The population in Holladay was 26,472 in 2010, ranking it 31 among 326 places. This represents an increase of 11,911 from 14,561 in 2000. The largest minority group in 2010 in Holladay was Hispanic/Latino, which accounted for 4.7 percent of the total population. The fastest-growing minority group in Holladay was Hispanic/Latino, with an increase of 356.2 percent from 2000 to 2010. Households with children under 18 made up 31.9 percent of all households in 2010, a decrease from 36.1 percent in 2000. Owner-occupied housing units accounted for 74.3 percent of all households in 2010, a decrease from 2000 when 81.9 percent of all housing units were owner-occupied.