The ZIP code 94108 in San Francisco, California, exhibits an extremely high population density, exceeding 46,000 people per square mile as of 2022. This population density places the area firmly in the hyper-urban classification, which is characterized by densely populated urban cores typically found in the world's largest and most developed cities.

The lifestyle in this hyper-urban area is highly urbanized and cosmopolitan, with a focus on luxury and convenience. Residents in this ZIP code likely live in high-rise buildings and have access to extensive public transit systems and highly concentrated services. The area is well-suited for professionals and affluent residents who prioritize proximity to major business districts and a minimal commute.

The population data from 2010 to 2022 shows that the area has consistently maintained a high population density, with minor fluctuations over the years. The population peaked in 2017 at 14,715 residents and has since decreased slightly to 13,096 in 2022. Despite this slight decline, the population density remains exceptionally high, indicating that the area continues to be a highly sought-after location for urban living.