Overdale End, 186 Overdale, Ashtead, KT21 1PZ Data via plota.co.uk

MO/2026/00982 - Detailed Householder Live

Proposal

Demolition of existing conservatory and erection of a single storey side extension, single storey rear extension and a first floor side extension. Data via plota.co.uk

View original council record ↗Last checked

Application progress

Received
2 Jul 2026
Decision
Expected by 27 Aug 2026

This application is under consideration - no decision has been issued yet. Plota predicted a decision around 14 Sept 2026; it is now day 74. The consultation period closed on 16 Aug 2026.

Site constraints 9

Ancient woodland
Flood zone 3, rivers and sea
High chance: a 1 in 100 or greater annual chance from rivers, or 1 in 200 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Flood map ↗
National nature reserve 9 m away: Ashtead Common
Work nearby can need a habitats assessment.
Harm to a protected site is only accepted where there is no alternative and an overriding public interest.
SSSI 9 m away: Epsom and Ashtead Commons SSSI
Natural England may need consulting, depending on what is proposed.
Sites of special scientific interest are the best wildlife and geological sites in the country. Development likely to harm one is rarely permitted.
Habitat network: Other Priority Habitats - NEZ
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Ancient woodlandCouncil record
Recorded by the council for this site.
Council site ↗
Also on the record
Green belt 10 m away: London; Inside the Ashtead built-up area; Priority habitat 10 m away: Deciduous woodland; Open access land 11 m away: Access Land - Combined Open Country, Registered Common Land and Section 16 Dedicated Land. MoD Byelaw, Section 28 Exclusions, Racecourses and Aerodromes and ECP Margin have been removed..
Not affected
No listed building at the site · No scheduled monument at the site

Checked on 11 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.

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Important details

Application type
Detailed Householder
Postcode
KT21 1PZ
Received
2 Jul 2026
Validated
2 Jul 2026
Ward
Ashtead Lanes & Common
Parish
Non Parish Area
Case officer
Show
Target decision
27 Aug 2026
Decision level
Delegated
Applicant
Show
Agent
Goodesign Ltd

Decision outlook

Day 74, past the statutory target. 88% of demolitions in Mole Valley are decided within thirteen weeks, which runs to 1 Oct 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 12 Sept 2026.

Day 7418 days past the 56-day target
42%decided within 8 weeks
73%approved
77decided in the last year

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

Consultation & key dates

Alt. reference
PP/2026/00974
Comments by
16 Aug 2026
Committee
15 Jul 2026
Statutory expiry
27 Aug 2026
Env. assessment
No
Mole Valley
Planning Authority Score
2.1/10
Poor
#270 of 296 councils
Relevant to this application:
Householder decisions

Mole Valley is slower than most councils at deciding householder applications, ranking #240 out of 296. Mole Valley is also one of the strictest councils - it refuses more householder applications than almost any other, with only 76% approved vs 90% nationally.

One of the strictest councils
only 76% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Mole Valley decision statistics
Based on MHCLG data, the year to March 2026
72%
Overall approval rate
Below avg (87%) #291 of 296
76%
Householder approved
Below avg (90%) #291 of 296
50%
Decided in 8 weeks
Below avg (63%) #240 of 296
43%
Extended time limit
Above avg (41%) #172 of 296
47%
Minor dwellings approved
114 decided (1-9 homes)
71%
Major dwellings approved
7 decided (10+ homes)
93%
Change of use approved
15 decided
913
Total decisions
259 refused in the year to March 2026