3 Lewes Way Croxley Green Rickmansworth Hertfordshire WD3 3SN Data via plota.co.uk

26/0748/PDE - PD - Extensions Approved

Proposal

Prior Approval: Single storey rear extension (depth 7.00 metres, maximum height 3.00 metres, maximum eaves height 3.00 metres) Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
11 May 2026
✓
Validated
21 May 2026
✓
Approved
23 Jun 2026

Approved on 23 Jun 2026 · Delegated Decision · Last checked 5 Jul 2026

Site constraints 2

Also on the record
Radon affected area, class 3; Inside the Rickmansworth 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, 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.

Building

Floor area89 m² (958 sq ft)
Energy ratingD (65 out of 100), could reach C
PropertyDetached house, 5 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, filled cavity

From the energy performance certificate lodged in June 2025, 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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Important details

Application type
PD - Extensions
Postcode
WD3 3SN
Received
11 May 2026
Validated
21 May 2026
Ward
Durrants
Parish
Croxley Green Parish Council
Case officer
Show
Target decision
2 Jul 2026
Decision
no objection
Decision date
23 Jun 2026
Decision level
Delegated Decision
Applicant
Show

How this decision compares

Decided in 33 days from validation, 21 days faster than Three Rivers's median of 54 for extensions. Approved, as 91% of extensions here are.

83%decided within 8 weeks
91%approved
487decided in the last year

Plota live figures for extensions decided by Three Rivers in the last twelve months, from validation. Three Rivers decision record →

Consultation & key dates

Alt. reference
PP-14921650
Planning Portal ref
PP-14921650
Comments by
12 Jun 2026
Statutory expiry
2 Jul 2026
Env. assessment
No
Three Rivers
Planning Authority Score
7.3/10
Good
#54 of 296 councils
Relevant to this application:
Householder decisions

Three Rivers is faster than most councils at deciding householder applications, ranking #30 out of 296. Only 24% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly more likely to be approved here (91%) than the national average (90%).

Faster than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Three Rivers decision statistics
Based on MHCLG data, the year to March 2026
89%
Overall approval rate
Above avg (87%) #145 of 296
91%
Householder approved
Above avg (90%) #184 of 296
82%
Decided in 8 weeks
Above avg (63%) #30 of 296
24%
Extended time limit
Below avg (41%) #28 of 296
85%
Minor dwellings approved
62 decided (1-9 homes)
63%
Major dwellings approved
8 decided (10+ homes)
94%
Change of use approved
17 decided
819
Total decisions
86 refused in the year to March 2026

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.