944 cities and towns
| Abbreviation | ON |
| State Population | 14,826,276 |
| # | City | Population | Median Income | Home Value | Median Rent | Median Age |
|---|---|---|---|---|---|---|
| 551 | Sables-Spanish Rivers | 3,237 | $70,500 | $230,000 | $750 | 50.4 |
| 552 | Ballantrae | 3,223 | $82,573 | $461,770 | $1,012 | 41.8 |
| 553 | Timiskaming, Unorganized, West Part | 3,210 | $81,000 | $250,000 | $650 | 51.2 |
| 554 | Alpine | 3,203 | $82,573 | $461,770 | $1,012 | 41.8 |
| 555 | Horton | 3,182 | $90,000 | $348,000 | $1,000 | 48.8 |
| 556 | Marathon | 3,138 | $92,000 | $150,000 | $700 | 43.2 |
| 557 | Merrickville-Wolford | 3,135 | $89,000 | $448,000 | $960 | 54.4 |
| 558 | Waterford | 3,132 | $82,573 | $461,770 | $1,012 | 41.8 |
| 559 | Melancthon | 3,132 | $100,000 | $800,000 | $1,320 | 39.2 |
| 560 | Downtown Cambridge | 3,117 | $82,573 | $461,770 | $1,012 | 41.8 |
| 561 | North Algona Wilberforce | 3,111 | $82,000 | $348,000 | $960 | 52.0 |
| 562 | Conservation | 3,095 | $82,573 | $461,770 | $1,012 | 41.8 |
| 563 | ByWard Market | 3,063 | $82,573 | $461,770 | $1,012 | 41.8 |
| 564 | Athens | 3,042 | $85,000 | $300,000 | $800 | 50.8 |
| 565 | Cherry Hill | 3,027 | $82,573 | $461,770 | $1,012 | 41.8 |
| 566 | Morrisburg | 3,014 | $82,573 | $461,770 | $1,012 | 41.8 |
| 567 | Adelaide-Metcalfe | 3,011 | $105,000 | $600,000 | $970 | 43.2 |
| 568 | Ridgetown | 3,002 | $82,573 | $461,770 | $1,012 | 41.8 |
| 569 | Admaston/Bromley | 2,995 | $85,000 | $348,000 | $1,060 | 45.2 |
| 570 | Tavistock | 2,955 | $82,573 | $461,770 | $1,012 | 41.8 |
| 571 | City Commercial Core | 2,953 | $82,573 | $461,770 | $1,012 | 41.8 |
| 572 | Virgil | 2,937 | $82,573 | $461,770 | $1,012 | 41.8 |
| 573 | Wingham | 2,934 | $82,573 | $461,770 | $1,012 | 41.8 |
| 574 | Academy Heights | 2,921 | $82,573 | $461,770 | $1,012 | 41.8 |
| 575 | Alexandria | 2,906 | $82,573 | $461,770 | $1,012 | 41.8 |
| 576 | Sudbury, Unorganized, North Part | 2,902 | $79,000 | $300,000 | $1,000 | 56.8 |
| 577 | Laurentian Hills | 2,885 | $93,000 | $278,000 | $1,000 | 42.0 |
| 578 | North Kawartha | 2,877 | $73,000 | $500,000 | $860 | 59.2 |
| 579 | Preston Heights | 2,869 | $82,573 | $461,770 | $1,012 | 41.8 |
| 580 | Greater Madawaska | 2,864 | $81,000 | $476,000 | $1,000 | 58.8 |
| 581 | French River / Rivière des Français | 2,828 | $82,573 | $461,770 | $1,012 | 41.8 |
| 582 | Enniskillen | 2,825 | $104,000 | $452,000 | $775 | 47.2 |
| 583 | East Garafraxa | 2,794 | $137,000 | $1,000,000 | $1,140 | 44.0 |
| 584 | Lakefield | 2,753 | $82,573 | $461,770 | $1,012 | 41.8 |
| 585 | McDougall | 2,744 | $92,000 | $500,000 | $1,250 | 52.0 |
| 586 | Wikwemikong Unceded | 2,728 | $50,000 | $461,770 | $1,012 | 34.8 |
| 587 | Markstay-Warren | 2,708 | $82,000 | $280,000 | $670 | 45.2 |
| 588 | Wawa | 2,705 | $80,000 | $150,000 | $670 | 47.2 |
| 589 | Alison | 2,697 | $82,573 | $461,770 | $1,012 | 41.8 |
| 590 | Seaforth | 2,680 | $82,573 | $461,770 | $1,012 | 41.8 |
| 591 | Perry | 2,650 | $72,000 | $400,000 | $800 | 51.6 |
| 592 | Atikokan | 2,642 | $69,000 | $100,000 | $705 | 51.6 |
| 593 | Northeastern Manitoulin and the Islands | 2,641 | $75,500 | $300,000 | $940 | 55.6 |
| 594 | Cedar Hill | 2,633 | $82,573 | $461,770 | $1,012 | 41.8 |
| 595 | Thamesford | 2,622 | $82,573 | $461,770 | $1,012 | 41.8 |
| 596 | Front of Yonge | 2,595 | $86,000 | $300,000 | $890 | 51.6 |
| 597 | Bridgeport North | 2,591 | $82,573 | $461,770 | $1,012 | 41.8 |
| 598 | Algonquin Highlands | 2,588 | $77,000 | $600,000 | $800 | 60.4 |
| 599 | Osgoode | 2,578 | $82,573 | $461,770 | $1,012 | 41.8 |
| 600 | Black River-Matheson | 2,572 | $75,000 | $174,000 | $820 | 46.8 |