National Neighborhood Data Archive (NaNDA): Socioeconomic and Demographic Characteristics of Census Tracts and ZIP Code Tabulation Areas, United States, 2000-2017

These datasets contain measures of socioeconomic and demographic characteristics by US census tract for the years 2000-2017 and ZIP code tabulation area (ZCTA) for the years 2008-2017. Example measures include population density; population distribution by race, ethnicity, age, and income; and proportion of population living below the poverty level, receiving public assistance, and female-headed families. The datasets also contain index variables representing neighborhood disadvantage and affluence.

本数据集涵盖2000年至2017年以美国人口普查分区（US Census Tract）为统计单元的社会经济与人口统计特征测度指标，以及2008年至2017年以邮政编码统计区域（ZIP Code Tabulation Area, ZCTA）为统计单元的同类测度指标。典型测度指标包括人口密度、按种族、族裔、年龄与收入划分的人口分布结构，以及生活在贫困线以下人口占比、领取公共援助人口占比、女性户主家庭占比等。数据集同时包含表征社区贫困劣势与富裕程度的指数变量。