The Census of Great Britain, in 1851, has just been published in two thick volumes.— The number of people returned were 21,121,-967, of whom 10,386.048 were males, 10,735,-916 females, thus giving the ladies the advan- j tage. On the night of the census, 12,924 were j sleeping on barges, (vessels,) 9,972 in barns,: and 8277 in the open air or under tents. The number of families in Great Britain were 4,312,388; inhabited houses, 3,648,347. The towns, villages, &c, in Great Britain, 17,150. The British isles 500; inhabited, 175. Great Britain has upwards of 21,000,000, and Ireland upwards of 6,000,000 of souls. Anglesey Jersey, and the Isle of Man have 50,000, and Guernsey, Lewis, Skye, and Shetland over 20,000. These numbers, however, rapidly descend in the remaining islands from 10,000 1,000, 500, 400, 100, 40, 20, 10 ; and finally, at Inchcalm, an appanage of File, there is an island with one man only on it.