&lt;So, there&#x27;s 220x gains&gt;<p>In <i>nominal dollars</i>.<p>&lt;Property tax in 2013 was about $1k in both cases&gt;<p>I really doubt that.  I just checked a friend&#x27;s house who has lived in PA since 1952, and they are paying $3200.<p>Anybody can look up what actual property taxes are paid here:<p><a href="https:&#x2F;&#x2F;payments.sccgov.org&#x2F;propertytax&#x2F;Secured" rel="nofollow">https:&#x2F;&#x2F;payments.sccgov.org&#x2F;propertytax&#x2F;Secured</a>