Planning applications in Welwyn Garden City
Last application update 21 Jul 2026
See what's happening with planning in Welwyn Garden City: 2496 planning applications tracked so far.
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Status breakdown
Other (117)
- Withdrawn90
- Granted with conditions24
- Unresolved3
Latest notices
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Tesco Heart Building Car Park Shire Park Welwyn Garden City AL7 1TW
WithdrawnInstallation of one padel tennis court as an additional ancillary sporting and recreational facility to the Tesco office headquarters, together with associated…
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The Coach House Ellesfield Welwyn AL6 9HB
GrantedReduce 1 x Horse chestnut by 2m. Cut back 1 x Sycamore to 1m beyond boundary line.
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16 The Green Welwyn AL6 9EA
GrantedFell 1 x weeping willow.
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11 Coneydale Welwyn Garden City AL8 7RX
Granted1 x Oak to reduce back to previous pruning points (approx 1.5m in height and width). Lawson Cypress (under Oak) to reduce by 3m in height. Trim sides hard…
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307 Knightsfield Welwyn Garden City AL8 7NJ
GrantedErection of a single storey rear extension and covered veranda area and alteration to fenestration.
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17 Tewin Road Welwyn Garden City AL7 1BD
GrantedErection of a substation and ancillary infrastructure
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4 Mornington Digswell Welwyn AL6 0AJ
GrantedTG1 Tree Group overhanging road and footpath - Lift crowns overhanging road and foot path to 5 metres in height to allow clearance from road users and…
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41 Beehive Lane Welwyn Garden City AL7 4BJ
GrantedFell Ash Tree in the garden due to; 1. The tree is now Damaging the shed due to growth 2. It is within 10m of neighbours (Graysfield Road) property and the…
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35 Elmwood Welwyn Garden City AL8 6LD
GrantedYew tree (T4) rear garden; south boundary; rooted in neighbour's property (no 37) overhanging boundary. Reduce north side (overhanging garden) to reduce…
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102 Lemsford Lane Welwyn Garden City AL8 6YP
GrantedErection of single-storey rear and side extension with the installation of three rooflights
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4 Sherrards Mansion Rectory Road Welwyn Garden City AL8 7AY
GrantedErection of single storey rear extension with covered pergola area
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180 Heronswood Road Welwyn Garden City AL7 3EU
GrantedInstall inline rooftop solar panels front and back (14 rear, 10 front), with back garden installations of backup battery and air source heat pump unit
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32 Fordwich Road Welwyn Garden City AL8 6EY
GrantedLike for like replacement downstairs windows white PVC Georgian style sash windows. Replacement upstairs windows with white PVC Georgian style sash windows in…
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11 Barleycroft Green, Welwyn Garden City, AL8 6JY
GrantedNew windows and a new front door and a new ground floor french door.
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19 The Avenue Welwyn AL6 0PW
GrantedErection of new dwelling with front landscaping following the demolition of existing dwelling
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Windy Ridge 40 Great North Road Welwyn AL6 0PX
GrantedErection of two storey front extension with dormers, alteration to openings
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87 Lords Wood Welwyn Garden City AL7 2HG
GrantedErection of single storey rear/side extension & garage conversion
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11 Graveley Dell Welwyn Garden City AL7 2LF
GrantedErection of single storey rear extension
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2 Handside Lane Welwyn Garden City AL8 6SF
GrantedErection of single storey rear extension following demolition of conservatory, garage conversion with raising of roof and front extension, loft conversion with…
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67 Valley Road Welwyn Garden City AL8 7DR
GrantedReinstate the existing front driveway and erection of a small white-painted timber pedestrian gate installed between the existing laurel boundary hedges. The…
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307 Knightsfield Welwyn Garden City AL8 7NJ
GrantedErection of single storey rear extension with roof lanterns, covered verandah area, installation of roof lantern to existing side roof and replacement window…
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111 Warren Way Digswell Welwyn AL6 0DL
GrantedErection of part single storey, part two storey rear extension with rooflight to ground floor roof, enlarged patio area and ground floor and first floor…
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40 Reynards Road Welwyn AL6 9TP
GrantedDemolition of an existing derelict outbuilding and its replacement with single-storey accommodation ancillary to the main dwelling
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13 Birkin Court Welwyn Garden City AL7 3FA
GrantedProposed part single storey rear and side extension with break through, first floor part rear/side infill with internal alterations
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2 Handside Lane Welwyn Garden City AL8 6SF
GrantedErection of single storey rear extension following demolition of conservatory, garage conversion with raising of roof and front extension, loft conversion with…
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Digswell Place South Lodge Rectory Road Welwyn Garden City AL8 7SU
WithdrawnReduce 1 x apple tree by 1m in height and width.
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4 Turmore Dale Welwyn Garden City AL8 6HS
WithdrawnRemove section of hedge and shrubs by the drive. Remove large shrubs by the front window.
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111 Wellcroft Road Welwyn Garden City AL7 3JX
GrantedPart two storey and part single storey rear extensions, alterations to openings and erection of detached garden room
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20 Attimore Road Welwyn Garden City AL8 6LW
GrantedRemoval of an existing shed and associated structures at the rear of the garden and erection of a modest timber garden building with shingle roof for use as a…
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39 Woodland Rise Welwyn Garden City AL8 7LJ
RefusedRemove oak tree
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How to comment on a planning application in Welwyn Garden City
Anyone can have their say on a planning application in Welwyn Garden City. Find the application on the Welwyn Hatfield planning authority's public-access portal using the reference number above, then submit a comment before the consultation deadline. Comments are usually limited to planning matters such as overlooking, loss of light, traffic, noise and the character of the area.
Welwyn Hatfield is the local planning authority responsible for deciding applications in Welwyn Garden City. Town Crier mirrors the public record so you can keep track of what is happening near you, but the council remains the authoritative source and the place to submit formal comments.
Nearby areas
Planning applications in the towns nearest here, including neighbouring council areas.
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