Elgin—St. Thomas—London South

Elgin—St. Thomas—London South (French: Elgin–St. Thomas–London-Sud) is a federal electoral district in Ontario, Canada. It came into effect upon the call of the 2025 Canadian federal election.

Elgin—St. Thomas—London South

Ontario electoral district
Elgin—Middlesex—London from the 2015 federal election to 2025 Elgin—St. Thomas—London South from the 2025 federal election Interactive map of riding boundaries
Federal electoral district
Legislature	House of Commons
MP	Andrew Lawton Conservative
District created	2023
First contested	2025
Last contested	2025
District webpage	profile, map
Demographics
Population (2021)[1]	112,448
Electors (2025)	93,164
Area (km²)	2,048
Pop. density (per km²)	54.9
Census division(s)	Elgin, Middlesex
Census subdivision(s)	London (part), St. Thomas, Central Elgin, Malahide, Aylmer, Bayham, West Elgin, Southwold, Dutton/Dunwich

Geography

Under the 2022 Canadian federal electoral redistribution the riding largely replaced Elgin—Middlesex—London.^[1]

Demographics

According to the 2021 Canadian census^[2]

Languages: 85.2% English, 3.0% German, 2.1% Plautdietsch, 1.3% French

Religions: 58.9% Christian (17.8% Catholic, 8.2% United Church, 3.9% Anglican, 3.5% Baptist, 3.0% Anabaptist, 2.2% Presbyterian, 1.2% Reformed, 19.2% Other), 36.4% No religion, 2.9% Muslim

Median income: $41,600 (2020)

Average income: $50,240 (2020)

Panethnic groups in Elgin—St. Thomas—London South (2021)

Panethnic group	2021
	Pop.	%
European[a]	98,505	89.09%
Middle Eastern[b]	2,390	2.16%
Indigenous	2,240	2.03%
South Asian	2,230	2.02%
African	1,735	1.57%
Southeast Asian[c]	1,160	1.05%
Latin American	915	0.83%
East Asian[d]	810	0.73%
Other/multiracial[e]	570	0.52%
Total responses	110,565	98.32%
Total population	112,450	100%
Notes: Totals greater than 100% due to multiple origin responses. Demographics based on 2022 Canadian federal electoral redistribution riding boundaries.

History

Parliament	Years	Member		Party
Elgin—St. Thomas—London South Riding created from Elgin—Middlesex—London
45th	2025–present		Andrew Lawton	Conservative

Electoral Results

v t e 2025 Canadian federal election
Party	Candidate	Votes	%	±%	Expenditures
	Conservative	Andrew Lawton	32,478	50.12	+0.87
	Liberal	David Goodwin	27,946	43.13	+23.48
	New Democratic	Paul Pighin	3,118	4.81	–11.37
	People's	Stephen Campbell	1,256	1.94	–10.24
Total valid votes/expense limit
Total rejected ballots
Turnout			64,798	68.75
Eligible voters			94,247
	Conservative notional hold		Swing		–11.31
Source: CBC[3], Elections Canada[4]

2021 federal election redistributed results[5]
Party		Vote	%
	Conservative	27,199	49.25
	Liberal	10,854	19.65
	New Democratic	8,933	16.18
	People's	6,726	12.18
	Green	1,223	2.21
	Others	292	0.53

See also

• List of Canadian electoral districts