If this looks too high to you- I would appreciate estimated fair price costs from anyone with an opinion

Highly depends on the particular community. 

Multifamily pricing is really high in the A and B neighborhoods around Scottsdale and Phoenix.

After scoping we discovered that I do have a cleanout in the middle of their property that they buried when they graded the lot in 2010. 

Yes, but highly unlikely:(Anaylsis process is pretty simple.To determine what to offer on a rental property:Determine reasonable market rent, NOT the highest!

Stabilized it to high teens.

The "fine print" here is fairly sizeable upfront fees and high interest rates, relative to a traditional construction loan from a bank.  

There was a plumbing leak in the crawlspace under the house and is causing the high clay content soil to heave.....causing a 3-4 inch rise in the middle of the house flooring.   

@Will Almand, I would argue quads are always going to be in high demand.  

If you just need recommendations for where to go, things to do, places to eat I'm more than happy to share tips. ...While you're here Please visit downtown and of course, the beaches...Downtown is small and flourishing area with many places to go and eat that are highly walkable.