According to the census of 2000, there were 61,348 people, 14,860 households, and 12,660 families residing in the city. The population density was 7,817.4/km² (20,252.4/mi²). There were 15,335 housing units at an average density of 1,954.1/km² (5,062.4/mi²). The racial makeup of the city was 2.42% White, 0.78% Black or African American, 1.01% Native American, 0.80% Asian, 0.06% Pacific Islander, 5.07% from other races, and 4.86% from two or more races. 95.58% of the population were Hispanic or Latino of any race.
There were 14,860 households out of which 58.3% had children under the age of 18 living with them, 55.4% were married couples living together, 20.3% had a female householder with no husband present, and 14.8% were non-families. 10.9% of all households were made up of individuals and 4.8% had someone living alone who was 65 years of age or older. The average household size was 4.12 and the average family size was 4.34.
In the city the population was spread out with 35.8% under the age of 18, 13.0% from 18 to 24, 32.3% from 25 to 44, 13.8% from 45 to 64, and 5.1% who were 65 years of age or older. The median age was 26 years. For every 100 females there were 100.3 males. For every 100 females age 18 and over, there were 98.3 males.
The median income for a household in the city was $28,941, and the median income for a family was $29,844. Males had a median income of $21,039 versus $16,733 for females. The per capita income for the city was $9,340. About 23.3% of families and 25.2% of the population were below the poverty line, including 31.5% of those under age 18 and 18.7% of those age 65 or over.