For about 5 years Raleigh has had a Cottage Court housing development in the UDO as a possible development. However, only one has been attempted in the Brooklyn District above Glenwood South.
Check them out http://www.thecottagesatfilmore.com/
Because only one has been built, the City Council is picking up the topic to see if we can improve on that. Here is an article on cottage courts in Raleigh with more info.