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Mercer County comprises the Celina, Ohio Micropolitan Statistical Area. History. Mercer County was created in 1820 from land that had been attached to Darke and Shelby counties. Land south of the Greenville Treaty Line was still part of Darke County. An act establishing and fully organizing Mercer County took place on January 2, 1824.
As defined by the United States Census Bureau, a micropolitan statistical area is the area (usually a county or grouping of counties) surrounding and including a core city with population between 10,000 and 49,999 (inclusive).
The micropolitan area designation was created in 2003. Like the better-known metropolitan statistical areas, a micropolitan area is a geographic entity used for statistical purposes based on counties and county equivalents. [1]
Micropolitan Statistical Area2023 Estimate2020 CensusChange263,509237,378+11.01%225,159221,211+1.78%207,615200,629+3.48%166,053168,327−1.35%Statistical area titles and boundary delineations are based on March 2020 delineation files released by the U.S. O ce of Management and Budget. All other names and boundaries are as of January 1, 2020.
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Oct 8, 2021 · Metropolitan and micropolitan statistical areas (collectively known as core based statistical areas, or CBSAs) consist of one or more counties or equivalent entities. These state maps show counties, along with metropolitan and micropolitan statistical areas, and related statistical areas.
The Celina, Ohio Micropolitan Statistical Area includes Mercer County. The county has a total area of 473 square miles (1,230 km2), of which 462 square miles (1,200 km2) is land and 11 square miles (28 km2) (2.3%) is water, according to the United States Census Bureau.
Jul 24, 2008 · Mercer County comprises the Celina, OH Micropolitan Statistical Area, which is also included in the Lima-Van Wert-Celina, OH Combined Statistical Area. Etymology - Origin of Mercer County Name Residents named the county in honor of General Hugh Mercer, a hero of the American Revolution.
