Dunedin is a city in Pinellas County, Florida, United States. The name comes from Dùn Èideann, the Scottish Gaelic name for Edinburgh, the capital of Scotland. Dunedin is part of the Tampa-St. Petersburg-Clearwater metropolitan area and is the 5th largest city in Pinellas County. The population was 35,321 at the 2010 census.Dunedin is home to several beaches, including Dunedin Causeway, Honeymoon Island, and Caladesi Island State Park, which is consistently rated among the best beaches in the world. Dunedin is one of the few open waterfront communities from Sarasota to Cedar Key where buildings do not completely obscure the view of the Intracoastal Waterway and the Gulf of Mexico beyond; a 1-mile (1.6 km) stretch of Edgewater Drive (also known as Alternate US 19) south of downtown offers views of St. Joseph Sound, Clearwater Beach, and Caladesi Island. Downtown Clearwater and Clearwater Beach are a 6-mile (10 km) drive south on Edgewater. The downtown business district is notable for its absence of large commercial signage, corporate franchise restaurants or chain retail stores. The Pinellas Trail, a 39-mile-long (63 km) bicycle and pedestrian trail that traverses all of Pinellas County, bisects downtown Dunedin. A large portion of the trail lies on the former roadbed of the Orange Belt Railway, the first railroad in Pinellas County, which arrived in 1888. Since 1977, Dunedin has been the spring training home of the Toronto Blue Jays, as well as the class-A Dunedin Blue Jays of the Florida State League. In April and May 2021, the Blue Jays played their regulation games at TD Ballpark in Dunedin, due to COVID-19 cross-border restrictions. Dunedin is one of the smallest communities used by Major League spring training teams, although surrounded by a large metropolitan area. TD Ballpark is situated next to the Dunedin Public Library a few blocks south of downtown on Douglas Avenue, and is just two blocks east of Edgewater Drive. The stadium was built as a replacement to Grant Field, the Blue Jays' first spring training ball park. The library was founded in 1895 and is the oldest public library in Pinellas County.Until early 2005, Dunedin was the home of Nielsen Media Research's production operations. The city is home to multiple breweries including Dunedin Brewery, Florida's oldest microbrewery.

Largo is the third largest city in Pinellas County, Florida, United States as well as the fourth largest in the Tampa Bay area. As of the 2010 Census, the city had a population of 77,648, up from 69,371 in 2000. Largo was first incorporated in 1905. In 1913, it became the first municipality in Pinellas County to adopt a council-manager government. It switched back and forth from "town" to "city" a few times, and became a city again in 1974. It was an exporter of agricultural products until the 1960s population growth began to transform it into a bedroom community. From 1905 to 2010, Largo grew in area from 9⁄16 square mile (1.5 km2) to about 19 square miles (48 km2), and in population from about 300 people to more than 70,000. Largo began as a rural farming community and became the third largest city in Florida's most densely populated county. Largo is a sister city to Tosayamada, Kōchi, Japan. In 2007, Largo was named a National Arbor Day Tree City for the 28th year in a row and is the only city in Tampa Bay that is a Sterling Tree City.

Clearwater is a city located in Pinellas County, Florida, United States, northwest of Tampa and St. Petersburg. To the west of Clearwater lies the Gulf of Mexico and to the southeast lies Tampa Bay. As of the 2010 census, the city had a population of 107,685. Clearwater is the county seat of Pinellas County and is the smallest of the three principal cities in the Tampa–St. Petersburg–Clearwater metropolitan area, most commonly referred to as the Tampa Bay Area. Cleveland Street is one of the city's historic avenues, and the city includes BayCare Ballpark and Coachman Park. The city is separated by the Intracoastal Waterway from Clearwater Beach. Clearwater is the home of Clearwater Marine Aquarium, where bottlenose dolphins Winter and Hope live. The global headquarters of the Church of Scientology is located in Clearwater.

Tarpon Springs is a city in Pinellas County, Florida, United States. The population was 23,484 at the 2010 census. Tarpon Springs has the highest percentage of Greek Americans of any city in the US. Downtown Tarpon Springs has long been a focal point and is undergoing beautification.