7 Marlborough Road Ashford TW15 3PZ Data via plota.co.uk

26/00844/FUL - Full Application Awaiting decision

Proposal

Erection of a single storey side extension and conversion of the existing side/rear extension to create a self-contained flat with a sub-division of the existing plot with associated landscaping, refuse and cycle storage Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
10 Aug 2026
✓
Validated
17 Sept 2026
✓
Consultation
25 Sept 2026
Decision
Expected by 12 Nov 2026

This application is under consideration - no decision has been issued yet. Plota predicts a decision around 12 Nov 2026, from Spelthorne's recent changes of use. Comments are open until 21 Oct 2026.

Comment on this application ↗

Site constraints 2

Air quality management area: Spelthorne AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Also on the record
Inside the Ashford (Spelthorne) built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 26 September 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 3

Last sold for £550,000 in March 2022. Semi-detached house, freehold.

25 March 2022£550,000
26 April 2001£169,000
29 September 1995£88,750

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

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Important details

Council
Spelthorne
Application type
Full Application
Postcode
TW15 3PZ
Received
10 Aug 2026
Validated
17 Sept 2026
Ward
Ashford Town
Parish
Staines South And Ashford West ED
Case officer
Show
Target decision
12 Nov 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Designed Images

Decision outlook

Day 18 of the 56-day target. Spelthorne usually decides changes of use by day 56.

Day 1838 days to the 56-day target
61%decided within 8 weeks
61%approved
47decided in the last year

Plota live figures for changes of use decided by Spelthorne in the last twelve months, from validation. Spelthorne decision record →

Public comments

No public comments yet.

14 neighbours consulted · Last counted 3 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15144919
Neighbours
25 Sept 2026
Consultation
25 Sept 2026
Comments by
21 Oct 2026
Site or press notice
30 Sept 2026
Statutory expiry
12 Nov 2026
Env. assessment
No
Spelthorne
Planning Authority Score
4.9/10
Below average
#155 of 296 councils
Relevant to this application:
Householder decisions

Spelthorne ranks #124 out of 296 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 statistics
Based on MHCLG data, the year to March 2026
81%
Overall approval rate
Below avg (87%) #258 of 296
88%
Householder approved
Below avg (90%) #225 of 296
70%
Decided in 8 weeks
Above avg (63%) #124 of 296
35%
Extended time limit
Below avg (41%) #106 of 296
57%
Minor dwellings approved
67 decided (1-9 homes)
57%
Major dwellings approved
7 decided (10+ homes)
46%
Change of use approved
26 decided
634
Total decisions
122 refused in the year to March 2026

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

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use