As this website grows, more resources and search tools will be added to help locate information on Chelmsford history. Below is a search and links to resources available online, as well as links to contacts in town that can help with historical research.
Center for Lowell History - http://library.uml.edu/clh/ At UMass Lowell, this large collection of historical resources includes information about Lowell and Chelmsford
Chelmsford Town Annual Reports Archive - http://www.archive.org/details/chelmsfordpubliclibrary Full-text searchable archive of the Annual Reports for the Town of Chelmsford from 1874 to present. This archive was funded by a Boston Public Library grant and hosted by the Internet Archive, scanned from the collections of both the Chelmsford Historical Society and Chelmsford Library.
Chelmsford Library Archive - http://chelmsford.pastperfectonline.com/ Books and documents contained in the library archive (not yet all posted online). To see physical items, please see Brian Herzog at the Library Reference Desk.