Newbury, VT has a population of 312 and is the 22,298th largest city in the United States. The population density is 63 per sq mi which is 3% lower than the Vermont average and 31% lower than the national average. The median age in Newbury is 56 which is approximately 31% higher than the Vermont average of 43. In Newbury, 59% of the population over 15 years of age are married, 96% speak English and 0% speak Spanish. 18% of Newbury residents were born in Vermont, 79% were born out of state, 0% were born outside of the United States and 4% were foreign born.