The Rouge Trail ran along the Rouge River and northwest from Musselman Lake; both were part of the aboriginal and Coureur des bois trail system leading through dense forests from Lake Ontario to Lake Simcoe. The territory of the riding (map) consists of part of the Regional Municipality of York: (a) the Town of Whitchurch-Stouffville; and (b) the part of the City of Markham lying easterly of a line described as follows: commencing at the intersection of the northerly limit of Markham with Highway 48; then southerly along Highway 48 to 16th Avenue; then westerly to McCowan Road; then southerly to Highway 407; then easterly along Highway 407 to the Rouge River; then generally southeasterly along Rouge River to the southerly limit of Markham. This gives Ontario a population … 12.4.3; also Transport Canada, News Release: ". ft. addition and renovation project in 2014. Whitchurch–Stouffville is one of the fastest growing communities in Ontario. , Whitchurch–Stouffville is governed by a mayor and six councillors, with one councillor representing each of the six municipal wards. , In 2014, the Neighbourhoods of Cardinal Point, a community in Whitchurch–Stouffville built by Geranium Homes, was awarded Places to Grow, Community of the Year by BILDgta. The 2019 Revision of World Population Prospects is the twenty-sixth round of official United Nations population estimates and projections that have been prepared by the Population Division of the Department of Economic and Social Affairs of the United Nations Secretariat. Since the federal election of October 2019, the riding has been represented by Helena Jaczek, former Minister of Community and Social Services in Ontario.. , In 2003, a large 16th-century ancestral Huron village was discovered in Stouffville during land development; approximately 2000 people once inhabited the site (Mantle Site), from 1578 to 1623. On episode days (O3 > 82 ppb), Whitchurch–Stouffville reaches its peak about one to two hours later than Toronto.  A 2014 expansion design was rejected by the newly elected Town Council in 2015, and the minimum space requirements for a community library were vigorously challenged. QuickFacts United States QuickFacts provides statistics for all states and counties, and for cities and towns with a population of 5,000 or more. , Because of the high cost of housing in Whitchurch–Stouffville relative to the provincial average, 36% of Whitchurch–Stouffville businesses said in 2012 that the community was poorly positioned to attract new immigrant employees, and 45% said the same for retaining and attracting employees under 30 years of age. ", Though growth in the hamlets of Whitchurch–Stouffville was stagnant after the demise of the forest industry, the population began to grow again in the 1970s, with development in Metropolitan Toronto and the consequent arrival of new commuters. It encompasses a portion of Ontario previously included in the electoral districts of Markham—Unionville and Oak Ridges—Markham. , Since 2009, the town's economic development strategy has focused on small and large knowledge-based industries, agricultural and environmental services, and not-for-profit organizations.