Buildings

A polygon feature representing building footprints over 100 square feet in size containing the location, functional uses, size in square feet, and number of residential units for every building within the City of Alexandria. A related table ( Building Uses) is associated with this feature class which provides detailed use information and documents the sources for all attribute. Buildings with multiple uses are summarized and display the total size and unit count for the entire structure. Buildings with less than 100 square feet (such as small sheds) are not captured. Last update 4/7/2026本数据集为亚历山德里亚市（City of Alexandria）范围内所有建筑面积大于100平方英尺的建筑基底（building footprints）面要素（polygon feature），涵盖各建筑的空间位置、功能用途、建筑面积（单位：平方英尺）以及住宅单元数量。该要素类关联有一张名为「建筑用途」（Building Uses）的附属数据表，可提供详细的用途信息，并记录了所有属性字段的来源依据。对于存在多种用途的建筑，本数据集将进行汇总统计，展示该建筑整体的总建筑面积与单元总数。建筑面积不足100平方英尺的建筑（如小型棚屋）未被纳入本数据集采集范围。最后更新日期：2026年4月7日