These resources are meant as starting points for your research. Keep in mind that statistics at the neighborhood level are not available consistently across the entire United States, and that some datasets and statistical publications may not be produced on an annual basis. If you aren't finding what you need with these databases, a good next step is to find out if there's a local government agency that compiles this data, and either use the agency's online tools or publications, or contact the agency directly to find out if they will make their data available to you.