Hi and welcome to BYC from northern Michigan 
It depends on what climate you have. A southern exposure is much more desirable in cold climates, while in hot places the shade would be a benefit. And I agree about locating it on high ground, chickens don't do well in wet areas.

It depends on what climate you have. A southern exposure is much more desirable in cold climates, while in hot places the shade would be a benefit. And I agree about locating it on high ground, chickens don't do well in wet areas.