Community Lens #79 – Population Change by Census Tract (2006-2011) Aug 22, 2012 | Community Lens This Community Lens examines data from the 2011 Census, focusing on changes in population across Halton at a lower level of geography, the Census Tract. This allows for analysis of changes within local municipalities in Halton. Download Community Lens #79 Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related