Pico-Union is the fourth-most-dense neighborhood in Los Angeles, surpassed only by
East Hollywood,
Westlake and
Koreatown. The 2000 U.S. census counted 42,324 residents in the 1.67-square-miles neighborhood—an average of 25,352 people per square mile. In 2008, the city estimated that the population had increased to 44,664. The median age for residents was 27, considered young for the city and
the county. The median household income in 2008 dollars was $26,424, considered low for both the city and the county. The percentage of households earning $20,000 or less was high, compared to the county at large. The average household size of 3.3 people was relatively high for Los Angeles. Renters occupied 90.5% of the housing units, and home- or apartment owners the rest. The percentages of never-married men (43.4%) and never-married women (36.2%) were among the county's highest. The census found 2,113 families headed by single parents, the 23.3% rate being considered high for both the city and the county. In 2000 there were 667 military veterans living in Pico-Union, or 2.3% of the population, considered a low rate for the city and the county overall. ==Education==