Castledawson, Sion Hill
Co. Dublin, sold house prices since 2010
- Median price
- €620,000
- 5 market sales since 2021
- County median
- €436,123
- 42% higher here, same years
- Zoning
- S5
- Objective SNI, 1 of 1 parcels
- Latest sale
- €549,000
- 30 Sept 2025
Zoning
Development plan, within 15 m of the street
- S5Objective SNI (Mixed/general community services/facilities uses)
COUNTY DEVELOPMENT PLAN 2022-2028, Dun Laoghaire-Rathdown The zoning objective in the plan
1 parcel of this street - R2Objective A (Existing residential)
COUNTY DEVELOPMENT PLAN 2022-2028, Dun Laoghaire-Rathdown The zoning objective in the plan
No parcel of this street has its centre in it
Source: Tailte Éireann and the Department of Housing (MyPlan), national zoning, CC BY 4.0. A parcel counts in the zone its centre falls in.
Land parcels
Registered freehold land, within 15 m of the street
1 parcel, from 7,991 m² to 7,991 m².
Line of the street: © OpenStreetMap contributors, ODbL.
Median price by year
Years with three market sales or more
| Year | Median price | Sales |
|---|---|---|
| 2013 | €275,000 | 3 |
Every recorded sale
17 sales, newest first
| Date | Address, as recorded | Price |
|---|---|---|
| 30 Sept 2025 | 25 CASTLEDAWSON, SION HILL, BLACKROCK A94XC44 | €549,000 |
| 10 Jan 2023 | 84 CASTLEDAWSON, SION HILL, BLACKROCK A94ET68 | €475,000 |
| 20 Dec 2022 | 22 CASTLEDAWSON, SION HILL, BLACKROCK A94A662 | €750,000 |
| 29 Apr 2022 | 45 CASTLEDAWSON, SION HILL, BLACKROCK A94HE27 | €855,234 |
| 18 Feb 2021 | 49 CASTLEDAWSON, SION HILL, BLACKROCK | €620,000 |
| 15 Nov 2019 | 90 CASTLEDAWSON, SION HILL, BLACKROCK | €607,000 |
| 22 Oct 2019 | 29 CASTLEDAWSON, SION HILL, BLACKROCK | €445,000 |
| 27 Sept 2018 | 57 CASTLEDAWSON, SION HILL, BLACKROCK | €350,000 |
| 21 Dec 2017 | 40 CASTLEDAWSON, SION HILL, BLACKROCK | €625,000 |
| 22 Sept 2015 | 51 CASTLEDAWSON, SION HILL, BLACKROCK | €370,000 |
| 21 Nov 2013 | 66 Castledawson, Sion Hill, Blackrock | €270,000 |
| 30 Aug 2013 | 24 Castledawson, Sion Hill, Blackrock | €285,000 |
| 31 May 2013 | 84 Castledawson, Sion Hill, Blackrock | €275,000 |
| 5 Jun 2012 | 48 Castledawson, Sion Hill, Blackrock | €365,000 |
| 1 Dec 2011 | 45 Castledawson, Sion Hill, Blackrock | €400,000 |
| 16 Dec 2010 | 5 Castledawson, Sion Hill | €550,000 |
| 11 May 2010 | 79 Castledawson, Sion Hill, Blackrock | €295,000 |
Source: Residential Property Price Register, Property Services Regulatory Authority. Sales marked “not full market price” are left out of every median.