| Postal Code | L4J 7J3 |
| City | Thornhill |
| Province | Ontario (ON) |
| Coordinates | 43.8008000, -79.4649000 |
| Population | 61 |
| FSA (Forward Sortation Area) | L4J |
| LDU (Local Delivery Unit) | 7J3 |
| Country | Canada |
Located in Ontario, Canada is home to the sparsely populated community of Thornhill, served by postal code L4J 7J3.
Thornhill has a reported population of 61. This is roughly in line with the Ontario average of about 47 residents.
Nearby communities in Ontario include Kleinburg, Schomberg.
The postal code for Thornhill, Ontario is L4J 7J3.
L4J 7J3 is located in Ontario, Canada.
The population of L4J 7J3 (Thornhill) is approximately 61 people.
L4J 7J3 is about average compared to the typical Ontario postal code, which averages around 47 people.
Postal code codes near L4J 7J3 include L0J 0A1, L0J 1C0, L0G 0A1.