Looking at basic demographic variations, our survey showed that those with college degrees and higher levels of household income are significantly more likely to be married than those with high school diplomas and those living in households with more modest levels of income.
African-Americans are more likely than whites and English-speaking Hispanics to have never been married.
It's pretty simple: Look for cities that have a lot of other single people!
More specifically, look for neighborhoods where single people are concentrated.
In our sample of internet users, we found that relatively few couples started their relationships online.