Trying to decide whether to rent or buy?

In Denver, it's 43 percent cheaper to buy, which analysts blame on a tight rental market that isn't being replenished by new construction.

"Rent prices are going up a lot and there are not a lot of new units coming on line throughout much of the state," said Ryan McMaken, an economist with the Division of Housing. "Rents go up, and that makes purchasing a house much more attractive."

Earlier this month, the Colorado Division of Housing and the Apartment Association of Metro Denver said the average monthly rent climbed $63 in 2013 to $1,041.

"People continue to move here and people continue to form households here," McMaken said. New households include people marrying and moving into their own