ApartmentList is one of the best sites at aggregating their rental data for their monthly rental reports. Overall, the rental rates are continuing to rise but at a much slower rate. The month over month rent growth rate was .4% for March.
The cities with the fastest growing rent for March 2017 were Stockton, Tacoma, Arlington, Baton Rouge and Long Beach. 17 of the 100 largest cities in the country have seen year-over-year growth above 5%.
The slowest growing rental cities within the US were Anchorage, Stamford, Houston, Providence, and Corpus Christi,