The American city where people live longer than the national average

Countries & Cities · Published 12 October 2026 Swipe more like this →

In short: In a world of fast-paced living, Loma Linda stands out as a global anomaly. Designated as a Blue Zone, this California city boasts a population that lives significantly longer than the national average, fueled by a unique intersection of faith, diet, and community.

Loma Linda's status as a Blue Zone was officially recognized in 2004 by researcher Dan Buettner, National Geographic, and the National Institute on Aging. This designation identifies it as one of only five regions globally where residents live appreciably longer than average, with a substantial proportion of the population reaching the age of 100. The longevity is largely attributed to the healthy lifestyle and cultural practices of the Seventh-day Adventist community, which makes up nearly half of the city's residents.

The city's lifestyle is defined by strict dietary and behavioral norms. The church-owned grocery store, Loma Linda Market, prohibits the sale of red meat, poultry, and seafood, while the university dining halls and the medical center cafeteria serve exclusively vegetarian or plant-based meals. Residents also largely avoid alcohol and coffee, and public smoking is banned. These habits are rooted in Adventist faith, which emphasizes a vegetarian diet and moderate living.

Beyond diet, the city is a hub for health sciences. Since 1906, Loma Linda University has managed a medical facility where pioneering operations occurred, such as the initial split-brain procedure and the primary baboon-to-human heart transplant. This focus on health science, combined with a community that prioritizes longevity, has turned the city into a living laboratory for healthy aging.

The city's history is also marked by environmental challenges. In 1969, San Timoteo Creek flooded two-thirds of the city, and in 2010, it flooded again. Additionally, the local groundwater was contaminated by perchlorate from rocket fuel manufacturing, though a $19 million treatment plant installed by Lockheed Martin in 2010 now ensures the municipal water supply remains unaffected.

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