130A Southdown Road Harpenden Hertfordshire AL5 1PU Data via plota.co.uk

Proposal

Conversion of an external covered colonnade to office space for a community building including new windows and doors to existing colonnade openings and one new window. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
20 Aug 2026
✓
Validated
21 Aug 2026
Decision
Expected by 12 Nov 2026

Under consideration

No decision has been issued yet. Plota predicts a decision soon after comments close on 12 Nov 2026, from St Albans's recent changes of use.

Comments are open until 12 Nov 2026

Comment on this application ↗

Site constraints 4

Harpenden conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Also on the record
Radon affected area, class 3; Inside the Harpenden built-up area; Open access land about 41 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
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) 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 £1,550,000 in December 2022. Other property, leasehold.

16 December 2022£1,550,000Recorded as a transfer outside a standard sale

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

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Important details

Council
St Albans
Application type
PPOR
Postcode
AL5 1PU
Received
20 Aug 2026
Validated
21 Aug 2026
Ward
Harpenden West
Parish
HARPENDEN TOWN
Target decision
12 Nov 2026
Applicant
Show
Agent
Clarke And Whalen Architects Ltd (Clarke & Whalen Architects Ltd)
Leaseholder
Show

Decision outlook

Day 60, past the statutory target. 68% of changes of use in St Albans are decided within thirteen weeks, which runs to 20 Nov 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 19 Oct 2026.

Day 6024 days to the predicted decision (day 84)
52%decided within 8 weeks
71%approved
32decided in the last year

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

Consultation & key dates

Alt. reference
323437PLN
Planning Portal ref
15157842
Comments by
12 Nov 2026
Site or press notice
1 Oct 2026
Statutory expiry
15 Oct 2026
St Albans
Planning Authority Score
1.1/10
Poor
#290 of 296 councils
Relevant to this application:
Householder decisions

St Albans is one of the slowest councils in England for householder decisions, ranking #285 out of 296. The council extends the time limit on 64% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. Householder applications are slightly less likely to be approved here (88%) than the national average (90%).

Among the slowest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
St Albans decision statistics
Based on MHCLG data, the year to March 2026
87%
Overall approval rate
Above avg (87%) #180 of 296
88%
Householder approved
Below avg (90%) #226 of 296
29%
Decided in 8 weeks
Below avg (63%) #285 of 296
64%
Extended time limit
Above avg (41%) #278 of 296
74%
Minor dwellings approved
130 decided (1-9 homes)
61%
Major dwellings approved
18 decided (10+ homes)
77%
Change of use approved
26 decided
1,411
Total decisions
184 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.

Leaseholders: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.