2000 Census Tracts
收藏官方服务：
资源简介：
Hosted feature layer of 2000 Census Tracts for the purposes of visualization and analysis. A census tract is a small, relatively permanent statistical subdivision of a county delineated for the purpose of presenting data. Census tracts ideally contain about 4,000 people and 1,600 housing units.
创建时间：
2016-09-16
