Welwyn Hatfield Borough Council

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🟢 Our data: last updated today (Live) — the dates on individual applications below show when each was submitted to the council, not when we last checked.

Biodiversity Net Gain

50 most recent applications

6/2026/1564/EMT
Other Pending

33 Digswell Road Welwyn Garden City AL8 7PB

Removal of cypress hedge and hawthorn tree

6/2026/1592/HOUSE
Other Pending

3 Lysley Place Brookmans Park AL9 6NZ

Erection of front porch canopy

6/2026/1566/TC
Other Pending

16 Northaw Road West Northaw EN6 4NR

(T1) Hazel – Reduce the height and lateral spread by approx 1.5–2m, pruning back to the previous pruning points where appropriate (T2) Yew – Reduce the height and lateral spread by approx 0.5m, growth encroaching over the pathway

6/2026/1569/FULL
Other Pending

The Depot Bullens Green Lane Colney Heath AL4 0QR

Erection of 9 dwellings with associated access, car parking and landscaping following the demolition of existing structures and storage use

6/2026/1535/TPO 📍 Approx.
Other Approved

Home Wood, rear of 40 The Ridgeway

5 day notice of the removal of a dead and diseased tree (TPO3 W35)

6/2026/1660/EM
Other Pending

118 Dawley Welwyn Garden City AL7 1DX

Installation of an air to air heatpump - external unit and ducting on side elevation

6/2026/1579/HOUSE
Other Pending

55 Wood Common Hatfield AL10 0UE

Erection of part single, part two storey rear extension and the installation of two new windows within the side elevation

6/2026/1586/TPO
Other Pending

3 Wendover Drive Welwyn AL6 9LT

T1 - 1 x Beech tree - crown reduce by approx 2-3m - Remove any major deadwood throughout crown

6/2026/1595/TPO
Other Approved

42 New Road Digswell Welwyn AL6 0AH

T17 Pine and T74 Scots Pine are both dead and now dangerous (due to leaning). Covered by TPO 817 (2018)

6/2026/1635/HOUSE
Other Pending

5 Old French Horn Lane Hatfield AL10 8AH

Replace existing boundary fence with 1m brick wall and 1.5m piers and hedge

6/2026/1600/EM
Other Pending

260 Heronswood Road Welwyn Garden City AL7 3JQ

Replacement front and back doors to improve security and insulation

6/2026/1603/TC
Other Pending

9 Dellcott Close Welwyn Garden City AL8 7BB

T1 x Oak to reduce by approximately 2m height and width. Remove epicormic growth from trunk up to crown break

6/2026/1568/TC 📍 Approx.
Other Pending

Park close Park street Old Hatfield

5 Lime trees (T4-8)- re pollard back to previous pruning points. Approximately 8-10 feet of growth to be removed T10- Lawson Cypress- this tree is dead, remove to ground level T 16 & 18- Sycamore- ivy growing through crown. Sever ivy stems close to ground level

6/2026/1576/HOUSE
Other Pending

28 Peplins Way Brookmans Park AL9 7UU

Erection of two-storey front and side extension, single-storey rear extension and a flat roof incorporating a glazed rooflight

6/2026/1565/TC
Other Pending

64 Holwell Road Welwyn Garden City AL7 3RN

Silver Maple tree to fell

6/2026/1536/HOUSE
Other Pending

24A Northaw Road West Northaw EN6 4NR

Erection of a part single part two storey rear and side extension, loft conversion with rear dormer

6/2026/1457/HOUSE
Other Pending

8 The Valley Green Welwyn Garden City AL8 7DQ

Erection of one and two storey rear extension, loft conversion with side dormer addition, plus fenestration alterations

6/2026/1484/EMT
Other Pending

41 Rosedale Welwyn Garden City AL7 1DW

Remove 2x quince trees - trees are engulfed in ivy and have a lot of deadwood present

6/2026/1526/HOUSE
Other Pending

32 Turpins Chase Welwyn AL6 0RR

Erection of a single storey side extension and a new garage on ground floor level, conversion of the existing garage and installation of an air source heat pump

6/2026/1527/COND
Other Pending

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 Protection Plan), 3 (Construction Method Statement - Phase 2 only) and 4 (Site Waste Management Plan) on planning permission 6/2025/1024/RM

6/2026/1686/PN8
Other Pending

65 Maple Grove Welwyn Garden City AL7 1NN

Prior approval for the erection of a single storey rear extension measuring 6m in depth, 3m in height and 2.75m to the eaves

6/2026/1542/HOUSE
Other Pending

3 Scholars Mews Welwyn Garden City AL8 7JQ

Erection of freestanding aluminium garden pergola

6/2026/1646/LB
Other Pending

Hatfield House Hatfield Park Great North Road Hatfield AL9 5NF

Roof repairs and ancillary works associated with the Grade I Listed Hatfield House

6/2026/1689/MAJ
Other Pending

Howlands House Howlands Welwyn Garden City AL7 4QJ

Erection of a single 3 and 4-storey building comprising 44 temporary accommodation homes, staff office and laundry facilities, children's play space, cycle and vehicular parking, associated servicing, plant enclosure, substation, landscaping and external works.

6/2026/1649/FULL
Other Pending

17A The Broadway Hatfield AL9 5HZ

Erection of canopy

6/2026/1643/FULL
Other Pending

Knebworth Care Home 59 London Road Woolmer Green SG3 6JE

Reconfiguration and extension of the existing car parking provision to provide 10 additional parking spaces, relocation of cycle parking, enlarged refuse/bin store, associated hard and soft landscaping, removal of two existing trees, relocation of an existing shed, and associated site works

6/2026/1633/FULL
Other Pending

23 The Ridgeway Cuffley EN6 4BB

Erection of new 5 bed dwelling following the demolition of existing dwelling

6/2026/1636/HOUSE
Other Pending

22 Digswell Road Welwyn Garden City AL8 7PA

Installation of an air conditioning/heat pump unit & alterations to side elevation window

6/2026/1645/HOUSE
Other Pending

18 Great North Road Welwyn AL6 0PS

Erection of front porch and car port

6/2026/1631/EM
Other Pending

22 Digswell Road Welwyn Garden City AL8 7PA

Installation of an air conditioning/heat pump unit and alterations to side elevation window

6/2026/1581/EMT
Other Pending

30 Fordwich Road Welwyn Garden City AL8 6EY

T1 - Silver Birch reduce by approximately 1.5m height and width. Remove deadwood greater than 30mm in diameter  to allow a retained size, improving light to lower shrub bed T2 - Silver Birch reduce by approximately 1.5m height and width. Remove deadwood greater than 30mm in diameter to allow a retained size, improving light to lower shrub bed

6/2026/1623/EM
Other Pending

5 Coneydale Welwyn Garden City AL8 7RX

EV Charger installation

6/2026/1607/EMT
Other Pending

30 Valley Road Welwyn Garden City AL8 7DN

1 x Korean bee tree to re pollard back to existing pollard points  Korean bee tree to reduce back to previous points - the tree has been historically pollarded and the works are to maintain the current maintenance cycle for the tree.

6/2026/1611/COND
Other Pending

The North Star 82 Great North Road Welwyn AL6 0TA

Submission of details pursuant of conditions 5 (noise), 6 (EV charging points), 7 (cycle storage), 10 (travel plan statement on planning permission 6/2026/0025/VAR

6/2026/1588/EM
Other Pending

41 Attimore Road Welwyn Garden City AL8 6LG

Erection of wooden garden room to replace existing shed in rear garden

6/2026/1608/EM
Other Pending

11 Woodland Rise Welwyn Garden City AL8 7LJ

Replacement fenestration, insertion of rooflight, raising flat roof to accommodate insulation for part garage conversion

6/2026/1626/HOUSE
Other Pending

11 Woodland Rise Welwyn Garden City AL8 7LJ

Raising of flat roof to accommodate insulation for part garage conversion, replacement fenestration and insertion of rooflight

6/2026/1519/EM
Other Pending

21 Turmore Dale Welwyn Garden City AL8 6HT

Replacement doubleglazed doors and windows

6/2026/1577/HOUSE
Other Pending

1 The Orchard Welwyn Garden City AL8 7PL

Erection of a single storey rear extension following the part demolition of existing single storey rear extension.

6/2026/1571/COND
Other Pending

5 Brookside Crescent Cuffley Potters Bar EN6 4QW

Submission of details pursuant to Condition 1 (Arboricultural Method Statement and Tree Protection Plan) on planning permission 6/2026/1011/HOUSE

6/2026/1572/COND
Other Pending

83 Brookmans Avenue Brookmans Park AL9 7QG

Submission of details pursuant to condition number 1 (Demolition and Construction Management Plan) on planning permission 6/2026/0138/FULL

6/2026/1574/EM
Other Pending

6 Ashley Close Welwyn Garden City AL8 7LH

Erection of garden room and decking

6/2026/1307/LAWP
Other Pending

6 Birdcroft Road Welwyn Garden City AL8 6EQ

Certificate of lawfulness for the erection of two new boundary fences, replacement hardstanding and removal of a section of existing hedge

6/2026/1384/FULL
Other Pending

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 and retractable awning to the front elevation of the building.

6/2026/1441/FULL
Other Pending

22 The Avenue Welwyn AL6 0PP

Erection of one two-storey five bedroom detached dwelling and eight two bedroom flats laid out within two two storey blocks of four and associated infrastructure and landscape works following the demolition of the existing dwelling and separate detached building

6/2026/1445/ADV
Other Pending

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

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

6/2026/1501/EMT
Other Pending

183 Howlands Welwyn Garden City AL7 4RL

T1 & T2 – Field Maples (Front of Property) Reduce the crowns by approximately 3m in height and 1.5m radially to provide a balanced crown and reduce overhang above the public footpath. Remove all ivy from the stems. Remove the failed stem and leave the trees in a safe condition T3 – Pine (Rear Garden) Crown thin the upper half of the canopy to reduce the dense reaction growth resulting from previous pruning works, matching the density of the lower crown. Undertake minor formative pruning to improve the overall shape T4 – Cherry (Dead) (Rear Garden) Monolith the dead Cherry to approximately 3m above ground level, retaining the ivy on the remaining stem where practicable. The tree overhangs the neighbouring property T5 – Holly (Rear Garden) Reduce the crown by approximately 2m all round, leaving a balanced and natural-looking crown T6 – Cherry (Dead) (Rear Garden) Prune back the ivy covering the dead stem to reduce weight and minimise the risk of stem failure

6/2026/1511/EMT
Other Pending

45 Sherrardspark Road, Welwyn Garden City, AL8 7LD

Remove 1 x Yew to ground level

6/2026/1486/EMT
Other Pending

29 Sheepcote Welwyn Garden City AL7 4QA

Fell 1 x ash tree

6/2026/1594/TC
Other Pending

34 Fordwich Road Welwyn Garden City AL8 6EY

Fell large Conifer