Where have Denver-area rents risen the most?

Rents in Colorado rose 6.2 percent in 2015 and in Denver, they rose 4.6 percent.

That's according to San Francisco research company Apartment List, which indicated that Westminster had the highest year-over-year growth of any Colorado city, up 14.5 percent from January 2015. A 2-bedroom in Westminster averages $1,480 while a 1-bedroom goes for $1,160.

Apartment List indicates that Boulder has the highest rents statewide with a two-bedroom median rent of $1,900, and one-bedroom rents there averaged $1,560. Boulder rents increased 2.7 percent in the past year.

Denver has the state's second-most expensive rents, with an average two-bedroom price of $1,740, and an average one-bedroom price of $1,380. Last month, it was reported that Denver rents are expected to go up only 4 percent in 2016, according to a report from Seattle online real estate company Zillow.