Not sure if it was mentioned yet, but LAPG is a good place to catch closeout sales on boots. You have to act fast because the popular sizes sell out quickly.
http://www.lapolicegear.com/dastiidx8unb.html
http://www.lapolicegear.com/danner-4...rom-boots.html

I picked up some Goretex Bates combat boots from them a couple years ago for $35/pair. Still have them.