Planning application 25321
Alterations and extension to existing derelict dwelling house and the replacement of the existing septic tank…
Carrowbeg , Killasser , Swinford
Decision
CONDITIONAL
Construction status
Construction commenced
Official building-control evidence dated 16 Feb 2026.
Matched building-control notice CN0138336MO
Source: NBCO/BCMS open data
Application details
- Planning reference
- 25321
- Council
- Mayo County Council
- Proposal description
- Alterations and extension to existing derelict dwelling house and the replacement of the existing septic tank and percolation area with a new septic tank treatment system along with ancillary site works
- Location / address
- Carrowbeg , Killasser , Swinford
- Application type
- PERMISSION
- Received / registered
- 31 Jul 2025
- Council decision
- CONDITIONAL
- Council decision date
- 22 Sept 2025
- Final grant date
- 23 Oct 2025
Planning and construction timeline
Key dated milestones from planning, appeal and official building-control records.
Application received
Decision: CONDITIONAL
Final grant
Works commenced
Official NBCO/BCMS data
Location context
Nearby sold prices
Recent Property Price Register sales in Killasser. Distances are not shown because the sale records do not contain reliable coordinates.
€105,000
CARRAMORE, KILLASSER, SWINFORD
Sold 23 Jul 2026
Locality match
€120,000
CARRAMORE, KILLASSER, SWINFORD
Sold 9 Oct 2025
Locality match
€275,000
CARROWNEIDIN, KILLASSER, SWINFORD
Sold 18 Sept 2025
Locality match
€195,000
CARTRON, KILLASSER, SWINFORD
Sold 28 Aug 2025
Locality match
€295,000
CARROWNEDIN, KILLASSER, CO MAYO
Sold 21 Aug 2025
Locality match
€65,000
KNOCKS, KILLASSER, SWINFORD
Sold 9 May 2025
Locality match