Planning applications · Co. Offaly
Planning permission in Co. Offaly: 458 applications
458 planning applications were lodged within 2 km of the centres of 3 towns in Co. Offaly in the last three years, 13 of them for ten homes or more (640 units). Below: how to search the Co. Offaly register, the busiest towns, the largest schemes on file, and what to check around one house before you bid.
Figures compiled from the public records listed at the foot of this page. Data snapshot: . Updated when the records change.
Check one house in Co. Offaly
458 planning applications around 3 towns in Co. Offaly in three years, 13 for ten homes or more.
One specific house in Co. Offaly: planning applications within 300 m of that Eircode, the house's own planning file, flood zone, radon, BER, sale history. Thirty-eight checks in all, each linked to the public record.
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Or read the sample report first: a real house, 16 pages.
458
planning applications within 2 km of 3 town centres in the last three years
13
of them for 10 homes or more
640
residential units in those large applications
How to search planning applications in Co. Offaly
Short answer: open the National Planning Application Map on MyPlan.ie, type the address or Eircode, and every application lodged with any council appears as a dot you can click. For the full file (drawings, reports, conditions, appeal) go to the council’s own register, Offaly County Council. Both are free.
- National map first. Search the address on the National Planning Application Map (MyPlan.ie), then zoom out to the 300 m around it. Each dot is an application with its reference number, description and decision.
- Then the council register. Search by the reference number, the address or a map area on the Offaly County Council register.
- Offaly County Council: search planning applications. The council uses the shared ePlanning system, so the search works the same way as in 22 other councils: search by reference, by address, by date range or by drawing a box on the map.
- Zoning last. The MyPlan.ie zoning map shows what the land around the house is allowed to become under the current development plan, which the register cannot tell you until someone applies.
For a house you are about to bid on, the paid report does all three for the Eircode: every application within 300 m with its decision, the house’s own planning and building-control files, and the zoning of the fields around it.
Where the planning office is busiest in Co. Offaly
Applications lodged within 2 km of each town centre since 2023, from the national planning register. A high count means an active town, not necessarily housing estates: extensions, one-off rural houses, shopfronts and retention applications all count.
| Tullamore | 239 applications, 6 large |
| Birr | 120 applications, 3 large |
| Edenderry | 99 applications, 4 large |
Largest schemes on file in Co. Offaly
Applications for ten homes or more near the towns above, largest first, with the status recorded on the register when this page was built:
- 98 units, Tullamore, lodged 2025-07, application finalised (Offaly County Council): amendments and modifications to the permission granted for 98 residential units (including 36 no. apartments within three duplex blocks) under Planning Ref. 21/327 (no change is proposed to the number of dwelling units o
- 92 units, Edenderry, lodged 2025-11, application finalised (Offaly County Council): 92no. Dwellings consisting of: • 19no. Type A Semi Detached 2 Storey 4 Bed Dwelling • 1no. Type A1 Semi Detached 2 Storey 4 Bed Dwelling • 10no. Type B Semi Detached 2 Storey 3 Bed Dwelling • 9no. Type C Ground Floor 1 B
- 90 units, Tullamore, lodged 2025-07, application finalised (Offaly County Council): amendments & modifications to the permission granted for 98residential units (including 28 no. apartments) & a community creche under Ref. 21/328, made concurrently with an application for modifications to the permission
- 84 units, Tullamore, lodged 2024-10, application finalised (Offaly County Council): (A) the construction of 78no. dwellings, comprising of 2no. three-bedroom two storey semi-detached (Type A), 18no. four-bedroom two storey semi-detached (Type B), 12no. three-bedroom two storey end-terrace (Type C), 16no
- 65 units, Edenderry, lodged 2026-06, further information (Offaly County Council): a Residential development of 66no. Dwellings consisting of:• 1no. Type A1 Semi Detached 2 Storey 4 Bed Dwelling • 5no. Type A Semi Detached 2 Storey 4 Bed Dwelling • 12no. Type B Semi Detached 2 Storey 3 Bed Dwelling • 7
- 58 units, Birr, lodged 2024-04, application finalised (Offaly County Council): the construction of 58 total no. residential units comprising of: (A) 2no. three-bedroom two-storey semi-detached (Type H); 1no. 2-bedroom bungalow (Type L2); 10no. 1&2-bedroom terraced bungalows in three blocks (Type L3
- 39 units, Birr, lodged 2025-05, application finalised (Offaly County Council): (i) the demolition of an existing single storey shed to the south-west of the site; (ii) the construction of a residential development comprising of 39 no. units (including 8 no. one-bedroom maisonettes, 13 no. terraced
- 26 units, Tullamore, lodged 2025-12, application finalised (Offaly County Council): modification to the planning grant at Collins Lane (ref. 23/60059) as follows: Plots 40-41, 44-47 inclusive, 50-51, 82-85 inclusive, 92-93, 98-101, 117-122 inclusive (24 in total) previously granted three bed two story h
A permission that is granted but not yet built is invisible at a viewing. The register shows it. So does the zoning map for the fields around the house, which says what they are allowed to become.
Other checks for Co. Offaly
- Flood risk in Co. Offaly: 58 recorded events around 9 towns
- Radon in Co. Offaly: 4 of 12 towns in a High Radon Area
- Knotweed in Co. Offaly: 34 records
- BER in Co. Offaly: 16% of homes rated E to G
Co. Offaly is in the pyrite belt. Houses built roughly 1997 to 2013 with hardcore from the affected quarries may have heave in floors; the Pyrite Resolution Board ran the remediation scheme. The report flags the build years and the scheme for the exact house.
Other checks for Co. Offaly
- Flood risk in Co. Offaly58 events
- Radon in Co. Offaly4/12 towns high
- Japanese knotweed in Co. Offaly33 records
- BER ratings in Co. Offaly16% E to G
Planning applications by town in Co. Offaly
Other counties
GuidePlanning search before buying a house: the three files that matter
Questions people ask
- How do I search planning applications in Co. Offaly?
- Two ways. The National Planning Application Map on MyPlan.ie carries every council's register on one map: search the address, then look at the streets around it. The planning authority for Co. Offaly is Offaly County Council; each runs its own online planning search with the full file, drawings and decision, on the shared ePlanning.ie system. For a house you are buying, the 300 m around it matters more than the town count.
- Which towns in Co. Offaly have the most planning activity?
- By applications within 2 km of the town centre in the last three years: Tullamore (239), Birr (120), Edenderry (99). Counts include extensions, one-off houses and changes of use, not only housing schemes.
- Do I need planning permission for an extension in Co. Offaly?
- The rules are national, not local. Since 27 July 2026 an extension to the rear of a house is exempt up to 45 square metres (40 before that date), counting every earlier extension, with limits on height, distance from boundaries and the garden left over (at least 25 square metres). Anything to the front, or beyond those limits, needs permission from the council. A Section 5 declaration from the council confirms in writing whether a specific job is exempt. Details in the guide on the 2026 planning exemptions.
- Does planning permission nearby change what a house is worth?
- A granted permission for a large scheme behind the house can take light, a view or parking, and it means construction traffic for two years. It can also add a school or a shop. Read the description, the decision and the appeal status before you bid. The report lists every application within 300 m of the Eircode with that detail, and checks the house's own planning and building-control file.
Sources
Area figures, compiled from public records. They describe the town or county, not any one house. The paid report checks the exact Eircode.