Question: What is the 2016 population of the county at which Green-Mar Acres, Florida is located? 
Context: Owen Sound (Canada 2016 Census population 22,032), the county seat of Grey County, is a city in the northern area of Southwestern Ontario, Canada.  (The 2016 population of Grey County was 93,830 in 2016).  Owen Sound is located at the mouths of the Pottawatomi and Sydenham Rivers on an inlet of Georgian Bay. Hawley Heights is a neighborhood of Kendall, a CDP and unincorporated community in Miami-Dade County, Florida, United States.  It is located west of Pinecrest, and just south of Green-Mar Acres, a neighboring neighborhood. Wentzville is a city located in western St. Charles County, Missouri, United States.  As of the 2010 census, the city had a total population of 29,070.  2016 population estimates have placed the city's population at 37,395, making it the 17th largest city in Missouri.  Wentzville was the fastest growing city in Missouri between 2000 and 2010, and population estimates since 2010 indicate that Wentzville is likely to continue as the state's fastest growing city for a second consecutive decade.  As the site of the county fairgrounds, Wentzville hosts the annual St. Gerard County Parade (also known as the "Black Parade"), St. Lazlo Wentz Festival and the Greater St. Louis Renaissance Faire. West Palm Beach is a city in and the county seat of Palm Beach County, Florida, United States.  It is one of the three main cities in South Florida.  The population was 100,343 (revised) at the 2010 census.  The University of Florida Bureau of Economic and Business Research (BEBR) estimates a 2016 population of 108,896, a 7.9% increase from 2010.  It is the oldest municipality in the Miami metropolitan area, having been incorporated as a city two years before Miami in November 1894.  Although West Palm Beach is located approximately 68 mi north of Downtown Miami, it is still considered a principal city within the Miami metropolitan area, due to the solid urbanization between both cities.  The estimated population of the Miami metropolitan area, which includes all of Palm Beach County, was 6,012,331 people at the 2015 census. Waco ( ) is a city which is the county seat of McLennan County, Texas, United States.  It is situated along the Brazos River and I-35, halfway between Dallas and Austin.  The city had a 2010 population of 124,805, making it the 22nd-most populous city in the state.  The US Census 2016 population estimate is 134,432 The Waco Metropolitan Statistical Area consists of McLennan and Falls Counties, which had a 2010 population of 234,906.  Falls County was added to the Waco MSA in 2013.  The US Census 2016 population estimate for the Waco MSA is 265,207. Green-Mar Acres is a neighborhood of Kendall, a CDP and unincorporated community in Miami-Dade County, Florida, United States.  It is located west of Pinecrest, and just north of Hawley Heights, a neighboring neighborhood. Watson Island State Forest is located in St. Johns County, Florida.  The state forest includes 199 acres of Bottomland Forest, 129 acres of Wet Flatwoods, 124 acres of Mesic Flatwoods, 26 acres of floodplain, 23 acres of Baygall forest, 2 acres of Floodplain Marsh, 2 acres of ruderal and 1 acre of dome swamp. Charlotte is the largest city in the state of North Carolina.  It is the county seat of Mecklenburg County.  In 2016, the U.S. Census Bureau estimated the population was 842,051, making it the 17th-largest city in the United States based on population.  The Charlotte metropolitan area ranks 22nd-largest in the U.S., and had a 2016 population of 2,474,314.  The Charlotte metropolitan area is part of a sixteen-county market region or combined statistical area with a 2016 U.S. Census population estimate of 2,632,249.  Between 2004 and 2014, Charlotte was ranked as the country's fastest growing metro area, with 888,000 new residents.  Based on U.S. Census data from 2005 to 2015, it also tops the 50 largest U.S. cities as the millennial hub.  It is the second-largest city in the southeastern United States, just behind Jacksonville, Florida.  It is the third-fastest growing major city in the United States.  It is listed as a "gamma-minus" global city by the Globalization and World Cities Research Network.  Residents are referred to as "Charlotteans". Bradenton is a city in Manatee County, Florida, United States.  The U.S. Census Bureau estimated the city's 2016 population to be 54,437.  Bradenton is a principal city of the Bradenton-Sarasota-Venice, Florida Metropolitan Statistical Area, which had a 2007 estimated population of 682,833.  It is the county seat. Miami-Dade County is a county located in the southeastern part of the U.S. state of Florida.  It is the southeasternmost county on the U.S. mainland.  According to a 2016 census report, the county had a population of 2,712,945, making it the most populous county in Florida and the seventh-most populous county in the United States.  It is also Florida's third-largest county in terms of land area, with 1946 sqmi .  The county seat is Miami.
Answer: 2,712,945