http://tags.library.upenn.edu/tag/stats+neighborhoods PennTags Feed http://tags.library.upenn.edu/makerecord/url/16285 http://tags.library.upenn.edu/makerecord/url/16285 <p>Google maps mashup includes data on population, housing cost, housing market, schools, safety, health, climate, income/work, and age ethnicity for the continental US.</p><p>annoyingly, their &quot;explains&quot; don't say where the data comes from, so it's hard to know how up to date it is. However, it's neat.</p>