Derrycoosh , Castlebar , Co. Mayo

What’s proposed

Part demolition of the existing house, renovation and construction of an extension to the front and side of the existing dwelling house along with alterations and modifications to the existing dwelling with all necessary site works and ancillaries

23585 is a planning application to Mayo County Council for part demolition of the existing house, renovation and construction of an extension to, received on 25 Oct 2023; permission was granted with conditions on 12 Feb 2024.

Planning details

Reference: 23585
Local authority: Mayo County Council
Status: Commenced · register status “APPLICATION FINALISED”
Received: 25 Oct 2023
Observations close: 29 Nov 2023 (closed 1025 days ago)
Decision due: 20 Feb 2024 · decided 12 Feb 2024
Decision: Conditional on 12 Feb 2024
Proposed development: Part demolition of the existing house, renovation and construction of an extension to the front and side of the existing dwelling house along with alterations and modifications to the existing dwelling with all necessary site works and ancillaries
As published by the register.
Site area: 4,163 m² from the mapped boundary, not the council's figure
Applicant: Not published — the national feed carries no applicant name council register

Nearby 5 applications within 500 m in the last 5 years

Explore this area on the map →

Appeal

Not appealed.

Commencement

Opt out commencement notice CN0116718MO
10 Jul 2024Derrycoosh, Casstlebar, Mayo, F23 YA70matched by ref_exact

Provenance

Register row from the national planning applications feed (NPAD), fetched 18 Sept 2026, 15:44 (store id 433594). Deadlines were computed by the store from the received / decided dates under the Planning and Development Act 2000 and are recorded as events, not recomputed here. Council register: http://www.eplanning.ie/MayoCC/AppFileRefDetails/23585/0.

Source: npad · fetched 18 Sept 2026, 15:44

Source	Licence	Fetched	Link
npad	CC-BY-4.0	18 Sept 2026, 15:44	open

Something wrong with this page?

Planning permission for an extension in Ireland — the 45 m² exemption and a 94% grant rateDublin councils granted 94% of extension applications decided in the year to September 2026. Since 27 July 2026 a rear extension of up to 45 m² can be exempt. The conditions, when you still apply, the fee and the timeline.
Further information requests on a planning application — 21% of Dublin files, six months to reply21% of applications received by Dublin councils in the year to September 2026 drew a further information request. What the council is asking, the six-month deadline, what "significant" FI triggers, and what it does to neighbours' rights.
Planning enforcement in Ireland — 7,396 cases a year, the warning letter and the seven-year ruleCouncils opened 7,396 planning enforcement cases in 2024. What unauthorised development is, how a complaint becomes a s.152 warning letter and a s.154 notice, what the seven-year rule does and does not do, and how to report or answer one.
Certificate of compliance with planning permission — what the architect's opinion covers and what it does notRetention applications were 17% of everything lodged in the GDA over 12 months, and a fifth of those decided were refused. What a certificate or opinion on compliance with planning permission says, who signs it, the Law Society and RIAI forms, and the gaps a buyer should close from the register.

What’s proposed

Planning details

Nearby 5 applications within 500 m in the last 5 years

Appeal

Commencement

Zoning at the site

Designations within 250 m

Provenance

Derrycoosh , Castlebar , Co. Mayo

What’s proposed

Planning details

Nearby 5 applications within 500 m in the last 5 years

Appeal

Commencement

Zoning at the site

Designations within 250 m

Provenance

GuidesAll guides →