Leitch continued this momentum by winning the general election with more votes than any candidate for public office had ever received in Simcoe-Grey, with 31,784 ballots cast for her and a plurality of 20,590 votes, or 49.36% of the vote.

In the 2008 presidential election, Democrat Barack Obama received 59.2% of the vote here (2,611 cast), ahead of Republican John McCain, who received around 37.0% (1,631 votes), with 4,411 ballots cast among the city's 6,711 registered voters, for a turnout of 65.7%.

In the 2008 presidential election, Democrat Barack Obama received 64.5% of the vote here (374 cast), ahead of Republican John McCain, who received around 31.6% (183 votes), with 580 ballots cast among the borough's 814 registered voters, for a turnout of 71.3%.

In the 2008 presidential election, Democrat Barack Obama received 61.3% of the vote here (18,601 cast), ahead of Republican John McCain, who received around 35.1% (10,645 votes), with 30,341 ballots cast among the township's 40,565 registered voters, for a turnout of 74.8%.

In the 2008 presidential election, Democrat Barack Obama received 91.1% of the vote here (22,197 cast), ahead of Republican John McCain, who received around 5.0% (1,213 votes), with 24,374 ballots cast among the city's 46,654 registered voters, for a turnout of 52.2%.

In the 2008 presidential election, Democrat Barack Obama received 68.5% of the vote here (12,630 cast), ahead of Republican John McCain, who received around 29.0% (5,355 votes), with 18,445 ballots cast among the township's 24,426 registered voters, for a turnout of 75.5%.

In the 2008 presidential election, Democrat Barack Obama received 69.4% of the vote (5,192 cast), ahead of Republican John McCain, who received around 27.3% (2,038 votes), with 7,478 ballots cast among the borough's 10,305 registered voters, for a turnout of 72.6%.

In the 2008 presidential election, Democrat Barack Obama received 61.1% of the vote here (9,028 cast), ahead of Republican John McCain, who received around 35.3% (5,216 votes), with 14,768 ballots cast among the township's 19,553 registered voters, for a turnout of 75.5%.

In the 2008 presidential election, Democrat Barack Obama received 79.4% of the vote here (786 cast), ahead of Republican John McCain, who received around 16.6% (164 votes), with 990 ballots cast among the borough's 1,531 registered voters, for a turnout of 64.7%.

In the 2008 presidential election, Democrat Barack Obama received 67.5% of the vote here (249 cast), ahead of Republican John McCain, who received around 29.3% (108 votes), with 369 ballots cast among the borough's 529 registered voters, for a turnout of 69.8%.