18 Sidney Road Walton-On-Thames Surrey KT12 2NA Data via plota.co.uk

2026/1760 - Householder Application Approved
DemolitionExtensions & alterations

Proposal

Single storey rear extension, single storey side extension, garage conversion to living space including replacement front garage door with window alongside external insultation to the existing side extension, alterations to the fenestration following demolition of existing rear conservatory and removal of chimney stack. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
20 Jul 2026
✓
Approved
14 Sept 2026

Approved on 14 Sept 2026 · Last checked 16 Sept 2026

Documents

View the documents on the council's website ↗

Site constraints 1

Also on the record
Inside the Walton-on-Thames built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Sales history 1

Last sold for £945,000 in August 2023. Detached house, freehold.

14 August 2023£945,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area80 m² (861 sq ft)
Energy ratingD (63 out of 100), could reach B
PropertyDetached house, 6 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in October 2022, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Other new applications on this street

16 Jul 2026Approved

20 Sidney Road Walton-OnThames Surrey KT12 2NA

Bifold doors to rear following demolition of existing rear bay window.

2026/1739
24 Jul 2026Pending

114 Sidney Road Walton-On-Thames Surrey KT12 3SA

Part two/part single-storey side extension, single-storey rear extension, front ...

2026/1814
24 Jul 2026Approved

51 Sidney Road Walton-On-Thames Surrey KT12 2LZ

Variation of Condition: 2 (Approved plans) and 3 (Materials) of planning permiss...

2026/1809
10 Jun 2026Approved

10D Sidney Road Walton-On-Thames Surrey KT12 2NB

Single storey front extension, conversion of the garage to habitable room and al...

2026/1386

Nearby new applications

15 Sept 2026Pending

138 Cottimore Lane Walton-On-Thames Surrey KT12 2BN

Single storey rear extension following demolition of existing rear conservatory.

2026/2243
14 Aug 2026Pending

Land Adjacent to 7-9 Ashley Road Walton-On-Thames Surrey KT12 1HY

Development of car park to be used by the site at 7-9 Ashley Road.

2026/1992
4 Sept 2026Pending

7-9 Ashley Road Walton-On-Thames Surrey KT12 1HY

Variation of Condition 17 (Obscure Glazing) of planning permission 2026/1150 (Va...

2026/2152
16 Sept 2026Pending

9 Fairfax Close Walton-On-Thames Surrey KT12 2AJ

Single-storey rear/side extension following demolition of existing detached gara...

2026/2250
16 Sept 2026Pending

9 Fairfax Close Walton-On-Thames Surrey KT12 2AJ

Hip-to-gable roof extension with rear dormer to provide rooms in the roofspace i...

2026/2249
4 Aug 2026Pending

2 Willowhayne Drive Walton-On-Thames Surrey KT12 2NR

Single storey rear extension and alterations to fenestration.

2026/1897

Important details

Council
Elmbridge
Application type
Householder Application
Postcode
KT12 2NA
Received
20 Jul 2026
Validated
20 Jul 2026
Ward
Walton Central Ward
Decision
Grant Planning Permission
Decision date
14 Sept 2026

How this decision compares

Decided in 56 days from validation, 6 days faster than Elmbridge's median of 62 for demolitions. Approved, as 76% of demolitions here are.

42%decided within 8 weeks
76%approved
233decided in the last year

Plota live figures for demolitions decided by Elmbridge in the last twelve months, from validation. Elmbridge decision record →

Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Refused
34A Sidney Road Walton-On-Thames Surrey KT12 2LZ
Retrospective application for a boundary fence to the height of 3m.
2025/2041
2025 Refused
34A Sidney Road Walton-On-Thames Surrey KT12 2LZ
Retrospective application for a boundary fence to the height of 3m.
2025/2041
2025 Approved
34A Sidney Road Walton-On-Thames Surrey KT12 2LZ
Retrospective application for a single-storey side/rear extension.
2025/2039
2025 Approved
34A Sidney Road Walton-On-Thames Surrey KT12 2LZ
Retrospective application for a single-storey side/rear extension.
2025/2039
2025 Approved
51 Sidney Road Walton-On-Thames Surrey KT12 2LZ
Single-storey rear and side extension, rear juliet balcony, front porch, side rooflights…
2025/0636
2025 Approved
51 Sidney Road Walton-On-Thames Surrey KT12 2LZ
Single-storey rear and side extension, rear juliet balcony, front porch, side rooflights…
2025/0636
2025 Approved
34A Sidney Road Walton-On-Thames Surrey KT12 2LZ
Hip-to-gable roof extension incorporating rear dormer window and front rooflights.
2025/0110
2025 Approved
34A Sidney Road Walton-On-Thames Surrey KT12 2LZ
Hip-to-gable roof extension incorporating rear dormer window and front rooflights.
2025/0110
2025 Approved
51 Sidney Road Walton-On-Thames Surrey KT12 2LZ
Side dormer window and side rooflights.
2025/0656
2025 Approved
51 Sidney Road Walton-On-Thames Surrey KT12 2LZ
Side dormer window and side rooflights.
2025/0656
2025 Approved
49 Sidney Road Walton-On-Thames Surrey KT12 2LZ
Rooflight on ground extension, alterations to fenestration, replacement rendering and ins…
2025/0419
2025 Approved
49 Sidney Road Walton-On-Thames Surrey KT12 2LZ
Rooflight on ground extension, alterations to fenestration, replacement rendering and ins…
2025/0419
2022 Approved
Sidmouth 32C Sidney Road Walton-On-Thames Surrey KT12 2LZ
Hip-to-gable roof extension, rear dormer window and front rooflights.
2022/0511
2022 Approved
Sidmouth 32C Sidney Road Walton-On-Thames Surrey KT12 2LZ
Hip-to-gable roof extension, rear dormer window and front rooflights.
2022/0511
2021 Approved
34A Sidney Road Walton-On-Thames Surrey KT12 2LZ
Single-storey side/rear extension.
2021/2232
2021 Withdrawn
27A Esher Avenue Walton-On-Thames Surrey KT12 2SZ
Extension of permitted hours of construction in accordance with Business and Planning Act…
2021/3112
2021 Approved
34A Sidney Road Walton-On-Thames Surrey KT12 2LZ
Hip-to-gable roof extension, rear dormer window and front roof lights.
2021/1689
2021 Approved
25 Sidney Road Walton-On-Thames Surrey KT12 2NA
Single-storey rear extension and alterations to fenestration.
2021/0561
2020 Approved
27A Esher Avenue Walton-On-Thames Surrey KT12 2SZ
First-floor side/rear extension incorporating front and rear roof lights and side roof te…
2020/0933
2020 Approved
27A Esher Avenue Walton-On-Thames Surrey KT12 2SZ
First-floor side/rear extension incorporating front and rear roof lights and side roof te…
2020/0933
2016 Approved
34 Cottimore Avenue Walton-On-Thames Surrey KT12 2AD
Single storey rear detached annex following demolition of existing outbuildings
2016/2236
2016 Approved
29 Sidney Road Walton-On-Thames Surrey KT12 2NA
Single storey rear extension following demolition of existing rear conservatory and bay w…
2016/1819
2016 Refused
29 Sidney Road Walton-On-Thames Surrey KT12 2NA
PD Prior Notification: Single storey rear extension
2016/1322
2016 Approved
33 Sidney Road Walton-On-Thames Surrey KT12 2NA
Single storey side/rear extension incorporating existing garage, first floor rear extensi…
2016/0124
2016 Approved
37 Sidney Road Walton-On-Thames Surrey KT12 2LZ
Detached two storey house following demolition of existing single storey house
2016/0033
Elmbridge
Planning Authority Score
2.6/10
Poor
#247 of 296 councils
Relevant to this application:
Householder decisions

Elmbridge ranks #195 out of 296 councils for householder decision speed. Elmbridge is also one of the strictest councils - it refuses more householder applications than almost any other, with only 79% approved vs 90% nationally.

One of the strictest councils
only 79% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Elmbridge decision statistics
Based on MHCLG data, the year to March 2026
77%
Overall approval rate
Below avg (87%) #277 of 296
79%
Householder approved
Below avg (90%) #281 of 296
57%
Decided in 8 weeks
Below avg (63%) #195 of 296
44%
Extended time limit
Above avg (41%) #178 of 296
68%
Minor dwellings approved
195 decided (1-9 homes)
60%
Major dwellings approved
15 decided (10+ homes)
72%
Change of use approved
32 decided
1,358
Total decisions
314 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.