Planning Applications in TW18

Planning authorities: Spelthorne Borough Council, Runnymede Borough Council, Royal Borough of Windsor and Maidenhead

Search current and historic planning applications in the TW18 postcode district across Spelthorne, Runnymede, and Windsor and Maidenhead - 80 in the last 90 days. Filter applications by date, status, development type, or number of homes, view them on the map, or create a free alert for new applications.

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Showing 50 of 80 applications
26/00803/HOU 19 Aug 2026 Pending

7 Hurstdene Avenue Staines-upon-Thames TW18 1HZ

Single storey rear extension and conversion of attached garage into habitable room

Householder Application Spelthorne 19 Aug 2026
26/00785/HOU 13 Aug 2026 Pending

39 Avondale Avenue Staines-upon-Thames TW18 2PL

Erection of single storey side and rear extension, new roof with ridge height increase, extension of front bay and changes to fenestration

Householder Application Spelthorne 13 Aug 2026
26/00811/PAP 13 Aug 2026 Pending

Lewis And Son 131 High Street Staines-upon-Thames TW18 4PD

Prior Approval notification for change of use of ground floor (part), 1st floor and 2nd floor commercial unit (Use Class E) to 7 flats (Use Class C3)

All Other Prior Approval Notifications Spelthorne 13 Aug 2026
26/00842/HOU 13 Aug 2026 Pending

33 Petersfield Road Staines-upon-Thames TW18 1DF

Extension to existing garage with partial roof reconstruction, with internal alterations.

Householder Application Spelthorne 13 Aug 2026
RU.26/1068 12 Aug 2026 REGISTERED

Flow 1 and 2 River Park Avenue Surrey TW18 3FA

Prior approval application for change of use of upper floor from Commercial, Business and Service (Use Class E) to create 89 residential units (Use Cl...

Runnymede 12 Aug 2026
25/00202/DC1 11 Aug 2026 Pending

Glebe House The Broadway Laleham Staines-upon-Thames TW18 1SB

Discharge of condition 4 relating to planning application 25/00202/FUL.

Discharge of Condition (1) Spelthorne 11 Aug 2026
26/00850/HOU 11 Aug 2026 Pending

7 Guildford Street Staines-upon-Thames TW18 2EQ

Erection of a single storey rear extension, following removal of existing conservatory. Conversion of garage into habitable space (office/gym) with ex...

Householder Application Spelthorne 11 Aug 2026
26/00855/HOU 11 Aug 2026 Pending

67 Laleham Road Staines-upon-Thames TW18 2EA

Single storey side/rear extension (following demolition of existing rear extension) and two rooflights on rear/side roof and replacement of existing w...

Householder Application Spelthorne 11 Aug 2026
26/00836/DC3 7 Aug 2026 Pending

Lismore Court Kingston Road Staines-upon-Thames TW18 1AU

Discharge of condition 4 (validation report) relating to planning permission 23/01338/FUL

Discharge of Condition (3) Spelthorne 7 Aug 2026
26/00838/HOU 7 Aug 2026 Awaiting decision

52 Hazel Grove Staines-upon-Thames TW18 1JL

Erection of a single storey side and rear extension. Front porch extension. Following removal of existing garage.

Householder Application Spelthorne 7 Aug 2026
26/00816/HOU 4 Aug 2026 Pending

55 Nursery Gardens Staines-upon-Thames TW18 1EJ

Proposed first floor side and rear extension and partial conversion of garage to habitable accommodation

Householder Application Spelthorne 4 Aug 2026
26/00817/RVC 4 Aug 2026 Pending

58A Wheatsheaf Lane Staines-upon-Thames TW18 2LR

Removal of Condition 3 (Retention of garage for use as parking) relating to planning permission SPW/FUL/84/457 for the erection of a detached bungalow...

Removal or Variation of Condition Spelthorne 4 Aug 2026
26/00804/HOU 31 Jul 2026 Pending

12 Edgell Road Staines-upon-Thames TW18 2ES

Erection of a part two-storey, part single storey rear extension. Following removal of existing rear extension.

Householder Application Spelthorne 31 Jul 2026
26/00796/TCA 28 Jul 2026 Awaiting decision

Cameo Vicarage Lane Laleham Staines-upon-Thames TW18 1UE

Trees in Laleham Conservation Area - Magnolia (T1 on plan) Reduce to old points by removing 1m from the height and 1m from the width. Palms (T2 and T3...

Trees in Conservation Area Notification Spelthorne 28 Jul 2026
26/00756/HOU 27 Jul 2026 Awaiting decision

52 Brightside Avenue Staines-upon-Thames TW18 1NG

Demolition of existing detached garage and erection of a single storey side and rear extension

Householder Application Spelthorne 27 Jul 2026
26/00786/HOU 27 Jul 2026 Awaiting decision

38 Knightsbridge Crescent Staines-upon-Thames TW18 2QR

Single storey extension to existing garage following part demolition

Householder Application Spelthorne 27 Jul 2026
26/01836/CPD 27 Jul 2026 Decided

Rivendale 22A Gloucester Drive Wraysbury Staines TW18 4TY

Certificate of lawfulness to determine whether the proposed conversion of the existing garage into habitable space is lawful.

Windsor And Maidenhead 27 Jul 2026
26/00778/LBC 24 Jul 2026 Awaiting decision

1 Laleham Abbey Abbey Drive Laleham Staines-upon-Thames TW18 1SZ

Listed Building Consent for the installation of a spiral staircase between the ground floor living room and the basement room

Listed Building Consent Spelthorne 24 Jul 2026
26/00781/TEST 24 Jul 2026 Awaiting decision

Council Offices Knowle Green Staines-upon-Thames TW18 1XB

test application. please ignore.

Spelthorne 24 Jul 2026
25/00661/DC1 23 Jul 2026 Awaiting decision

317 Ashford Road Laleham Staines-upon-Thames TW18 1QJ

Discharge of Condition number 3 relating to application 25/00661/HOU - Schedule of materials

Discharge of Condition (1) Spelthorne 23 Jul 2026
26/00773/FUL 22 Jul 2026 Awaiting decision

Lewis And Son 131 High Street Staines-upon-Thames TW18 4PD

External alterations including creation of new window openings to side (east and west) and rear (south) facades at ground and 1st floors, installation...

Full Application Spelthorne 22 Jul 2026
RU.26/0955 22 Jul 2026 REGISTERED

180 Wendover Road Staines TW18 3DF

Single storey rear extension

Runnymede 22 Jul 2026
26/00765/FUL 21 Jul 2026 Awaiting decision

Nationwide 28 - 30 High Street Staines-upon-Thames TW18 4EE

Installation of defibrillator and bleed kit cabinets to external wall of Nationwide Building Society branch

Full Application Spelthorne 21 Jul 2026
26/00755/HOU 20 Jul 2026 Awaiting decision

Tudor House Shortwood Common Leacroft Staines-upon-Thames TW18 4NS

Proposed single storey side and part rear extension following demolition of garage to provide living accommodation

Householder Application Spelthorne 20 Jul 2026
26/00757/SCC 20 Jul 2026 Approved

Meadowside Knowle Park Avenue Staines-upon-Thames TW18 1AN

Prior approval for the demolition of existing care home. (this application is determined by Surrey County Council under their ref SCCRef-2026-0104)

Surrey County Council Application Spelthorne 20 Jul 2026
26/00758/TPO 20 Jul 2026 Awaiting decision

29 Belle Vue Close Staines-upon-Thames TW18 2HY

TPO060/016 Horse Chestnut - Tree reduction to previous - reduce canopy by 30% approx. 3m from height and 2-3m from lateral branches to shape, remove d...

Tree Preservation Order Spelthorne 20 Jul 2026
26/00659/HOU 15 Jul 2026 Awaiting decision

15 Moorhayes Drive Laleham Staines-upon-Thames TW18 1SL

Loft conversion incorporating a roof extension with crown roof structure, alterations to the roofline to provide accommodation in the roof space and a...

Householder Application Spelthorne 15 Jul 2026
26/00718/HOU 15 Jul 2026 Awaiting decision

94 Knightsbridge Crescent Staines-upon-Thames TW18 2QR

Erection of a single storey side extension

Householder Application Spelthorne 15 Jul 2026
26/00736/CLD 15 Jul 2026 Awaiting decision

5 Victoria Road Staines-upon-Thames TW18 4YR

Certificate of Lawfulness for existing use of a flat roof over a single storey rear element as a roof terrace

Cert of Lawful Use and Development Spelthorne 15 Jul 2026
26/00738/FUL 15 Jul 2026 Awaiting decision

Staines Park Pavilion Knowle Green Staines-upon-Thames TW18 1AJ

Part retrospective permission for the siting of 2 no. gazebos and 2 no. sheds on rear patio.

Full Application Spelthorne 15 Jul 2026
26/00735/HOU 13 Jul 2026 Awaiting decision

5 Victoria Road Staines-upon-Thames TW18 4YR

Replacement balustrade and terrace materials (Retrospective)

Householder Application Spelthorne 13 Jul 2026
RU.26/0881 9 Jul 2026 REGISTERED

113 Chertsey Lane Staines-upon-thames Surrey TW18 3LQ

Loft conversion involving raised ridge by approx. 650mm; Erection of a rear dormer with french/sliding doors and glass balustrade; Installation of 7 x...

Runnymede 9 Jul 2026
26/00713/TCA 8 Jul 2026 Decided

Elm Lodge Staines Road Laleham Staines-upon-Thames TW18 2TA

Works to trees in Laleham Conservation Area - Fir hedge (at the rear of the house) - Reduce the crown by approximately 25%.

Trees in Conservation Area Notification Spelthorne 8 Jul 2026
26/00748/TPO 8 Jul 2026 Approved

Elm Lodge Staines Road Laleham Staines-upon-Thames TW18 2TA

TPO027STA -T42 - Lime - pollard the tree back to its previous pollard points

Tree Preservation Order Spelthorne 8 Jul 2026
26/00708/ADV 7 Jul 2026 Awaiting decision

JD Unit S5 Two Rivers Retail Park Mustard Mill Road Staines-upon-Thames TW18 4WB

Advertisement consent for the display of 1 no. internally illuminated fascia sign, 1 no. internally illuminated wall mounted sign on shop front, 1 no....

Spelthorne 7 Jul 2026
26/00687/HOU 2 Jul 2026 Awaiting decision

38 Wheatsheaf Lane Staines-upon-Thames TW18 2PE

Erection of a first floor rear extension.

Householder Application Spelthorne 2 Jul 2026
26/00688/PAP 2 Jul 2026 Awaiting decision

Post Office 49 - 51 High Street Staines-upon-Thames TW18 4QR

Prior approval notification for a change of use from office/retail (Use Class E) to 9 residential units (Use Class C3)

All Other Prior Approval Notifications Spelthorne 2 Jul 2026
26/00032/RVC 1 Jul 2026 Awaiting decision

Development Site At Former The Old Telephone Exchange Elmsleigh Road Staines-upon-Thames TW18 4PN

Variation of Conditions 1 (approved plans), 11 (Residential Travel Plan), 13 (EV charging details), 14 (flood mitigation), 15 (finished floor levels a...

Removal or Variation of Condition Spelthorne 1 Jul 2026
RU.26/0794 1 Jul 2026 REGISTERED

Watermans Business Park, Swan Court Kingsbury Crescent Egham Surrey TW18 3BA

Change of use of existing offices (Class E) to School (Class F1)

Runnymede 1 Jul 2026
26/00594/RVC 30 Jun 2026 Awaiting decision

Lismore Court Kingston Road Staines-upon-Thames TW18 1AU

Variation condition 8 (plans condition) of p/a 23/01338/FUL (redevelopment of former garage block to provide 1 no. 3-bed bungalow, enclosure of area o...

Removal or Variation of Condition Spelthorne 30 Jun 2026
26/00603/HOU 30 Jun 2026 Awaiting decision

2 Virginia Close Laleham Staines-upon-Thames TW18 1UD

Erection of single storey rear extension following demolition of existing conservatory and installation of cabrio style rooflights in rear roof slope.

Householder Application Spelthorne 30 Jun 2026
26/00621/CLD 30 Jun 2026 Approved

58 Templedene Avenue Staines-upon-Thames TW18 1LW

Certificate of Lawfulness for existing use or development of a loft conversion to include hip to gable extension, the installation of a rear facing do...

Cert of Lawful Use and Development Spelthorne 30 Jun 2026
26/00668/FUL 26 Jun 2026 Awaiting decision

Birch House Fairfield Avenue Staines-upon-Thames TW18 4AB

Proposed further external joinery alterations including additional windows, rooflights & AOV'S (vents).

Full Application Spelthorne 26 Jun 2026
26/00669/FUL 26 Jun 2026 Awaiting decision

1 London Road Staines-upon-Thames TW18 4EX

External alterations to the building, including additional windows, rooflights & AOV'S (vents), the creation of external balconies/terraces, and the d...

Full Application Spelthorne 26 Jun 2026
26/00483/TPO 24 Jun 2026 Decided

Tulip Tree House Riverside Road Staines-upon-Thames TW18 2LF

TPO009STA - G009 - Sycamore tree - Tree height approx 20 meters - finished height approx 13meters - Tree spread on right hand side approx 9 meters - f...

Tree Preservation Order Spelthorne 24 Jun 2026
26/00555/FUL 24 Jun 2026 Awaiting decision

Matthew Arnold County Secondary School Kingston Road Staines-upon-Thames TW18 1PF

The development of a modular structure to house three padel courts with associated walls and LED Lighting, on site of an existing hard court facility

Full Application Spelthorne 24 Jun 2026
26/00597/FUL 24 Jun 2026 Awaiting decision

Land To The South Of Wheatsheaf Lane Staines-upon-Thames TW18 2LW

Highways improvement works to Wheatsheaf Lane including formation of a new access to Land South of Wheatsheaf Lane, and engineering operations includi...

Full Application Spelthorne 24 Jun 2026
26/00641/RVC 22 Jun 2026 Awaiting decision

118 Thames Side Staines-upon-Thames TW18 2HQ

Variation to Condition 3 (approved plans) relating to planning permission 23/01037/FUL (Erection of replacement two-storey dwellinghouse following dem...

Removal or Variation of Condition Spelthorne 22 Jun 2026
26/00651/TPO 22 Jun 2026 Decided

10 St Olaves Close Staines-upon-Thames TW18 2LH

TPO031STA - Spanish Chestnut (Sweet Chestnut on form) - T1 - Reduce to the old points of reduction and includes all base and epicornic shoots on the t...

Tree Preservation Order Spelthorne 22 Jun 2026
26/00657/CPD 22 Jun 2026 Approved

153 Kingston Road Staines-upon-Thames TW18 1PB

Certificate of Lawfulness for proposed loft conversion with a hip to gable roof alteration and a rear dormer

Cert. of Lawful Proposed Use and Dev Spelthorne 22 Jun 2026
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Data updated daily. Source: Spelthorne, Runnymede and Windsor And Maidenhead planning portals.