Usigliano is a village in Tuscany, central Italy, administratively a frazione of the comune of Casciana Terme Lari, province of Pisa. At the time of the 2001 census its population was 201. Popolazione residente - Pisa (dettaglio loc. abitate) - Censimento 2001 , Istat.
Usigliano is about 33 km from Pisa and 4 km from Lari.
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