Elections Department open geospatial data in this collection delineates electoral boundaries used for the 2011 Parliamentary and Presidential elections in Singapore. GEOJSON and KML datasets Electoral Boundary 2011 support political science research, constituency mapping, and historical comparison with later boundary reviews. Analysts studying voter distribution must pair geometry with population data from the corresponding election year. Boundaries reflect the 2011 delineation order and not current constituency maps.
Electoral divisions (also called constituencies) are areas within Singapore demarcated by the Prime Minister by law for the purposes of Parliamentary elections and Presidential elections.
GEOJSON constituency boundaries for Singapore’s 2011 electoral divisions, published by the Elections Department from March 2011. Useful for historical election mapping, redistricting analysis, and overlay with population or housing data.