Olgiate Molgora (Brianzöö: ) is a comune in the Province of Lecco in the Lombardy region of Italy, located 35 km northeast of Milan at 287 meters elevation. As of 2025, it had 6,324 inhabitants across its 7.2 kmò territory.
The municipality occupies a central position with respect to Milan, Lecco, Como, Bergamo and Monza which places it in an area well connected to the main urban, tourist and production centres. The presence of the Olgiate railway station, served by the S8 line of the Milan suburban railway service, with frequent connections that allow you to easily reach Milan (30 minutes), Lake Como (20 minutes), as well as the airports of Milan-Malpensa, Milan-Bergamo and Milan-Linate.
Situated in the Brianza area near Merate, the municipality lies within the Milan metropolitan area. Despite high population density (~1000/kmò), it maintains a balance between urban development and natural landscapes, featuring typical pre-Alpine hills with woods, farmland, and residential areas.
It borders the municipalities of Airuno, Brivio, Calco, Colle Brianza, La Valletta Brianza, Merate, Montevecchia, Santa Maria Hoè.
The climate is humid subtropical (Köppen Cfa) with hot summers and annual rainfall peaking in spring (March-May) and autumn (October-November).
The name "Olgiate" derives from Celtic olca (plowed field), while "Molgora" refers to the local river. The full name was adopted in 1863 to distinguish it from other Italian towns named Olgiate.
Evidence of Roman and Lombard settlements exists, particularly in Beolco where a Roman altar and 7th-century Lombard tombs were found. Queen Theodelinda initiated land reclamation projects in the 6th century to control Adda River floods.
Key historical developments:
The municipality of Olgiate Molgora contains the frazioni (subdivisions, mainly villages and hamlets) Olgiate Vecchio, Buttero, Mondonico, Porchera, San Zeno, Beolco, Monticello, Pianezzo, Monastirolo, Canova, Regondino, and Olcellera.
The Brianzöö dialect of Lombard remains in use alongside Italian.
It is served by centrally located Olgiate-Calco-Brivio railway station, which is a part of the Milan S Lines (S8), the hybrid urbanâÂÂsuburban rail system serving the metropolitan area of Milan.
Nearest hospital: San Leopoldo Mandic (Merate, 4 km)
As of 2020, immigrants constitute 11.3% of population: