| Postal Code | L4J 4S1 |
| City | Thornhill |
| Province | Ontario (ON) |
| Coordinates | 43.8157000, -79.4405000 |
| Population | 61 |
| FSA (Forward Sortation Area) | L4J |
| LDU (Local Delivery Unit) | 4S1 |
| Country | Canada |
L4J 4S1 is a sparsely populated postal code covering Thornhill in Ontario, Canada.
Thornhill has a reported population of 61. That's close to the typical population for a postal code in Ontario (~47).
Other postal code codes in Ontario serve areas such as Kleinburg, Schomberg.
The postal code for Thornhill, Ontario is L4J 4S1.
L4J 4S1 is located in Ontario, Canada.
The population of L4J 4S1 (Thornhill) is approximately 61 people.
L4J 4S1 is about average compared to the typical Ontario postal code, which averages around 47 people.
Postal code codes near L4J 4S1 include L0J 0A1, L0J 1C0, L0G 0A1.