| Postal Code | L4J 1A1 |
| City | Thornhill |
| Province | Ontario (ON) |
| Coordinates | 43.7884000, -79.4649000 |
| Population | 61 |
| FSA (Forward Sortation Area) | L4J |
| LDU (Local Delivery Unit) | 1A1 |
| Country | Canada |
L4J 1A1 is a sparsely populated postal code covering Thornhill in Ontario, Canada.
Around 61 people live in the L4J 1A1 postal code area. That's close to the typical population for a postal code in Ontario (~47).
Nearby communities in Ontario include Kleinburg, Schomberg.
The postal code for Thornhill, Ontario is L4J 1A1.
L4J 1A1 is located in Ontario, Canada.
The population of L4J 1A1 (Thornhill) is approximately 61 people.
L4J 1A1 is about average compared to the typical Ontario postal code, which averages around 47 people.
Postal code codes near L4J 1A1 include L0J 0A1, L0J 1C0, L0G 0A1.