Census data since 1881 can help to show how Newby has changed throughout the years. The main occupation for residents in 1881 was agriculture with 24 males and 1 female employed in that sector. Another main employment sector in 1881 was domestic services with 6 females working in that sector at the time. In 1881 the population of Newby was 115 and the total number of houses was 29. This has increased since 1881 with the total number of houses significantly increasing between 1931 and 1951 from 22 to 45.