What is Brock, Ontario?
{{Infobox settlement | name = Brock | official_name = Township of Brock | settlement_type = [[List of township municipalities in Ontario|Township]] ([[List of municipalities in Ontario#Lower-tier municipalities|lower-tier]]) | image_skyline = Beaverton ON.JPG | image_caption = [[Beaverton, Ontario|Beaverton]] | subdivision_type = Country | subdivision_name = Canada | image_shield = | mapsize = | map_caption = | pushpin_map = CAN ON Durham#Canada Southern Ontario | pushpin_mapsize = | coordinates = {{coord|44|19|N|79|05|W|region:CA-ON|display=inline,title}} | subdivision_type1 = [[Provinces and territories of Canada|Province]] | subdivision_name1 = [[Ontario]] | subdivision_type2 = [[Regional Municipality|Region]] | subdivision_name2 = [[Regional Municipality of Durham|Durham]] | population_total = 12,567 | population_as_of = 2021 | population_footnotes = <ref name=2021census>{{cite web | url=https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=9810000203&geocode=A000235 | title=Population and dwelling counts: Canada, provinces and territories, census divisions and census subdivisions (municipalities), Ontario | publisher=[[Statistics Canada]] | date=February 9, 2022 | accessdate=April 2, 2022}}</ref> | area_total_km2 = 422.64 | area_footnotes = <ref name=2021census/> | population_density_km2 = auto | leader_title = Mayor | leader_name = Walter Schummer{{update after|2027|01|01}} | established_date = 1974 | established_title = Incorporated | website = [http://www.townshipofbrock.ca/ www.townshipofbrock.ca] | leader_title2