Published by Tailte Éireann
<p style='margin-top:0px; margin-bottom:1.5rem;'><span style='font-size:16px; font-family:"Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", sans-serif;'>CSO Electoral Divisions - National Statistical Boundaries - 2022 - Generalised 100m</span><br /></p><p style='margin-top:0px; margin-bottom:1.5rem; font-family:"Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", sans-serif; font-size:16px;'><span style='font-family:inherit;'>CSO EDs are a statistical geography that aligns closely with the official ED boundary. EDs are comprised of whole Small Areas. In a small number of cases, CSO EDs do not align with the official boundary, where EDs are amalgamated to ensure statistical confidentiality or where a change was required to ensure better CSO ED/CSO alignment.</span></p><p style='margin-top:0px; margin-bottom:1.5rem; font-family:"Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", sans-serif; font-size:16px;'><span style='font-family:inherit;'>Creation of generalised versions of Published ED boundaries. Using Douglas-Peucker algorithm with tolerances of 20m, 50m, 100m and writes out features classes. Uses topology and option of preserving common boundaries to ensure output does not generalise differently on common boundaries.</span></p><p style='margin-top:0px; margin-bottom:1.5rem; font-family:"Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", sans-serif; font-size:16px;'><p style='margin-top:12.0pt; margin-right:0cm; margin-bottom:12.0pt; margin-left:0cm; background:white;'><b><span style='font-size:11.5pt; font-family:"Helvetica",sans-serif; color:#4C4C4C;'>Update Notice:
4th August 2023</span></b><span style='font-size:11.5pt; font-family:"Helvetica",sans-serif; color:#4C4C4C;'>: ED and LEA
attributes changed on 15 SAs. As a result of the changes to SAs, CSO ED
has one additional ED and the number of CSO EDs is 3420 and there is a change
to 2 CSO LEAs. The ED and LEAs impacted are <o:p></o:p></span></p>
<p style='margin-top:12.0pt; margin-right:0cm; margin-bottom:12.0pt; margin-left:0cm; background:white; font-variant-ligatures:normal; font-variant-caps:normal; text-align:start; text-decoration-style:initial; text-decoration-color:initial; word-spacing:0px;'><span style='font-size:11.5pt; font-family:"Helvetica",sans-serif; color:#4C4C4C;'>ED 2ae19629-1d37-13a3-e055-000000000001
renamed to DALKEY-COLIEMORE<o:p></o:p></span></p>
<p style='margin-top:12.0pt; margin-right:0cm; margin-bottom:12.0pt; margin-left:0cm; background:white; font-variant-ligatures:normal; font-variant-caps:normal; text-align:start; text-decoration-style:initial; text-decoration-color:initial; word-spacing:0px;'><span style='font-size:11.5pt; font-family:"Helvetica",sans-serif; color:#4C4C4C;'>ED 94b26e15-6ed2-44c2-a0b0-207c369a2da8
SHANKILL-RATHSALLAGH added<o:p></o:p></span></p>
<p style='margin-top:12.0pt; margin-right:0cm; margin-bottom:12.0pt; margin-left:0cm; background:white; font-variant-ligatures:normal; font-variant-caps:normal; text-align:start; text-decoration-style:initial; text-decoration-color:initial; word-spacing:0px;'><span style='font-size:11.5pt; font-family:"Helvetica",sans-serif; color:#4C4C4C;'>LEA
40aece0e-a19d-4e78-af9d-e129f5557496 DÚN LAOGHAIRE redrawn<o:p></o:p></span></p>
<p style='margin-top:12.0pt; margin-right:0cm; margin-bottom:12.0pt; margin-left:0cm; background:white; font-variant-ligatures:normal; font-variant-caps:normal; text-align:start; text-decoration-style:initial; text-decoration-color:initial; word-spacing:0px;'><span style='font-size:11.5pt; font-family:"Helvetica",sans-serif; color:#4C4C4C;'>LEA d65ef6e7-75e6-49d9-bda9-d4690e8f68dc
KILLINEY-SHANKILL redrawn<o:p></o:p></span></p><span style='font-family:inherit;'></span></p>
| License | Creative Commons Attribution 4.0 |
| Created | 2025-08-22 |
| Last Updated | 2025-08-22 |