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Housing estate · Fingal County Council · 21.48 ha

Saint Marnock's Bay, Portmarnock

Planning applications, extensions, appeals and building work on Saint Marnock's Bay, from the council registers, over the last 10 years.

49 planning applications on Saint Marnock's Bay since 2017, mostly extensions; 100% granted.

49
applications since 2017
32
extensions
100%
granted
29
commencements

The estate boundary from OpenStreetMap

Planning applications inside this estate 49 applications in the last 10 years

Show 39 more

Appeals inside this estate 14 with An Coimisiún Pleanála

Building work started inside this estate 29 commencement notices

What people apply for on Saint Marnock's Bay 49 applications since 2017, by type

  • Extensions32 65%
  • New homes3 6%
  • Change of use2 4%
  • Other12 24%

Most common extension on Saint Marnock's Bay: attic conversion / dormer (28 of 32 extension applications). Then: two-storey rear (3), single-storey rear (1).

46 decided: 46 granted, 0 refused. 14 went to appeal. Types are read from each application’s description, so a few will be in the wrong group.

Big developments on the estate 7 named schemes

Homes on Saint Marnock's Bay 47 with a planning page

Source: OpenStreetMap (estate boundary and name) · fetched 27 Sept 2026 · applications, appeals and commencement notices from the council registers, An Coimisiún Pleanála and the BCMS

Contains data © OpenStreetMap contributors, available under the Open Database Licence (ODbL).

Free

Planning report for Saint Marnock's Bay, Portmarnock

Every application, appeal and deadline within 361 m, with zoning and heritage, in one report.

No account, no payment. Not a statutory planning search.

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