Is PageRank is a good measure of your website’s back links?

No. You need to look at the actual back link profile. has some excellent tools to do this.

Most people look at Google PageRank that Google displays on toolbars. This PageRank information is about 3 months old and it has been at least 3 months since Google already gave you credit for the links. Second, it is affected by the quality of links and even the number of links on a particular page. Third, the PR info is frequently posted wrong by Google and doesn’t match the Link Popularity credit Google is actually giving you. The best advice… don’t obsess over PageRank.