approval for a single storey rear extension measuring 4m in depth, 3m to the eaves and the maximum height of 3m

Welwyn Hatfield 13 Jul 2026
6/2026/1220/TC 13 Jul 2026 Withdrawn

183 Howlands Welwyn Garden City AL7 4RL

T1 & T2 – Field Maples reduce the crowns by approximately 3m in height and 1.5m radially to provide a balanced crown and reduce overhang above the pub...

Welwyn Hatfield 13 Jul 2026
6/2026/1221/EM 13 Jul 2026 Pending

14 Turmore Dale Welwyn Garden City AL8 6HS

Installation of air conditioning to the first floor with condenser unit to the left side wall

Welwyn Hatfield 13 Jul 2026
6/2026/1225/TC 13 Jul 2026 Pending

64 Holwell Road Welwyn Garden City AL7 3RN

1 x Silver maple to reduce to by 3m in height - only the section that is in line with boundary of No.5 Furzefield, reduce lateral branches that grow t...

Welwyn Hatfield 13 Jul 2026
6/2026/1227/TC 13 Jul 2026 Pending

19 Beehive Green Welwyn Garden City AL7 4BE

1 x Acacia to reduce by 2m height and 1.5m width. Remove snapped limb. Reducing as tree is over a public footpath & has recently snapped branches

Welwyn Hatfield 13 Jul 2026
6/2026/1230/TC 13 Jul 2026 Pending

30 Coneydale Welwyn Garden City AL8 7RZ

Tree and Hedge maintenance and remedial works 1. Reduction by 40% of oak tree (T5 on attached plan) . A trunk of this tree recently fell and was remov...

Welwyn Hatfield 13 Jul 2026
6/2026/1231/FULL 13 Jul 2026 Pending

St Johns Church Of England Jmi School Lemsford Village Lemsford Welwyn Garden City AL8 7TR

Installation of new fencing and gates across the school boundary adjacent to the main road

Welwyn Hatfield 13 Jul 2026
6/2026/1199/LB 10 Jul 2026 Pending

6 Hall Grove Welwyn Garden City AL7 4PN

Increase to door height

Welwyn Hatfield 10 Jul 2026
6/2026/1208/TC 10 Jul 2026 Pending

70 Valley Road Welwyn Garden City AL8 7DP

1 x Ash to reduce canopy by 2.5m height & width.

Welwyn Hatfield 10 Jul 2026
6/2026/1209/TC 10 Jul 2026 Pending

25 Rooks Hill Welwyn Garden City AL8 6EU

T1 x Cherry to reduce by approximately 2.5m in height and 1.5m in width. Lift to 4m above ground level

Welwyn Hatfield 10 Jul 2026
6/2026/1211/EMT 10 Jul 2026 Pending

70 Valley Road Welwyn Garden City AL8 7DP

1 x Ash to reduce canopy by 2.5m height & width.

Welwyn Hatfield 10 Jul 2026
6/2026/1212/EMT 10 Jul 2026 Pending

25 Rooks Hill Welwyn Garden City AL8 6EU

1 x Cherry to reduce by approximately 2.5m in height and 1.5m in width. Lift to 4m above ground level dominating garden and overhanging garage entranc...

Welwyn Hatfield 10 Jul 2026
6/2026/1191/COND 9 Jul 2026 Pending

Long Arm Short Arm 18 Lemsford Village Lemsford Welwyn Garden City AL8 7TN

Submission of details pursuant of condition 3 (ground investigation), condition 5 (construction method statement), condition 8 (detailed section), con...

Welwyn Hatfield 9 Jul 2026
6/2026/1187/TC 8 Jul 2026 Pending

85 Pentley Park Welwyn Garden City AL8 7SL

Ground works and associated root pruning/ severance of T1 (Oak) to facilitate installation of a root barrier 15m in length and 3.5m in depth.

Welwyn Hatfield 8 Jul 2026
6/2026/1190/EM 8 Jul 2026 Pending

10 Walden Road Welwyn Garden City AL8 7PF

Retrospective consent for the installation of a single external condenser unit for a reversible air-to-air heat pump

Welwyn Hatfield 8 Jul 2026
6/2026/1174/TC 7 Jul 2026 Pending

2 Handside Lane Welwyn Garden City AL8 6SF

Leylandii to fell

Welwyn Hatfield 7 Jul 2026
6/2026/1175/HOUSE 7 Jul 2026 Pending

5A Honeycroft Welwyn Garden City AL8 6HR

Erection of a single storey rear extension, alterations to opening on side elevation and garden room with covered area following demolition of conserv...

Welwyn Hatfield 7 Jul 2026
6/2026/1179/EMT 7 Jul 2026 Pending

75 Rosedale, Welwyn Garden City, AL7 1DP

Reduce 1 x Oak by 1.5m in height and width

Welwyn Hatfield 7 Jul 2026
6/2026/1180/EMT 7 Jul 2026 Pending

32 Lodgefield Welwyn Garden City AL7 1SD

1 x Weeping Willow to reduce by approximately 4m in height and 2m in width To maintain size and height for garden

Welwyn Hatfield 7 Jul 2026
6/2026/1171/EM 6 Jul 2026 Pending

5A Honeycroft Welwyn Garden City AL8 6HR

Erection of a single storey rear extension, alterations to opening on side elevation and garden room with covered area following demolition of conserv...

Welwyn Hatfield 6 Jul 2026
6/2026/1172/EM 6 Jul 2026 Pending

13 Barleycroft Road, Welwyn Garden City, AL8 6JX

Installation of air conditioning (air-to-air heat pump)

Welwyn Hatfield 6 Jul 2026
6/2026/1158/FULL 3 Jul 2026 Pending

Land To The West Of Ridgeway Road Ridgeway Welwyn Garden City AL7 2AA

Construction and operation of a micro energy storage project

Welwyn Hatfield 3 Jul 2026
Recency
Last 2 weeks
2-4 weeks
1-2 months
Older

Get free email alerts for new planning applications in Welwyn Garden City

Data updated daily. Source: Welwyn Hatfield Borough Council planning portal.