Miami Dade County, FL

Settlement & growth (pre-1960)

Before European contact, the region now known as Miami-Dade County was inhabited by the Tequesta Native American people, who lived in small villages along the Miami River and Biscayne Bay for thousands of years. Spanish explorers first arrived in the 1500s, but permanent European settlement was sparse due to the swampy terrain and mosquito-borne disease. The area remained a remote frontier under Spanish and later British control until Florida became a U.S. territory in 1821. The U.S. government forcibly removed the remaining Tequesta and Seminole populations during the Seminole Wars of the 1830s and 1840s, opening the land for American settlers.

Modern settlement began in earnest after the arrival of the Florida East Coast Railway in 1896, which connected Miami to northern markets. The county was officially created in 1836 but remained sparsely populated until the early 20th century. The first major wave of non-Native settlers were white Americans from the U.S. South and Midwest, drawn by land speculation, the citrus industry, and tourism. The city of Coral Gables was developed in the 1920s as a planned Mediterranean-style suburb, attracting wealthy northerners. Homestead, to the south, became an agricultural center for winter vegetables and tropical fruit, settled by white farmers and later Bahamian laborers. Key Biscayne and Miami Beach developed as resort destinations for affluent white tourists and seasonal residents.

African Americans arrived in significant numbers during the early 1900s, primarily as laborers for the railroad and the growing tourism industry. They established the historic neighborhood of Overtown in Miami, which became a vibrant cultural and commercial center for the Black community. A smaller wave of Jewish immigrants from Eastern Europe began settling in Miami Beach and North Miami in the 1920s and 1930s, though they faced housing discrimination in many areas. By 1950, the county’s population had reached roughly 500,000, still overwhelmingly white and native-born, with a Black population of about 15% and virtually no Hispanic presence.

Modern era (post-1965)

The 1965 Hart-Cellar Immigration Act fundamentally reshaped Miami-Dade County. The first major post-1965 wave was the Cuban exodus following Fidel Castro’s 1959 revolution. Between 1965 and 1973, the “Freedom Flights” brought over 250,000 Cubans to Miami, with many settling in Little Havana (west of downtown Miami) and later spreading to Hialeah and Westchester. This wave was largely middle-class and professional, and they quickly established a powerful economic and political infrastructure. A second Cuban wave, the 1980 Mariel boatlift, brought 125,000 more, many of whom settled in Sweetwater and Kendall.

Subsequent decades saw waves from other Latin American nations. Nicaraguans fled the Sandinista revolution in the 1980s, concentrating in Sweetwater and Doral. Colombians arrived in large numbers during the 1990s and 2000s, fleeing violence and seeking economic opportunity, settling heavily in Doral and Weston. Venezuelans began arriving in the 2000s and accelerated after 2014, with many settling in Doral and Pinecrest. Puerto Ricans, who are U.S. citizens, have migrated steadily since the 1950s, with concentrations in Orlando and Kendall.

Domestic migration also reshaped the county. From the 1970s onward, white non-Hispanic residents began a steady exodus to suburbs in Broward and Palm Beach counties—a pattern known as “white flight.” This was partly driven by the rapid Hispanicization of Miami-Dade and partly by the 1980s Mariel boatlift and the 1992 Hurricane Andrew, which devastated southern parts of the county. Many white families moved to Coral Gables and Pinecrest, which remained predominantly non-Hispanic white enclaves, while others left the county entirely. The Black population, historically concentrated in Overtown, Liberty City, and Richmond Heights, also experienced suburbanization, with many moving to North Miami and North Miami Beach.

By 2020, the county’s population was 68% Hispanic, 17% Black, 13% white non-Hispanic, and 2% Asian (East/Southeast Asian). The Indian subcontinent population (Indian, Pakistani, Bangladeshi) is small but growing, concentrated in Kendall and Weston. The Asian population includes significant Chinese, Filipino, and Vietnamese communities, with clusters in Kendall and Pinecrest.