well depending on what camry it is, and what options it has and if my mechanic inspected it and said ok
www.nada.com price guide in the consumer section for a bare bones le 4 door average trade in is just over 5 grand, and average retail with 250,000 miles is 7,500 so it breaks down to is it in really good condition? has it had good care? and did your mechanic take a good look at it, because he is the guy who sees it next anyhow. best of luck type
www.nada.com in your websearch box and click on consumer and go from there