The Archive holds nearly 16,000 catalogued items in a range of formats, including parchment, paper, bound volumes, photographs, sheet music, objects, engravings and audio-visual material.
The administrative archives of Lincoln College begin with its foundation in 1427; with charters, accounts, registers and correspondence present from the 15th century; several other series of business and student records survive only from the 17th century.The records of the Eckney and Petsoe estate in Buckinghamshire date from the late 12th century, with several other estates' records extant from the 13th century.
Up to the mid-nineteenth century the archives consist largely of the College's business and estate records. From then, increasing quantities of records relating to students, Fellows, societies, correspondence, photographs, ephemera, College publications and personal papers are extant in the collections. The College held estates predominately in Oxfordshire, Buckinghamshire, Northamptonshire, and Yorkshire with some in other counties; the estates in tandem with several benefactions supported the for Fellows and scholars.