A proposal to annex land from Leduc County, including the
Edmonton International Airport, emerged in 2004 during
Bill Smith's final term as mayor. A similar proposal resurfaced in 2008, which was reported to include the airport and a portion of the
Nisku Industrial Park. The possibility of annexing land emerged again in October 2011, when Mayor
Stephen Mandel indicated to the
Edmonton Journal the city's need to work cooperatively with its neighbours, including Leduc County, to address Edmonton's future land needs. Negotiations between Edmonton and Leduc County commenced in April 2012. In November 2012, the Town of Beaumont unveiled a proposal to annex twenty-four
quarter sections (560 ha) from Leduc County including twelve quarter sections to the north, eight to the west and four to the south. Four months later in March 2013, after Edmonton's city council voted 11–1 in favour, Mayor Mandel announced the city's intent to annex approximately of land from Leduc County along the entire length of the city's southern boundary, including the Edmonton International Airport (EIA). The amendment reduced the overlap from eight to five quarter sections. On November 30, 2016, Leduc County and Edmonton announced a framework for an agreement on Edmonton's annexation proposal, a week after the province's decision on Beaumont's application. This western area, now bounded by Edmonton to the north,
Highway 2 to the east, Highway 19 to the south, and the
Town of Devon and North Saskatchewan River to the west, was reduced by from the original to . Late in 2018, the annexation of lands from Leduc County and of 50 Street from Beaumont was approved by the province of Alberta with an effective date of January 1, 2019. While a smaller annexation than originally envisioned by the City of Edmonton, the 2019 addition of ranks as the
second largest addition of area after the of the
1982 general annexation. == Sturgeon County (66 Street) ==