Skip to content

41 Treowen Road Treowen Newport NP11 3DN

26/0205/HHHouseholder ApplicationApproved
Householder

Approved on 10 June 2026

Council decision: GrantedDelegated (officer decision)4 conditions

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Erect two storey rear extension

Received
23 March 2026
Decision level
Delegated (officer decision)
Ward
Crumlin
  1. Received23 Mar
  2. Validated13 Apr
  3. Consult.6 May
  4. Target12 Jun
  5. Decided10 Jun

Decided in 58 days (council typically 56)

About this application

This is a full planning application for a two storey rear extension at 41 Treowen Road Treowen Newport NP11 3DN. Caerphilly has handled 4,476 applications of this type. This one was decided in 79 days, 3 weeks longer than Caerphilly's typical decision time. There have been 2 other applications at this address. In the past year there have been 13 applications across Crumlin. We hold 1,288 applications in total for the NP11 postcode area.

74% of full applications at Caerphilly County Borough Council were approved. Across all application types, the council typically decides in about 8 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
NP11 3DN
Application type
Householder Application
Scale / size
Medium

Planning application dates

Date validated
13 April 2026
Consultation expiry
6 May 2026
Consultation start
15 April 2026
Consultation end
6 May 2026
Neighbour consultation start
15 April 2026
Neighbour consultation end
6 May 2026
Last date for comments
6 May 2026
Target decision date
12 June 2026
Permission expires
10 June 2031

Applicant and agent

Agent address
53 Twyn Road Abercarn Newport NP11 5JY

Planning decision

Statutory period
60 days

Additional information

Documents
11
Constraints
5

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Source: Caerphilly

Track this application

Get email alerts when there is a planning decision or status change.

Get email alerts near NP11

New planning applications delivered to your inbox daily.

Around this site

Discuss this application on r/PlanningPermissionUK

For applicants and trades

Planning something similar?

See what the council approved and refused for two-storey and first-floor extensions on your street. Pick your home and get the evidence before you pay for drawings.

See what gets approved on your streetBuying this property? Report on this address