Price Guide to Selling Links Online
Here is a guide to how much links go for online. This guide is for sites generally, different niches will vary according to the value of links on those respective sites. For example legal niche sites are more valuable to webmasters searching for links than entertainment/celebrity sites.
Blogroll Links for one year
PR1 - $4
PR2 - $8
PR3 - $20
PR4 - $38
PR5 - $100
PR6 - $250
PR7 - $500