NUMBER OF HOUSES IN THE UNITED KINGDOM. -- By a parliamentary return just issued, the number of inhabited houses in England is stated to be 2,753,295;  the number uninhabited, 162,725;  and the number building, 25,882.  In Wales, the number inhabited is 118,196;  uninhabited, 10,133;  building, 1,769.  In Scotland, the number of inhabited houses is put down at 503,451;  uninhabited, 25,295;  building, 2,763;  making a total of about 3,454,101 inhabited, 198,049 uninhabited;  and 30,634 houses building throughout the United Kingdom, Ireland excepted, which is not in the return.