The document discusses some of the most affordable cities to live in Colorado. It describes Greeley, which was named the 7th most affordable city in the US in 2016, and has a low cost of living alongside a thriving economy. It also outlines Fort Collins, which is located near hiking trails and has over 20 craft breweries, good schools, and major businesses. Additionally, it mentions Loveland as a good place for outdoor activities like hiking and fishing near the Rocky Mountains. Finally, it briefly describes Longmont and Westminster as affordable family-friendly cities close to Denver that have cultural attractions.