PSD plan: Build three new schools by 2020 March 29, 2015 by martineb Leave a Comment As you know, Larimer County’s population is expanding. PSD expects enrollment to grow to more than 30,000 within the next two years. Enrollment in 2015 came in at 29,053, about 500 students more than projected. Discussion about new Schools construction have started. Read more here: three new schools by 2020.