(Anglo-Saxon) In Anglo-Saxon society, land held by charter or written title, free from all fief, fee, service, and/or fines. Such was formerly held chiefly by the nobility, and denominated freeholders.
From Old English bōcland, equivalent to book + land.
English Wiktionary. Available under CC-BY-SA license.
2) it is contrasted with bookland in a way which shows that these two kinds of tenure formed the two main subdivisions of landownership: no one is to deny right to another in respect of folkland or bookland.
281), King lEthelberht exchanges five hides of folkland for five hides of bookland which had formerly belonged to a thane, granting the latter for the newly-acquired estates exemption from all fiscal exactions except the threefold public obligation of attending the fyrd and joining in the repair of fortresses and bridges.
In ealdorman Alfred's will the testator disposes freely of his bookland estates in favour of his sons and his daughter, but to a son who is not considered as rightful offspring five hides of folkland are left, provided the king consents.
In opposition to it bookland appears as landownership derived from royal privilege.
Thane Wallaf has to be relieved from fiscal exactions when his estate is converted from folkland into bookland (c.o.