 By 1086, the hide had become a unit of tax assessment rather than an actual land area; a hide was the amount of land that could be assessed as £1 for tax purposes.The survey records that there were 52.5 ploughlands at Eynesbury in 1086 and that there was the capacity for a further 2.5 ploughlands.In addition to the arable land, there was of meadows, of woodland, three water mills and a fishery at Eynesbury.