I wouldn't worry about getting wait-listed too early, I only did so because I received early acceptance and knew for sure I'd be going.
It looks like there are a lot of nice places available and I'm sure you can wait several months before signing anything.
Good luck with applications!
Copied information from a current student at UNC, based on reviews by other Anthropology students... This is not my opinion, just information passed on to me.
Sites to look for rentals:
Through the UNC Graduate School: https://www.unc.edu/student/orgs/gpsf/forums/index.php
You will need to enter your new ONYEN and password to enter the site- once on you can post your own needs for housing, as well as look at what other people are offering and respond to them.
craigslist.org : http://raleigh.craigslist.org/apa/
Recommendations in Carrboro:
Ashbrook Apartments- http://www.ashbrookjmg.com/
Pros: on multiple bus routes, pool, tennis courts, work-out room
Cons: a little expensive.
Autumn Woods- Autumn Woods- Carrboro
Berkshire Manor
Recommendations in Chapel Hill:
Glen Lennox-
Pros: on bus route(including late night), hardwood floors, pets allowed, walking/biking distance to grocery/shopping.
Cost: is around 850/mo for a 2br/1ba. Prices vary depending on the degree of renovation and size of the apartment.
Franklin Woods- Franklin Woods- Chapel Hill
Pros: Reliable service, walkable to several grocery stores/shopping, and on several bus lines.
Davie Circle neighborhood-
Pros: quiet, close to campus, on multiple bus routes, mostly small houses rather than apartments
Cons: can be pricey.
Avoid:
Estes Park Apartments (Carrboro)
Northside neighborhood (Chapel Hill)- lots of undergrads, not many buses.
On-campus grad student housing- unless married/with family