Detroit
1,170 km²
Toronto
1,620 km²
Toronto covers 1,620 km² of contiguous built-up land, 1.4× the built-up area of Detroit (1,170 km²).
| Detroit | Toronto | |
|---|---|---|
| Urban area | Detroit | Toronto |
| Population (2025) | 1.92 million | 5.57 million |
| Built-up area | 1,170 km² | 1,620 km² |
| Density | 1,640 /km² | 3,436 /km² |
Urban area = contiguous built-up land and the people living in it in 2025, drawn the same way for every city regardless of administrative boundaries. Source: GHSL Urban Centre Database R2024A, European Commission, Joint Research Centre (CC BY 4.0); some names adjusted to the city names people use, and country attribution follows the dataset.