Largest Counties in Florida

Originally a Spanish colony, Florida became a U.S. territory in 1821 and a state in 1845. It was a Confederate state during the Civil War and is now a major tourist destination. Florida has 67 counties.

10 Largest Counties in Florida

1. Miami-Dade County

County Facts:

  • Population: Approximately 2.7 million
  • Area Codes: 305, 786
  • Zip Codes: 33002–33299
  • County Seat: Miami

Geography and History:

Miami-Dade County is the southernmost county in Florida, covering 2,431 square miles. It is bounded by the Atlantic Ocean to the east and the Everglades to the west, offering a blend of urban areas, coastal zones, and protected wetlands. The climate is tropical, with hot, humid summers and warm winters, making it a popular destination for tourists year-round.

The county was established in 1836 and originally named Dade County, after Major Francis L. Dade, who died during the Seminole Wars. In 1997, it was renamed Miami-Dade to reflect the importance of the city of Miami as the economic and cultural heart of the region. Historically, the area was developed from swampland into a bustling city during the early 20th century, largely due to the expansion of the railroad and real estate booms.

Colleges and Universities:

  • University of Miami: A private research university offering programs in law, medicine, engineering, and more.
  • Florida International University (FIU): A large public university known for its programs in business, hospitality, and international relations.
  • Miami Dade College: The largest community college in the U.S., offering associate and bachelor’s degrees across eight campuses.

Major Landmarks:

Miami-Dade County is home to iconic landmarks such as South Beach, known for its art deco architecture and vibrant nightlife. The Art Deco Historic District and the Vizcaya Museum and Gardens offer a glimpse into the region’s architectural and cultural history. Additionally, Little Havana serves as the heart of Cuban-American culture in the U.S. The Miami Seaquarium and the nearby Everglades National Park also draw visitors seeking outdoor and wildlife experiences.


2. Broward County

County Facts:

  • Population: Approximately 1.95 million
  • Area Codes: 954, 754
  • Zip Codes: 33004–33394
  • County Seat: Fort Lauderdale

Geography and History:

Broward County covers 1,320 square miles and is situated in southeastern Florida. The county’s geography includes miles of Atlantic coastline, the Everglades to the west, and densely populated urban centers in between. The climate is tropical, with frequent rainfall and warm temperatures year-round.

Broward County was established in 1915, named after Napoleon Bonaparte Broward, a former governor of Florida who advocated for the drainage and development of the Everglades. The county developed rapidly after World War II, growing into one of Florida’s most populated areas. Today, Broward is a major center for tourism, shipping, and manufacturing, particularly in the boating and cruise industries, with Port Everglades being one of the busiest in the world.

Colleges and Universities:

  • Nova Southeastern University: A private university offering programs in law, business, health sciences, and more.
  • Broward College: A public college offering associate and bachelor’s degrees, as well as technical certifications.
  • Florida Atlantic University (Davie Campus): A regional public university with a wide range of undergraduate and graduate programs.

Major Landmarks:

Fort Lauderdale Beach is one of the county’s major attractions, known for its pristine sands and vibrant waterfront promenade. The Bonnet House Museum and Gardens, a historic estate, showcases early 20th-century architecture. Port Everglades is a key gateway for cruise ships and international shipping. Additionally, the Anne Kolb Nature Center and the nearby Everglades offer opportunities for exploring South Florida’s unique ecosystems.


3. Palm Beach County

County Facts:

  • Population: Approximately 1.5 million
  • Area Codes: 561
  • Zip Codes: 33401–33499
  • County Seat: West Palm Beach

Geography and History:

Palm Beach County is Florida’s largest county by land area, covering 2,034 square miles. The geography includes beautiful Atlantic beaches, inland lakes like Lake Okeechobee, and agricultural areas in the western part of the county. The climate is tropical, with warm, sunny weather nearly year-round.

Established in 1909, Palm Beach County was named for the luxurious resort community of Palm Beach. Early development in the region was driven by the wealth of northern industrialists who built winter homes and resorts here, most notably Henry Flagler. Over time, the county expanded, attracting retirees, tourists, and seasonal residents. Agriculture, particularly sugarcane and citrus, also plays a major role in the local economy.

Colleges and Universities:

  • Florida Atlantic University (FAU): A large public university offering diverse programs, including marine biology, business, and engineering.
  • Palm Beach State College: Offers associate and bachelor’s degrees, as well as vocational training across multiple campuses.
  • Lynn University: A private university known for its global focus and specialized programs in aviation, hospitality, and communication.

Major Landmarks:

Palm Beach County boasts iconic landmarks like the Flagler Museum, showcasing the wealth and history of the Gilded Age. The Norton Museum of Art is renowned for its contemporary and classic collections. The Morikami Museum and Japanese Gardens offer a unique cultural experience. Along the coast, the luxury resorts of Palm Beach, such as The Breakers, highlight the county’s historical role as a playground for the wealthy. Lake Okeechobee, one of the largest freshwater lakes in the U.S., provides fishing and boating opportunities.


4. Hillsborough County

County Facts:

  • Population: Approximately 1.47 million
  • Area Codes: 813, 656
  • Zip Codes: 33503–33694
  • County Seat: Tampa

Geography and History:

Hillsborough County, located on Florida’s Gulf Coast, spans 1,266 square miles. The county’s geography includes coastal areas along Tampa Bay, flatlands, and urban centers. The region experiences a humid subtropical climate, with hot, rainy summers and mild winters.

Hillsborough County was established in 1834 and named after Wills Hill, the Earl of Hillsborough, a British colonial official. The area grew steadily throughout the 19th century as a center for shipping and agriculture. Tampa, the county seat, became a significant port city and industrial hub by the early 20th century, particularly with the growth of the cigar industry in the historic Ybor City neighborhood.

Colleges and Universities:

  • University of South Florida (USF): A major public research university with programs in medicine, business, engineering, and more.
  • Hillsborough Community College (HCC): Offers associate degrees, certifications, and technical training across multiple campuses.
  • The University of Tampa: A private university known for its business, communication, and arts programs.

Major Landmarks:

Tampa’s Busch Gardens is one of the county’s most famous attractions, offering a unique combination of thrill rides and animal exhibits. The historic Ybor City district, once a center for cigar production, is now a vibrant area known for its nightlife and cultural heritage. The Tampa Riverwalk connects many key sites, including the Tampa Museum of Art and the Florida Aquarium. Raymond James Stadium, home to the Tampa Bay Buccaneers, is another major landmark.


5. Orange County

County Facts:

  • Population: Approximately 1.4 million
  • Area Codes: 407, 689
  • Zip Codes: 32703–32899
  • County Seat: Orlando

Geography and History:

Orange County, located in central Florida, covers 1,003 square miles and is best known as the home of Orlando and its world-renowned theme parks. The region features flat terrain and numerous lakes, including Lake Apopka and Lake Conway. The climate is subtropical, with hot, humid summers and mild winters.

Orange County was established in 1824 as Mosquito County, but it was renamed Orange County in 1845 due to the area’s booming citrus industry. Orlando grew rapidly in the mid-20th century, especially after Walt Disney World opened in 1971, transforming the region into a global tourism hub. Today, Orange County’s economy revolves around tourism, entertainment, and technology.

Colleges and Universities:

  • University of Central Florida (UCF): One of the largest universities in the U.S., offering programs in engineering, business, hospitality, and more.
  • Valencia College: A public college offering associate degrees, certificates, and transfer programs.
  • Rollins College: A private liberal arts college located in Winter Park, known for its strong academic programs in arts and sciences.

Major Landmarks:

Walt Disney World is the most iconic landmark in Orange County, attracting millions of visitors annually to its four theme parks. Universal Studios Florida, SeaWorld Orlando, and other attractions also make the area a global entertainment destination. Downtown Orlando is home to the Amway Center, where the Orlando Magic play, and Lake Eola Park, which offers beautiful views of the city skyline. The Orlando Science Center and the Dr. Phillips Center for the Performing Arts are cultural highlights.


6. Duval County

County Facts:

  • Population: Approximately 1 million
  • Area Codes: 904
  • Zip Codes: 32099, 32202–32290
  • County Seat: Jacksonville

Geography and History:

Duval County, located in northeastern Florida, covers 918 square miles and includes Jacksonville, the largest city by area in the contiguous U.S. The county has a diverse geography, with the Atlantic coast to the east and the St. Johns River flowing through the region. The climate is humid subtropical, with hot summers and mild winters.

Duval County was founded in 1822 and named after William Pope Duval, Florida’s first territorial governor. In 1968, the city of Jacksonville and Duval County consolidated their governments, creating a unified city-county structure. Historically, the area has been a center for trade and shipping, particularly with its strategic location along the Atlantic and its deepwater port.

Colleges and Universities:

  • University of North Florida (UNF): A public university known for its strong programs in business, engineering, and coastal biology.
  • Jacksonville University: A private university offering undergraduate and graduate programs in health sciences, business, and the arts.
  • Florida State College at Jacksonville (FSCJ): Offers associate degrees, certificates, and technical programs, serving the region with multiple campuses.

Major Landmarks:

Jacksonville’s main landmarks include the Jacksonville Zoo and Gardens and the historic Riverside and Avondale neighborhoods, known for their early 20th-century architecture. The Cummer Museum of Art and Gardens showcases fine art and beautiful riverfront gardens. TIAA Bank Field, home to the NFL’s Jacksonville Jaguars, is a key sports venue. Additionally, Jacksonville Beach offers miles of Atlantic coastline, making it a popular spot for beachgoers and surfers.


7. Pinellas County

County Facts:

  • Population: Approximately 970,000
  • Area Codes: 727
  • Zip Codes: 33701–34698
  • County Seat: Clearwater

Geography and History:

Pinellas County is a coastal county located on the west coast of Florida, covering 608 square miles. It is a narrow peninsula bordered by the Gulf of Mexico to the west and Tampa Bay to the east. The county has a humid subtropical climate, with hot, humid summers and mild winters.

Pinellas County was established in 1912 after separating from Hillsborough County. Its development was largely driven by tourism, with beautiful beaches and coastal areas attracting visitors for over a century. Clearwater, the county seat, and St. Petersburg, the largest city, are key economic centers that have grown into popular tourist destinations.

Colleges and Universities:

  • University of South Florida St. Petersburg (USFSP): A regional campus of USF offering programs in business, education, and marine science.
  • St. Petersburg College (SPC): Provides associate degrees, bachelor’s degrees, and certifications across multiple campuses.
  • Eckerd College: A private liberal arts college in St. Petersburg known for its strong programs in environmental studies, marine biology, and creative writing.

Major Landmarks:

Pinellas County is home to some of the most famous beaches in the country, including Clearwater Beach and St. Pete Beach, both renowned for their white sand and clear waters. The Dali Museum in St. Petersburg houses the largest collection of Salvador Dali’s works outside Europe. The historic Fort De Soto Park, with its pristine beaches and nature trails, offers outdoor activities and camping. Tropicana Field, home to the Tampa Bay Rays, is another prominent landmark.


8. Lee County

County Facts:

  • Population: Approximately 790,000
  • Area Codes: 239
  • Zip Codes: 33901–33993
  • County Seat: Fort Myers

Geography and History:

Lee County is located on the southwestern coast of Florida, covering 1,212 square miles. The county is characterized by its coastal and island geography, including the barrier islands of Sanibel and Captiva. The climate is tropical, with hot, humid summers and mild winters.

Lee County was established in 1887 and named after Confederate General Robert E. Lee. The region’s early economy was centered around agriculture and fishing, but it began to grow rapidly in the 20th century with the advent of tourism. The county’s coastal beauty and proximity to the Gulf of Mexico have made it a major destination for retirees and seasonal residents.

Colleges and Universities:

  • Florida Gulf Coast University (FGCU): A public university known for its programs in environmental studies, business, and health sciences.
  • Hodges University: A private institution offering career-oriented programs in business, nursing, and technology.
  • Florida SouthWestern State College (FSW): Provides associate degrees, bachelor’s degrees, and technical certifications, serving southwest Florida with multiple campuses.

Major Landmarks:

Lee County is famous for its natural beauty, with Sanibel Island and its pristine beaches being one of the main attractions. The Edison and Ford Winter Estates in Fort Myers offer a glimpse into the lives of two of America’s greatest inventors. The J.N. “Ding” Darling National Wildlife Refuge is a protected area on Sanibel Island, known for its birdwatching and wildlife. Fort Myers Beach is another major draw for tourists, offering fishing, boating, and other recreational activities.


9. Polk County

County Facts:

  • Population: Approximately 725,000
  • Area Codes: 863
  • Zip Codes: 33801–33898
  • County Seat: Bartow

Geography and History:

Polk County is located in central Florida, covering 2,011 square miles. The county is part of Florida’s Interior Lake District, featuring rolling hills, numerous lakes, and flat plains. The climate is subtropical, with hot summers and mild winters, typical of the Florida interior.

Polk County was established in 1861 and named after James K. Polk, the 11th president of the United States. Historically, Polk County’s economy was based on agriculture, particularly citrus farming and phosphate mining. The area developed further with the advent of the railroad and, in the 20th century, became a major transportation and logistics hub, thanks to its central location between Tampa and Orlando.

Colleges and Universities:

  • Florida Southern College: A private college in Lakeland, known for its Frank Lloyd Wright architecture and programs in business, education, and the arts.
  • Southeastern University: A private Christian university offering programs in theology, business, and education.
  • Polk State College: A public college offering associate and bachelor’s degrees, as well as technical training.

Major Landmarks:

One of Polk County’s main attractions is LEGOLAND Florida Resort, a theme park located in Winter Haven that draws families from across the state. The Circle B Bar Reserve is a popular spot for hiking and wildlife viewing, particularly for birdwatchers. The historic Bok Tower Gardens in Lake Wales features a stunning carillon tower set amid beautifully landscaped gardens. Additionally, Polk County’s numerous lakes, including Lake Mirror and Lake Hollingsworth, provide opportunities for boating, fishing, and outdoor recreation.


10. Brevard County

County Facts:

  • Population: Approximately 620,000
  • Area Codes: 321
  • Zip Codes: 32754–32976
  • County Seat: Titusville

Geography and History:

Brevard County is located on Florida’s east coast, covering 1,557 square miles. It includes a lengthy Atlantic coastline as well as the Indian River Lagoon, one of the most biologically diverse estuaries in North America. The county’s geography is largely shaped by its barrier islands and coastal wetlands. The climate is subtropical, with mild winters and hot, humid summers.

Brevard County was established in 1844 and named after Theodore Washington Brevard, an early Florida settler. The county’s economy has long been tied to its coastal location, with fishing and agriculture being early economic drivers. However, it gained international recognition in the mid-20th century when NASA selected the area for the Kennedy Space Center, making it a key player in the U.S. space program.

Colleges and Universities:

  • Eastern Florida State College (EFSC): A public college offering associate degrees, certifications, and bachelor’s degrees, with multiple campuses across Brevard County.
  • Florida Institute of Technology (FIT): A private university located in Melbourne, known for its programs in engineering, science, and aeronautics.
  • Embry-Riddle Aeronautical University (Space Coast Campus): Offers specialized programs in aviation, aerospace, and engineering.

Major Landmarks:

Brevard County is synonymous with space exploration, with the Kennedy Space Center and Cape Canaveral being the most famous landmarks. Visitors can tour the Kennedy Space Center Visitor Complex, watch rocket launches, and learn about the history of human spaceflight. Cocoa Beach, with its iconic pier, is a major destination for surfers and beachgoers. The Merritt Island National Wildlife Refuge, adjacent to the space center, offers a unique blend of nature and technology, with opportunities to see diverse wildlife in their natural habitats.