Money Crashers has a list of Top Personal Finance Blogs.
Free By 50 comes in at #231 on their list. There are 476 blogs on the list so thats not too bad.
The ranks are a compilation of various statistics that track readership and traffic levels.
There are a lot of great blogs on that list. I read 8 of the top 20 blogs myself. Its a pretty cool list, check it out.