Londonderry is a town in Windham County, Vermont, United States.

Londonderry was first chartered in 1770 to a Col. James Rogers and was known as Kent, which included what is now Windham.

The town was again chartered by act of the new Vermont Legislature on April 20, 1780.

[5] This climatic region is typified by large seasonal temperature differences, with warm to hot (and often humid) summers and cold (sometimes severely cold) winters.

Households made up of individuals comprised 25.9% of the population, with 10.7% having someone 65 years of age or older living alone.