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 - 212 in the last 90 days. Explore them on the map, apply detailed filters, or receive free alerts for new proposals.

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Showing 50 of 212 applications
7 Sept 2026 Under Consultation 6/2026/1343/MAJ

Welwyn Garden City Golf Club Mannicotts Welwyn Garden City AL8 7BP

Installation of new doors to rear elevation

MAJOR DEVELOPMENT Welwyn Hatfield
4 Sept 2026 Under Consideration 6/2026/1547/TC

28 Parkfields Welwyn Garden City AL8 6ED

1 x Weeping Birch to reduce height by approx 1.5m and width

TREES IN CONSERVATION AREA Welwyn Hatfield
1 Sept 2026 Under Consultation 6/2026/1527/COND

Land at Hollybush Lane to the east of A1000 and north of Ascots Lane Welwyn Garden City AL7 4EG

Submission of details pursuant to condition numbers 1 (Construction Environmental Management Plan), 2 (Arboricultural Method Statement and Tree Protec...

APPROVAL OF DETAILS RESERVED BY CONDITION Welwyn Hatfield
1 Sept 2026 Under Consultation 6/2026/1523/EMT

5 Hitherway Welwyn Garden City AL8 7RG

4 x Whitebeams to fell. No replanting

ESTATE MANAGEMENT TREES Welwyn Hatfield
28 Aug 2026 Under Consultation 6/2026/1518/HOUSE

48 Great Ganett Welwyn Garden City AL7 3DE

Erection of single storey rear extension

HOUSEHOLDER APPLICATION Welwyn Hatfield
28 Aug 2026 Under Consultation 6/2026/1487/EM

5 Ashley Close Welwyn Garden City AL8 7LH

Proposed addition of a 3104 x 5474 mm pent roofed wooden shed to rear garden

ESTATE MANAGEMENT Welwyn Hatfield
27 Aug 2026 Under Consideration 6/2026/1507/TC

10 Scholars Mews Welwyn Garden City AL8 7JQ

1 x Crab Apple to reduce by approx 1.2m height and width

TREES IN CONSERVATION AREA Welwyn Hatfield
27 Aug 2026 Under Consultation 6/2026/1445/ADV

Pavement Outside 37-40 Wigmores North Welwyn Garden City AL8 6PH

Installation of 2x advertisement panels on either side of Street Hub Unit

ADVERT CONSENT Welwyn Hatfield
27 Aug 2026 Pending 6/2026/1506/LAWP

Gosmore Brocket Road Welwyn Garden City AL8 7TT

Erection of single storey side extensions x 2 and two storey rear extension

LAWFUL DEVELOPMENT - PROPOSED Welwyn Hatfield
27 Aug 2026 Pending 6/2026/1384/FULL

41 Howardsgate Welwyn Garden City AL8 6AP

Change of use from Class E to Sui Generis, installation of kitchen extraction canopy and air supply system on the rear flat roof and 3x cowl lights an...

FULL PERMISSION Welwyn Hatfield
27 Aug 2026 Pending 6/2026/1383/ADV

41 Howardsgate Welwyn Garden City AL8 6AP

Installation of 1x illuminated fascia sign, 1x illuminated hanging sign, retractable awning, 3x cowl lights, 2x internal digital screens and vinyl sig...

ADVERT CONSENT Welwyn Hatfield
27 Aug 2026 Pending 6/2026/1303/HOUSE

9 Youngs Rise Welwyn Garden City AL8 6RT

Erection of a single storey side extension, part single and part two storey rear extension, with alterations to openings on side elevations and new pa...

HOUSEHOLDER APPLICATION Welwyn Hatfield
26 Aug 2026 Under Consideration 6/2026/1497/TC

2 Valley Road Welwyn Garden City AL8 7DF

1 x Holly to reduce height by approximately 3m height 1 x Lawson cypress to reduce by approximately 2.5m in height. 1 x Plum to reduce height by appro...

TREES IN CONSERVATION AREA Welwyn Hatfield
26 Aug 2026 Under Consultation 6/2026/1499/EMT

49 Knightsfield Welwyn Garden City AL8 7JE

1 x Irish Yew to remove in sections to ground level. Remove as tree is close to front room window and blocking the light. Tree owner is also elderly a...

ESTATE MANAGEMENT TREES Welwyn Hatfield
26 Aug 2026 Under Consultation 6/2026/1476/HOUSE

9 Barleycroft Green Welwyn Garden City AL8 6JY

Replacement of existing wooden garage with wooden shed

HOUSEHOLDER APPLICATION Welwyn Hatfield
26 Aug 2026 Under Consultation 6/2026/1084/FULL

1 Heay Fields Welwyn Garden City AL7 2EH

Change of use from general amenity land to residential to include the alteration and extension of the existing brick wall

FULL PERMISSION Welwyn Hatfield
25 Aug 2026 Under Consultation 6/2026/1495/EMT

2 Valley Road Welwyn Garden City AL8 7DF

1 x Holly to reduce height by approx 3m height 1 x Lawson Cypress to reduce by approx 2.5m in height 1 x Plum to reduce height by approx 3m 1 x Apple ...

ESTATE MANAGEMENT TREES Welwyn Hatfield
25 Aug 2026 Under Consideration 6/2026/1492/TC

49 Knightsfield Welwyn Garden City AL8 7JE

1 x Irish Yew to remove in sections to ground level. Remove as tree is close to front room window and blocking the light

TREES IN CONSERVATION AREA Welwyn Hatfield
25 Aug 2026 Under Consultation 6/2026/1485/EMT

82 Attimore Road Welwyn Garden City AL8 6LP

Remove Ash tree stem to ground level - tree is in the way of fence/boundary line.

ESTATE MANAGEMENT TREES Welwyn Hatfield
24 Aug 2026 Under Consultation 6/2026/1488/EM

9 Autumn Grove Welwyn Garden City AL7 4DB

Installation of 1 x Extreme uPVC french door set, Smooth White uPVC frames inside & out, Multipoint locking mechanism, Ultion High Security door cylin...

ESTATE MANAGEMENT Welwyn Hatfield
24 Aug 2026 Under Consultation 6/2026/1482/TC

29 Sheepcote Welwyn Garden City AL7 4QA

Remove 40ft ash tree - The ash tree is showing signs of basal decay and structural defects from previous poor pruning, raising concerns over its long-...

TREES IN CONSERVATION AREA Welwyn Hatfield
24 Aug 2026 Under Consultation 6/2026/1481/TC

82 Attimore Road Welwyn Garden City AL8 6LP

Remove Ash tree stem to ground level

TREES IN CONSERVATION AREA Welwyn Hatfield
24 Aug 2026 Under Consultation 6/2026/1479/HOUSE

6 Marsden Road Welwyn Garden City AL8 6XZ

Erection of single storey side extension and part single, part two storey rear extension

HOUSEHOLDER APPLICATION Welwyn Hatfield
24 Aug 2026 Under Consultation 6/2026/1381/EM

8 Meadow Green Welwyn Garden City AL8 6SS

Installation of 15 Panels on rear elevation

ESTATE MANAGEMENT Welwyn Hatfield
24 Aug 2026 Under Consultation 6/2026/1291/EMT

15 Fallowfield, Welwyn Garden City, AL7 1EE

Remove 1 x crab apple tree. Remove 1 x rotten tree. Remove 1 x tree. Remove 1 x holly bush.

ESTATE MANAGEMENT TREES Welwyn Hatfield
20 Aug 2026 Pending 6/2026/1461/EM

469 Howlands Welwyn Garden City AL7 4HP

Removal of front hedge on boundary of property and to replace existing block paving, with new block paving with better drainage

ESTATE MANAGEMENT Welwyn Hatfield
20 Aug 2026 Pending 6/2026/1458/FULL

Tesco Heart Building Car Park Shire Park Welwyn Garden City AL7 1TW

Installation of one padel tennis court as an additional ancillary sporting and recreational facility to the Tesco office headquarters, together with a...

FULL PERMISSION Welwyn Hatfield
20 Aug 2026 Pending 6/2026/1454/COND

Monks Walk School Knightsfield Welwyn Garden City AL8 7NL

Submission of details pursuant to Condition 4 (Drainage), 7 (Lighting, line marking and flooring), 9 (Construction Method Statement) and 10 (Landscapi...

APPROVAL OF DETAILS RESERVED BY CONDITION Welwyn Hatfield
19 Aug 2026 Under Consultation 6/2026/1465/EMT

6 Parkway Close Welwyn Garden City AL8 6HJ

1 x Hawthorn to reduce height to leave around 4-5m above ground level. To retain balance and minimise overhang to neighbours garden

ESTATE MANAGEMENT TREES Welwyn Hatfield
19 Aug 2026 Under Consultation 6/2026/1460/EM

14 Brockswood Lane Welwyn Garden City AL8 7BG

Fitting an air-to-air heat pump on a rear wall

ESTATE MANAGEMENT Welwyn Hatfield
19 Aug 2026 Under Consultation 6/2026/1429/EM

62 Parkway Welwyn Garden City AL8 6HH

Replacement rear door and rear window

ESTATE MANAGEMENT Welwyn Hatfield
19 Aug 2026 Under Consultation 6/2026/1364/EM

73 Monkswood Welwyn Garden City AL8 7EF

Creation of two off-street parking spaces within the front garden by converting part of the existing lawn to a permeable surface, To include part hedg...

ESTATE MANAGEMENT Welwyn Hatfield
19 Aug 2026 Pending 6/2026/1442/EM

16 Stanborough Green, Welwyn Garden City, AL8 6XQ

Replaced double glazing (front and back) - like-for-like replacement. Replaced front door

ESTATE MANAGEMENT Welwyn Hatfield
19 Aug 2026 Pending 6/2026/1466/HOUSE

36 Warren Way Digswell Welwyn AL6 0DN

Erection of two storey side extension, part single/two storey rear extension, insertion of two front dormer windows and front porch following the demo...

HOUSEHOLDER APPLICATION Welwyn Hatfield
18 Aug 2026 Under Consultation 6/2026/1439/TC

5 Brockett Close Welwyn Garden City AL8 7BN

Remove several mature cherry laurels (approximately 10 metres in height), multiple self-seeded hazel stems and one mature holly from the overgrown are...

TREES IN CONSERVATION AREA Welwyn Hatfield
18 Aug 2026 Pending 6/2026/1444/FULL

Pavement outside 43 Howardsgate Welwyn Garden City AL8 6AP

Installation of 1No. Street Hub Unit

FULL PERMISSION Welwyn Hatfield
18 Aug 2026 Pending 6/2026/1443/ADV

Pavement outside 43 Howardsgate Welwyn Garden City AL8 6AP

Installation of 2x advertisement panels on either side of Street Hub Unit

ADVERT CONSENT Welwyn Hatfield
18 Aug 2026 Pending 6/2026/1453/COND

Monks Walk School Knightsfield Welwyn Garden City AL8 7NL

Submission of details pursuant to Condition 1 (Biodiversity Gain Plan), Condition 2 (Habitat Management and Monitoring Plan) and Condition 3 (Construc...

APPROVAL OF DETAILS RESERVED BY CONDITION Welwyn Hatfield
18 Aug 2026 Pending 6/2026/1450/EM

168 Blythway Welwyn Garden City AL7 1DU

Refurbishment and upgrade of existing rendered, gable wall, with the application of a ‘breathable’ top silicone coat for durability and longevity

ESTATE MANAGEMENT Welwyn Hatfield
18 Aug 2026 Pending 6/2026/1438/EM

203 Handside Lane Welwyn Garden City AL8 6TE

Rebuilding conservatory at the rear of the house and replacement of the rear kitchen door with a window

ESTATE MANAGEMENT Welwyn Hatfield
14 Aug 2026 Pending 6/2026/1339/EM

241 Daniells Welwyn Garden City AL7 1QD

Erection of single storey rear extension following demolition of conservatory & alterations to openings

ESTATE MANAGEMENT Welwyn Hatfield
13 Aug 2026 Pending 6/2026/1427/FULL

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...

FULL PERMISSION Welwyn Hatfield
12 Aug 2026 Under Consultation 6/2026/1412/TC

10 Pentley Park Welwyn Garden City AL8 7RU

T1- Bay tree to fell to ground level as it has outgrown its position and is interfering with the drains

TREES IN CONSERVATION AREA Welwyn Hatfield
11 Aug 2026 Pending 6/2026/1294/TC

Templewood Primary School Pentley Park Welwyn Garden City AL8 7SD

T28 Deadwood - Crown Clean Oak; T30 Crown Reduce back to previous- Remove Deadwood Oak; T34 Die Back - Fell and Grind Elm; T36 Pollard at 6m Sycamore;...

TREES IN CONSERVATION AREA Welwyn Hatfield
11 Aug 2026 Pending 6/2026/1247/EMT

23 Elmwood Welwyn Garden City AL8 6LD

Field maple to crown lift to 3m and to reduce the tree by 30%

ESTATE MANAGEMENT TREES Welwyn Hatfield
11 Aug 2026 Pending 6/2026/1414/EM

48 Woodhall Court Welwyn Garden City AL7 3TD

Replacement of leaning back garden brick wall with a close board fence and access gate to back garden

ESTATE MANAGEMENT Welwyn Hatfield
11 Aug 2026 Pending 6/2026/1362/EM

135 Howlands Welwyn Garden City AL7 4RL

Installation of hardstanding

ESTATE MANAGEMENT Welwyn Hatfield
11 Aug 2026 Pending 6/2026/1361/EM

31 Brockswood Lane Welwyn Garden City AL8 7BE

Erection of part single storey part two storey rear extension, garage conversion and installation of air conditioning unit mounted at ground floor on ...

ESTATE MANAGEMENT Welwyn Hatfield
11 Aug 2026 Approved 6/2026/1416/TPO

43 Harmer Green Lane Digswell Welwyn AL6 0AP

TPO 658 - Fell dead pine tree and dying Silver birch tree

WORKS TO TREES WITH TREE PRESERVATION ORDER Welwyn Hatfield
11 Aug 2026 Pending 6/2026/1360/VAR

93 Salisbury Road Welwyn Garden City AL7 3RY

Variation of condition 2 (approved plans) on planning permission 6/2025/2622/HOUSE

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