Ontario (Canada): Province, Major Cities & Towns - Population Statistics, Maps, Charts, Weather and Web Information

Province

The population development of Ontario according to official estimates.

Name	Abbr.	Status	Capital	Area A-L (km²)	Population Estimate (E) 2002-07-01	Population Estimate (E) 2007-07-01	Population Estimate (E) 2012-07-01	Population Estimate (E) 2017-07-01	Population Estimate (E) 2022-07-01	Population Estimate (E) 2025-07-01
Ontario	ONT	Prov	Toronto	892,412	12,093,412	12,765,133	13,392,364	14,078,499	15,155,836	16,258,260	89241200	→
Canada	CAN	Fed	Ottawa	8,788,703	31,359,199	32,888,886	34,713,395	36,545,075	38,950,132	41,651,653		→

Statistics Canada.

Major Cities

	Name	Population Estimate (E) 2025-01-01
1	Toronto	3,271,830
2	Ottawa	1,188,114
3	Brampton	777,759
4	Mississauga	764,597
5	Hamilton	640,465
6	London	494,785
7	Markham	371,504
8	Vaughan	358,535
9	Kitchener	323,917
10	Windsor	269,614

Contents: Cities & Towns

The population of all cities and towns with more than 10,000 inhabitants (plus some selected municipalities) in Ontario according to official estimates.

Name	Status	Population Estimate (E) 2002-07-01	Population Estimate (E) 2007-07-01	Population Estimate (E) 2012-07-01	Population Estimate (E) 2017-07-01	Population Estimate (E) 2022-07-01	Population Estimate (E) 2025-01-01	Area
Ajax	Town	80,308	99,929	115,512	124,724	133,401	141,111	6664	→
Amherstburg	Town	21,655	22,605	22,124	22,966	25,205	27,509	18376	→
Arnprior	Town	7,435	7,684	8,606	9,262	10,273	11,459	1304	→
Aurora	Town	44,160	50,464	55,019	59,189	65,063	67,385	5000	→
Barrie	City	114,513	136,397	142,247	145,683	157,713	174,469	9901	→
Belleville	City	48,561	50,870	50,853	53,155	58,343	62,914	24715	→
Bracebridge	Town	14,730	15,889	16,057	16,782	18,349	18,676	61520	→
Bradford West Gwillimbury	Town	23,712	25,333	30,725	39,513	47,174	51,346	20068	→
Brampton	City	365,476	476,703	555,819	631,618	702,213	777,759	26589	→
Brant (incl. Paris)	City	32,413	34,910	35,921	36,468	42,578	45,565	81766	→
Brantford	City	91,416	94,943	97,772	103,799	112,312	123,521	9865	→
Brockville	City	22,574	22,773	22,508	22,139	23,079	23,720	2091	→
Burlington	City	159,585	171,989	183,128	189,081	194,803	197,737	18612	→
Caledon (incl. Bolton)	Town	54,357	60,355	62,343	71,921	82,637	90,201	68882	→
Cambridge	City	117,143	126,307	131,532	135,532	148,536	165,354	11299	→
Carleton Place	Town	9,576	9,802	10,154	11,257	13,574	14,837	994	→
Chatham - Kent	Com	111,153	110,663	105,569	104,765	109,096	112,716	245190	→
Clarence-Rockland	City	20,688	22,039	24,358	25,308	28,153	30,375	29747	→
Clarington (incl. Bowmanville, Newcastle)	Com	74,331	82,469	88,996	97,471	109,305	114,180	61084	→
Cobourg	Town	18,025	18,656	19,337	20,300	21,641	22,529	2241	→
Collingwood	Town	16,960	17,802	20,696	22,968	26,695	28,366	3315	→
Cornwall	City	47,561	47,278	47,509	47,913	50,331	54,346	6150	→
East Gwillimbury (incl. Holland Landing, Sharon)	Town	21,821	21,995	23,225	26,460	38,002	42,989	24491	→
Elliot Lake	City	12,175	11,680	11,277	11,185	12,063	12,317	69606	→
Erin	Town	11,510	11,499	11,173	11,879	12,659	12,924	29881	→
Essex	Town	21,017	20,588	20,145	21,182	22,758	23,872	27753	→
Fort Erie	Town	29,606	30,952	30,823	32,243	35,058	37,226	16624	→
Georgina (incl. Keswick)	Town	42,265	43,980	45,058	47,463	50,690	53,630	28769	→
Gravenhurst	Town	11,346	11,625	12,316	12,897	14,083	14,576	48911	→
Greater Napanee (incl. Napanee)	Town	15,681	15,769	16,092	16,364	17,535	18,016	46230	→
Greater Sudbury (Grand Sudbury)	City	160,798	164,293	165,338	167,212	175,194	188,504	318626	→
Grimsby	Town	22,707	25,088	26,496	28,472	30,390	31,478	6871	→
Guelph	City	112,588	120,313	127,705	138,873	153,216	160,760	8743	→
Haldimand County (incl. Cayuga, Caledonia, Hagersville)	City	45,785	46,631	45,702	47,327	52,560	56,059	125045	→
Halton Hills (incl. Acton, Georgetown)	Town	51,717	58,290	60,949	63,727	66,331	68,265	27681	→
Hamilton	City	514,981	524,348	539,092	562,009	602,649	640,465	111831	→
Hawkesbury	Town	10,805	11,059	10,763	10,445	10,668	11,451	1010	→
Huntsville	Town	18,256	19,210	19,615	20,521	22,537	23,948	70518	→
Ingersoll	Town	11,572	12,283	12,643	13,414	14,428	14,911	1273	→
Innisfil	Town	30,210	32,185	33,788	39,136	46,831	50,686	26239	→
Kawartha Lakes (incl. Lindsay)	City	72,892	76,152	75,486	78,398	83,709	85,351	303366	→
Kenora	City	16,283	15,674	15,599	15,661	15,572	15,892	21165	→
Kingston	City	120,351	122,127	126,719	130,567	141,655	149,527	45158	→
Kingsville	Town	20,820	21,783	21,998	22,343	23,831	25,302	24608	→
Kitchener	City	201,788	215,028	229,046	247,570	281,673	323,917	13681	→
Lakeshore (incl. Belle River, Tilbury)	Town	31,120	35,259	35,843	38,687	43,256	45,954	52900	→
LaSalle	Town	27,083	29,235	29,579	32,030	35,287	36,452	6496	→
Leamington	Mun	28,841	29,927	28,839	28,896	31,983	34,653	26124	→
Lincoln (incl. Beamsville)	Town	21,708	22,610	23,386	24,655	27,556	28,356	16274	→
London	City	354,526	368,271	380,951	406,867	456,137	494,785	42050	→
Markham	Town	231,802	282,968	318,023	338,876	352,745	371,504	21093	→
Midland	Town	16,903	16,948	17,043	17,757	18,905	19,305	3533	→
Milton	Town	37,319	61,763	93,747	118,132	142,627	157,345	36383	→
Minto (incl. Harriston)	Town	8,531	8,676	8,792	9,133	9,643	10,029	30019	→
Mississauga	City	654,694	707,544	738,866	747,600	748,760	764,597	29274	→
Mississippi Mills (incl. Almonte)	Town	12,163	12,181	12,738	13,809	15,606	16,073	51125	→
Mono	Town	7,238	7,406	7,770	9,423	9,855	10,036	27837	→
Newmarket	Town	71,653	78,271	83,474	87,348	91,822	95,763	3850	→
New Tecumseth (incl. Alliston)	Town	27,690	29,268	32,091	38,163	47,511	50,739	27387	→
Niagara Falls	City	82,674	84,832	86,340	92,303	100,351	113,983	21025	→
Niagara-on-the-Lake	Town	14,471	15,335	16,005	18,625	19,949	20,080	13135	→
Norfolk County (incl. Simcoe)	City	63,506	64,507	64,621	66,331	71,903	75,618	159768	→
North Bay	City	55,107	55,568	54,602	53,420	56,285	62,062	31553	→
Oakville	Town	154,873	176,233	189,868	202,934	226,776	243,107	13894	→
Orangeville	Town	26,707	28,138	28,699	29,956	31,627	33,070	1516	→
Orillia	City	30,558	30,990	31,186	32,567	35,698	37,735	2853	→
Oshawa	City	144,950	147,099	155,328	167,078	188,625	213,592	14572	→
Ottawa	City	818,340	855,764	922,564	985,994	1,083,498	1,188,114	278820	→
Owen Sound	City	22,371	22,400	21,932	21,803	22,736	24,075	2421	→
Pelham	Town	16,040	16,717	17,077	18,104	19,217	19,980	12634	→
Pembroke	City	14,065	14,452	14,649	14,269	15,122	15,479	1432	→
Penetanguishene	Town	8,876	9,490	9,360	9,648	10,739	11,141	2542	→
Petawawa	Town	15,105	15,559	16,728	18,230	19,115	19,606	16470	→
Peterborough	City	75,839	78,470	81,160	84,697	88,600	97,834	6476	→
Pickering	City	90,747	91,326	91,633	95,749	105,758	118,378	23110	→
Port Colborne	City	19,170	18,974	18,926	19,325	20,929	21,921	12199	→
Port Hope	Mun	16,365	16,712	16,672	17,671	18,257	18,446	27880	→
Prince Edward County (incl. Picton)	City	26,068	25,850	25,466	25,242	26,757	27,544	105261	→
Quinte West (incl. Trenton)	City	43,413	44,258	44,193	45,688	49,392	50,385	49545	→
Richmond Hill	City	146,528	177,244	194,031	200,180	210,393	222,031	10079	→
Sarnia	City	73,855	73,890	74,091	73,659	76,410	80,539	16390	→
Saugeen Shores (incl. Port Elgin, Southampton)	Town	11,908	12,146	13,168	14,574	16,852	18,167	17019	→
Sault Ste. Marie	City	76,986	77,406	76,617	74,628	76,016	81,182	22199	→
Shelburne	Town	4,567	5,483	6,381	8,705	9,826	10,767	656	→
Smiths Falls	Town	9,878	9,315	9,266	9,067	9,910	11,093	966	→
St. Catharines	City	134,965	135,693	135,565	137,987	145,068	153,865	9620	→
St. Thomas	City	35,100	37,937	39,053	40,729	45,622	49,388	3561	→
Stratford	City	31,215	31,520	31,947	32,725	34,873	36,097	3002	→
Strathroy	Mun	20,118	20,899	21,608	22,223	25,719	26,497	27086
Tecumseh	Town	25,434	24,912	23,986	24,146	24,914	25,554	9459	→
Temiskaming Shores (incl. Haileybury, New Liskeard)	City	10,799	10,518	10,556	10,144	10,245	10,144	17667	→
The Blue Mountains (incl. Thornbury)	Town	6,492	6,885	6,685	7,647	10,224	11,162	28465	→
Thorold	City	18,835	18,848	18,177	20,336	27,332	33,844	8329	→
Thunder Bay	City	113,195	112,086	111,420	111,867	113,782	117,671	32777	→
Tillsonburg	Town	14,706	15,272	15,981	16,782	19,516	21,450	2220	→
Timmins	City	45,318	44,518	44,164	42,593	42,966	45,569	295533	→
Toronto	City	2,603,655	2,613,670	2,737,041	2,856,557	2,988,742	3,271,830	63110	→
Vaughan	City	205,617	259,718	304,194	317,764	339,534	358,535	27244	→
Wasaga Beach	Town	13,445	16,058	18,516	22,342	26,729	28,736	5742	→
Waterloo	City	92,711	102,495	102,829	112,587	133,309	142,450	6406	→
Welland	City	50,730	52,044	52,123	54,493	59,482	66,480	8116	→
Whitby	Town	95,900	118,582	128,181	133,923	149,559	162,413	14669	→
Whitchurch - Stouffville	Town	23,725	28,020	41,742	48,194	53,492	58,010	20642	→
Windsor	City	221,474	222,729	218,137	226,556	246,186	269,614	14602	→
Woodstock	City	35,521	37,527	39,905	43,565	50,356	55,572	5646	→

Statistics Canada.

Population Structure

Further information about the population structure.

Gender (E 2025)
Males	8,099,514
Females	8,158,746

Age Groups (E 2025)
0-17 years	2,896,890
18-64 years	10,291,673
65+ years	3,069,697

Age Distribution (E 2025)
90+ years	150,692
80-89 years	615,331
70-79 years	1,369,948
60-69 years	1,991,859
50-59 years	1,936,232
40-49 years	2,044,489
30-39 years	2,484,065
20-29 years	2,395,000
10-19 years	1,744,375
0-9 years	1,526,269

Country of Birth (C 2021)
Canada	9,305,955
America	738,415
Europe	1,115,150
Africa	331,430
Asia	2,522,925
Oceania	17,845

Mother Tongue (C 2021)
English	9,179,655
French	463,120
Indigenous language	14,470
Other language	3,773,365
Multiple languages	669,180