 Thus, in 1999, in Cherbourg there were 13,747 dwellings including 86.2% of primary residences and 28.4% of detached houses, while in Octeville, 94.6% of the total of 7,221 dwellings are main residences, 39.7% are individual.Cherbourg's principal residences built after 1949 accounted for 59% (55% between 1949 and 1989), while those of Octeville are at 89% post-1949 (84.9% between 1949-1989).The proportion of new buildings of the 1990s is largely lower than the regional average, with respectively 3.6% and 4.9% of the communal parks against 9.5% in Lower Normandy.