This is a pretty cool site:
Quantcast - Open Internet Ratings Service
If a site has been around for a bit and gets half-decent traffic, they have demographic data and sometimes traffic charts. Here's the page for wickedfire:
wickedfire.com (rank 871,717) - Web Site Audience Profiles from Quantcast
Not sure how accurate it all is, they say "We collect our data through affiliations with partners, who include advertisers, publishers, ISPs and advertising networks. All the data we collect is anonymous and contains no personally-identifiable information. Anyone can participate. Web publishers can obtain refined analysis on their site by utilizing a Quantcast measurement pixel. "
Quantcast - Open Internet Ratings Service
If a site has been around for a bit and gets half-decent traffic, they have demographic data and sometimes traffic charts. Here's the page for wickedfire:
wickedfire.com (rank 871,717) - Web Site Audience Profiles from Quantcast
Not sure how accurate it all is, they say "We collect our data through affiliations with partners, who include advertisers, publishers, ISPs and advertising networks. All the data we collect is anonymous and contains no personally-identifiable information. Anyone can participate. Web publishers can obtain refined analysis on their site by utilizing a Quantcast measurement pixel. "