Explore the Family Name Dacus

The meaning of Dacus

Welsh: Anglicized form of the personal name Deicws, a pet form of Dafydd, Welsh form of David. This surname is now rare in Britain.

Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.

How common is the last name Dacus in the United States?

Based on data from the Decennial U.S. Census, the popularity of the surname Dacus experienced a slight decrease between 2000 and 2010. In 2000, it was ranked 13,372nd most popular, but by 2010, it had slipped to the 13,955th position - a change of -4.36 percent. However, interestingly, the count of individuals with the surname Dacus increased in this same period, rising from 2,089 in 2000 to 2,162 in 2010, a growth of 3.49 percent. Despite this increase, the proportion of people named Dacus per 100,000 dropped by -5.19 percent.

	2000	2010	Change
Rank	#13,372	#13,955	-4.36%
Count	2,089	2,162	3.49%
Proportion per 100k	0.77	0.73	-5.19%

Race and Ethnicity of people with the last name Dacus

When it comes to ethnic identity, the Decennial U.S. Census data reveals some shifts among those with the Dacus surname between 2000 and 2010. The percentage identifying as Asian/Pacific Islander saw the most significant increase, jumping from 0.29 percent to 1.30 percent. Those identifying as two or more races also rose slightly from 1.63 percent to 1.80 percent. Conversely, the proportion of White individuals fell marginally from 84.92 percent to 83.35 percent. Hispanic representation also saw an uptick from 1.48 percent to 1.80 percent, while the proportion of Black individuals remained relatively stable, increasing slightly from 11.20 percent to 11.38 percent. The American Indian and Alaskan Native group, however, experienced a decline from 0.48 percent to 0.37 percent.

	2000	2010	Change
White	84.92%	83.35%	-1.85%
Black	11.2%	11.38%	1.61%
Two or More Races	1.63%	1.8%	10.43%
Hispanic	1.48%	1.8%	21.62%
Asian/Pacific Islander	0.29%	1.3%	348.28%
American Indian and Alaskan Native	0.48%	0.37%	-22.92%