18 Avon Road Sunbury-on-Thames TW16 7TB

Pending 26/00361/HOU
Extensions & alterations
Council
Spelthorne 5.5/10
Date received
6 Apr 2026
Date validated
16 Apr 2026
Postcode
TW16 7TB

Description

Erection of proposed ground floor rear extension and replacement porch

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Other new applications on this street

18 Avon Road Sunbury-on-Thames TW16 7TB

Proposed extension to existing garage to create gym, with new roof over.

26/00362/HOU - 6 Apr 2026

Nearby new applications

136 Vicarage Road Sunbury-on-Thames TW16 7TZ

Certificate of Lawfulness for the proposed loft conversion facilitated by a hip ...

26/00525/CPD - 20 May 2026

136 Vicarage Road Sunbury-on-Thames TW16 7TZ

Erection of a single storey side and rear wraparound extension with front door r...

26/00489/HOU - 13 May 2026

7 Green Lane Sunbury-on-Thames TW16 7NU

Discharge of conditions 2 (materials), 8 (energy) and 14 (contamination) relatin...

25/01140/DC1 - 6 May 2026

72 Cavendish Road Sunbury-on-Thames TW16 7PL

Certificate of Lawfulness for the proposed development of a loft conversion with...

26/00430/CPD - 27 Apr 2026

Crownage Court 99 Staines Road West Sunbury-on-Thames TW16 7FG

Discharge of conditions 3 (Materials) and 4 (Energy Statement) relating to plann...

24/00170/DC1 - 20 Apr 2026

18 Avon Road Sunbury-on-Thames TW16 7TB

Proposed extension to existing garage to create gym, with new roof over.

26/00362/HOU - 6 Apr 2026

Historical activity at this location

22 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2023 With conditions
Erection of first floor rear extension
23/01511/HOU
2023 With conditions
Erection of first floor rear extension
23/01511/HOU
Within ~100m

Nearby activity

2025 With conditions
33 Green Lane Sunbury-on-Thames TW16 7NX
Erection of a part single storey, part two storey side and rear extension and a front ext…
25/00004/HOU
2025 With conditions
33 Green Lane Sunbury-on-Thames TW16 7NX
Erection of a part single storey, part two storey side and rear extension and a front ext…
25/00004/HOU
2023 With conditions
33 Green Lane Sunbury-on-Thames TW16 7NX
Erection of a two storey side extension
23/00450/HOU
2023 With conditions
33 Green Lane Sunbury-on-Thames TW16 7NX
Erection of a two storey side extension
23/00450/HOU
2023 With conditions
10 Avon Road Sunbury-on-Thames TW16 7TB
The erection of a first floor side and rear extension, a single storey side/rear extensio…
23/00332/HOU
2023 With conditions
10 Avon Road Sunbury-on-Thames TW16 7TB
The erection of a first floor side and rear extension, a single storey side/rear extensio…
23/00332/HOU
2023 With conditions
73 Seymour Way Sunbury-on-Thames TW16 7NL
Erection of a single storey front and part double storey/part single storey side extension
23/00078/HOU
2023 With conditions
73 Seymour Way Sunbury-on-Thames TW16 7NL
Erection of a single storey front and part double storey/part single storey side extension
23/00078/HOU
2022 Approved
13 Avon Road Sunbury-on-Thames TW16 7TD
Prior approval notification for a single storey rear extension extending 5.30 metres beyo…
22/00811/PDH
2022 Approved
13 Avon Road Sunbury-on-Thames TW16 7TD
Prior approval notification for a single storey rear extension extending 5.30 metres beyo…
22/00811/PDH
2021 With conditions
26 Seymour Way Sunbury-on-Thames TW16 7NJ
Amended description:- Erection of a single storey side/rear extension and a single storey…
21/01937/HOU
2021 Refused
10 Avon Road Sunbury-on-Thames TW16 7TB
Erection of a first floor side/rear extension and part single storey rear extension.
21/01872/HOU
2021 With conditions
73 Seymour Way Sunbury On Thames TW16 7NL
Erection of a single storey front and side extension, and a detached outbuilding with a d…
21/00612/HOU
2020 Approved
4 Dale Road Sunbury On Thames TW16 7SX
Prior Approval Notification for a single storey rear extension measuring 5.70 metres in d…
20/00403/PDH
2020 Approved
4 Dale Road Sunbury On Thames TW16 7SX
Prior Approval Notification for a single storey rear extension measuring 5.70 metres in d…
20/00403/PDH
2018 Refused
16 Dale Road, Sunbury On Thames, TW16 7SX
Erection of single storey two bedroom annex within rear garden (following removal of shed…
18/00382/HOU
2016 With conditions
21 Avon Road, Sunbury On Thames, TW16 7SZ
Erection of part two storey part single storey side and rear extension ad 3 no. roof ligh…
16/01827/HOU
2016 With conditions
12 Avon Road, Sunbury On Thames, TW16 7TB
Retention of existing gazebo
16/01077/HOU
2016 Approved
10 Dale Road, Sunbury On Thames, TW16 7SX
Prior approval notification for a single storey rear extension measuring 6 metres in dept…
16/00876/PDH
2016 Approved
32 Avon Road, Sunbury On Thames, TW16 7TB
Prior approval notification for a single storey rear extension extending 3.4 metres beyon…
16/00200/PDH
Spelthorne
Planning Authority Score
5.5/10
Average
#122 of 292 councils
Relevant to this application:
Householder decisions

Spelthorne ranks #99 out of 292 councils for householder decision speed. Householder applications are slightly less likely to be approved here (88%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Spelthorne decision performance
Based on MHCLG data, 2025
81%
Overall approval rate
Below avg (87%) #254 of 292
88%
Householder approved
Below avg (90%) #222 of 292
73%
Decided in 8 weeks
Above avg (64%) #99 of 292
32%
Extended time limit
Below avg (40%) #73 of 292
63%
Minor dwellings approved
70 decided (1-9 homes)
86%
Major dwellings approved
7 decided (10+ homes)
52%
Change of use approved
25 decided
668
Total decisions
130 refused in 2025
Source: MHCLG planning statistics · See full council rankings