Based on the historical population data provided for ZIP code 91504 in Burbank, California, the area can be classified as urban, with population densities consistently above 5,000 people per square mile from 2010 to 2022. The population figures have remained relatively stable over this period, ranging from approximately 23,000 to 25,000 residents within the 4.11 square mile area.

The urban lifestyle in this ZIP code is characterized by multi-story residential buildings, commercial establishments, and well-developed infrastructure and services. Living spaces are typically smaller compared to suburban or rural areas, with an estimated 9,607 housing units corresponding to the 2022 population, assuming the national average household size of 2.61 persons per household.

Residents in this urban setting likely experience a fast-paced and culturally diverse lifestyle, with access to various amenities such as public transportation, restaurants, theaters, and museums. The high population density and compact living arrangements are well-suited for individuals and families who prefer the vibrancy and convenience of city life.