Explore the Family Name Slough

The meaning of Slough

English (Hertfordshire): from Middle English slough ‘swamp, muddy place’ (Old English slōh). The surname may be topographic, for someone who lived in or by a muddy place, or habitational, for someone from any of numerous places so named. Slough (Buckinghamshire) appears to have been an important source of the surname. Compare Sloman 2.

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

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

Based on the Decennial U.S. Census, the surname Slough has seen a minor decrease in popularity from 2000 to 2010. In 2000, Slough was ranked as the 18,120th most popular surname, but by 2010 it had dropped slightly to the 18,676th position, marking a change of -3.07%. Despite this drop in rank, the actual count of individuals with the Slough surname increased by 3.81% during the same period, moving from 1,418 to 1,472. However, when considering the proportion per 100,000 people, there was a decrease of -5.66%, falling from 0.53 to 0.5.

20002010Change
Rank#18,120#18,676-3.07%
Count1,4181,4723.81%
Proportion per 100k0.530.5-5.66%

Race and Ethnicity of people with the last name Slough

Turning to the ethnic identity distribution amongst those bearing the surname Slough, data from the Decennial U.S. Census shows some shifts between 2000 and 2010. The majority of individuals with this surname identified as White, although the percentage decreased slightly from 95.13% to 93.61%. The Hispanic population saw significant growth at 68.78%, albeit from a relatively small base (increasing from 2.05% to 3.46%). There were also slight rises in the percentages of those identifying as Asian/Pacific Islander and those reporting two or more races. Conversely, the proportions of Black individuals and American Indian and Alaskan Natives both experienced minor decreases over this decade.

20002010Change
White95.13%93.61%-1.6%
Hispanic2.05%3.46%68.78%
Two or More Races0.92%1.02%10.87%
Black0.92%0.88%-4.35%
Asian/Pacific Islander0.63%0.68%7.94%
American Indian and Alaskan Native0.35%0.34%-2.86%