They have alot of activity on the tax roll.

7/26/05 – 150,100 from citibank (most likely a heloc)
12/17/04 – 518,000 from wamu (most likely a refi)
6/22/04 – 337,000 from wamu
5/13/03 – 25,000 from citibank

I would say they are pretty extended.

SD Realtor