Several major immigrant groups within the county experienced a decline in population between the 2011 and 2016 Census, chiefly the British (-4.4 percent), Lithuanians (-2 percent), Latvians (-4.8 percent) and Americans (-4.9 percent). Meath's sizable Nigerian community, which is mostly centered around Navan, experienced the most marked decline, decreasing from 1,206 in 2011 to 945 in 2016 (-21.6 percent). The fastest growing of the major immigrant groups during this period were the Polish (15.6 percent), Romanians (84.2%), Brazilians (50.7 percent) and Moldovans (55.7 percent).