Yes. 7% of today's Mississauga—Streetsville came from ridings other than the old Mississauga—Streetsville.
Share of today's areaFormer riding
93.3%Mississauga—Streetsville 91% of it kept
3.8%Mississauga—Erin Mills 5% of it kept
2.9%Mississauga Centre 6% of it kept
How this is measured. Share of the current riding's area that came from each former riding, by intersecting the 2013 and 2023 boundary files. It is area, not population. Elections Canada counts 48 of 343 ridings as entirely unchanged.
IIThe 2025 result
Liberal hold
Elected
Rechie Valdez
Liberal
31,297
51.5% of valid votes
Margin
4,056
votes · +6.6 pts
Runner-up
Sue McFadden
Conservative
27,241
44.9% of valid votes
Liberal 51.5% · Conservative 44.9% · New Democratic 2.3%
Turnout70.0% of 87,180 electors
Candidate
Party
Votes
%
2021
±
Rechie Valdez
Liberal
31,297
51.5%
47.0%
+4.5
Sue McFadden
Conservative
27,241
44.9%
34.1%
+10.8
Bushra Asghar
New Democratic
1,388
2.3%
12.0%
−9.7
2 further candidates, each under 1% of the vote
Chris Hill
Green
439
0.7%
Logan Araujo
People's
366
0.6%
The 2021 column is Elections Canada's official transposition of the 2021 result onto these 2023 boundaries. ± is the change in each party's share. It is not "swing": with four or more competitive parties there is no single pair to swing between.
IIIHow close was it, really
Swing needed to flip
3.3 pts
Half the margin: the share that would have had to move from first to second.
Third place vs. the margin
1,388 votes
New Democratic took fewer than the 4,056-vote margin.
Election-day polls won by others
92 of 197
4 polls ended in an exact tie.
Fig. 2 — Each square is one election-day poll: ■ won by the Liberals (101) · ■ won by another party (92) · ▨ tied (4).
Flip the seatHypothetical
It would have taken 2,029 voters switching from Liberal to Conservative — 3.3% of the 60,731 valid votes, 3.3 points — to change the result. No ballot was cast this way; this only moves votes between the top two.
Liberal31,297
Conservative27,241
Still Liberal by 4,056 votes. Actual margin: 4,056.
IVElection day versus advance
Only 58.0% of this riding's votes were cast at election-day polls. The rest were advance or special ballots.
Election dayAdvance & specialGap
Liberal48.8%55.3%+6.5
Conservative47.1%41.8%−5.3
New Democratic2.6%1.9%−0.7
An association, not a cause. Voters who cast ballots before election day differed from those who turned out on the day. It does not say why. There is no poll-level turnout figure on this page: the elector count on a polling division includes people who voted in advance and were counted elsewhere.
VWhat kind of place this is
Median total household income is $123,000 — about 1.5 times the median riding's $84,000.
highestlowest12th highest of 343
Median age is 41.6 — about the same as the median riding's 41.6.
highestlowest163rd highest of 343
Share aged 25-64 with a bachelor's degree or higher is 49.0% — about 1.7 times the median riding's 28.2%.
highestlowest45th highest of 343
Share who are immigrants is 48.8% — about 2.8 times the median riding's 17.3%.
highestlowest35th highest of 343
Share of households that own their home is 82.2% — about 1.2 times the median riding's 71.4%.
highestlowest39th highest of 343
Share with French as a mother tongue is 1.1% — about 69 percent of the median riding's 1.6%.
highestlowest112th lowest of 343
2021 Census, keyed to the 2023 representation order. Comparisons are against the median riding, not Canada as a whole. Each rule places this riding among all 343.
VIWhere it is
loading basemap…
Fig. 3 — Mississauga—Streetsville and its 5 neighbouring ridings.
Area, smallest firstCloseness of the raceLength of the ballot
One of 343The Political Record
A card exists for every one of the 343 ridings.
Every figure on it is the figure on this page: the 2025 result and margin, turnout, the 2021 census population, the area, and the distinctions ranked against all 343 ridings. The portrait is an illustration after the official House of Commons photograph.