Niagara Falls Census Dissemination Areas 2011

The Dissemination Area Boundary Files portray the dissemination area boundaries for which census data are disseminated. A dissemination block is an area bounded on all sides by roads and/or boundaries of standard geographic areas and is the smallest geographic area for which population and dwelling count data are available. These areas are for the year 2011

传播区域边界文件集（Dissemination Area Boundary Files）呈现了用于发布普查数据的传播区域（Dissemination Area）的边界。传播块（dissemination block）是一种四周以道路或标准地理区域边界为界的区域，同时也是可获取人口与住宅计数数据的最小地理单元。上述地理区域均对应2011年度。