Wales, grouping together all names classified as either "Anglican" (from England) or "Cambrian" (from Wales). 1980 The 1980 census was the first that asked people's ancestry. The 1980 United States Census reported 61,327,867 individuals or 31.67% of the total U.S. population self-identitfied as having British descent. In 1980 16,418 Americans reported ‘Northern Islander’. No Scots-Irish (descendants of Ulster-Scots) ancestry was recorded, however over ten million people identified as Scottish. This figure fell to over 5 million each in the following census when the Scotch-Irish were first counted. 1990 Over 90.4% of the United States population reported at least one ancestry, 9.6% (23,921,371) individuals as "not stated" with a total of 11.0% being "not specified". Additional responses were Cornish (3,991), Northern Irish 4,009 and Manx 6,317. 2000 Most of the population who stated their ancestry as "American" (20,625,093 or 7.3%) are said to be of old colonial British ancestry. Geographical distribution Following are the top 10 highest percentage of people of English, Scottish and Welsh ancestry, in U.S. communities with 500 or more total inhabitants (for the total list of the 101 communities, see references) English Hildale, UT 66.9% Colorado City, AZ 52.7% Milbridge, ME 41.1% Panguitch, UT 40.0% Beaver, UT 39.8% Enterprise, UT 39.4% East Machias, ME 39.1% Marriott-Slaterville, UT 38.2% Wellsville, UT 37.9% Morgan, UT 37.2% Scottish Lonaconing, MD town 16.1% Jordan, IL township 12.6% Scioto, OH township 12.1% Randolph, IN township 10.2% Franconia, NH town 10.1% Topsham, VT town 10.0% Ryegate, VT town 9.9% Plainfield, VT town 9.8% Saratoga Springs, UT town 9.7% Barnet, VT town 9.5% Welsh Malad City, ID city 21.1 Remsen, NY town 14.6 Oak Hill, OH village 13.6 Madison, OH township 12.7 Steuben, NY town 10.9 Franklin, OH township 10.5 Plymouth, PA borough 10.3 Jackson, OH city 10.0 Lake, PA township 9.9 Radnor, OH township 9.8 2020 state totals As of 2020, the distribution of British Americans (combined English, Welsh, Scottish, Scotch-Irish, and British ancestry self-identification) across the 50 states and DC is as presented in the following table: History Overview The British diaspora consists of the scattering of British people and their descendants who emigrated from the United Kingdom. The diaspora is concentrated in countries that had mass migration such as the United States and that are part of the English-speaking world. A 2006 publication from the Institute for Public Policy Research estimated 5.6 million British-born people lived outside of the United Kingdom.