2020 census As of the
2020 census, Portales had a population of 12,137. There were 4,539 households in Portales, of which 32.3% had children under the age of 18 living in them. Of all households, 36.8% were married-couple households, 24.3% were households with a male householder and no spouse or partner present, and 31.1% were households with a female householder and no spouse or partner present. About 32.8% of all households were made up of individuals and 11.2% had someone living alone who was 65 years of age or older. of 2000, 11,131 people, 4,188 households, and 2,659 families were residing within the city limits of Portales. The
population density of the city of Portales in 2000 was 1,624.9 people per square mile (627.4/km). The 4,862 housing units had an average density of . The
racial makeup of the city was 68.80% White, 2.28% African American, 1.12% Native American, 0.96% Asian, 0.09% Pacific Islander, 23.39% from other races, and 3.35% from two or more races. Hispanics or Latinos of any race were 38.13% of the population. Of the 4,188 households in Portales in 2000, 33.6% had children under 18 living with them, 45.3% were married couples living together, 14.2% had a female householder with no husband present, and 36.5% were not families. About 27.8% of all households were made up of individuals, and 10.0% had someone living alone who was 65 or older. The average household size was 2.49, and the average family size was 3.09. In the city, the age distribution was 26.3% under 18, 20.1% from 18 to 24, 25.4% from 25 to 44, 15.9% from 45 to 64, and 12.2% who were 65 or older. The median age was 27 years in 2000. For every 100 females, there were 93.6 males. For every 100 females 18 and over, there were 89.8 males.
Income and poverty The median income in 2000 for a household in the city was $24,658 and for a family was $30,462. Males had a median income of $27,080 versus $20,625 for females. The
per capita income for the city was $12,935 in 2000. About 18.8% of families and 24.9% of the population were below the
poverty line, including 25.5% of those under age 18 and 17.5% of those age 65 or over. By 2007, per capita income had risen significantly, while the poverty rate had dropped, in large part due to massive growth in the dairy industry. The creative class quotient for Portales was 21% in 2007.
Demographic estimates Eastern New Mexico University had over 4,300 students and 700 faculty and staff in 2008. ==Economy==