More than 100 new housing units are in the pipeline in Ridgway, as long-discussed projects start to take shape that could rapidly increase the town’s housing stock by about 15 percent in the near future.

But it’s not clear yet how many of those new homes are what could be considered “affordable” or “attainable,” or if they’ll continue to drive up rising housing prices in the area.

Work is underway on Lena Street Commons, a development with 19 townhouses next to the library, and Vista...