here's the tool I used to appraise ceojobs.com, a domain i bought a couple of years ago for 5 figures. simply substitute your domain name for ceojobs.com ... http://appraise.epik.com/ceojobs.com
Thanks startupjobs. The only issue I have with these automatic services is they never seem to make sense to me. You use the figure as a very rough guideline?
http://appraise.epik.com/microsoft.com $553,900
Hah, think google will sell their domain name for $5K? :-D