Lalejin is in the Hamadan province of western Iran.
The town's name in Persian of لالجين can also be romanized as either Lālejīn or Lālajīn. However, it's also often known locally as Lalin (Persian: لَلين, also romanized as Lalīn) and also as Shahr-e Lālejīn. The last census in 2006 counted its population as just 14,689. Most of its inhabitants work in the ceramics business.
Most of the town is above 1700 m
Primary administrative division