In the 2016 census Chelmsford had a population of 124 people.[5]
In the 2021 census, Chelmsford had a population of 100 people.[1]
Education
There are no schools in Chelmsford. The nearest government primary schools are Wheatlands State School in neighbouring Wheatlands to the north, Wondai State School in neighbouring Wondai to the south-east, and Tingoora State School in Tingoora to the south. The nearest government seconday schools are Wondai State School (to Year 9) and Murgon State High School (to Year 12) in Murgon to the north-east.[6]