|Highest elevation||1,400 m (4,600 ft)|
|Lowest elevation||492 m (1,614 ft)|
|• Population||62 (2011)|
|Time zone||EET (UTC+2)|
|• Summer (DST)||EEST (UTC+3)|
|Postal code||222 00|
Syrna (Greek: Σύρνα) is a mountain village and a community in the municipal unit of Trikolonoi, western Arcadia, Greece. Syrna is situated on a mountain slope above the right bank of the river Alfeios, at about 800 m elevation. In 2011 Syrna had a population of 60 for the village and 62 for the community, which includes the village Ano Kalyvia. Syrna is 2 km northwest of Palamari, 4 km southeast of Elliniko, 6 km northeast of Karytaina and 6 km southeast of Stemnitsa.
|Year||Village population||Community population|
- "Απογραφή Πληθυσμού - Κατοικιών 2011. ΜΟΝΙΜΟΣ Πληθυσμός" (in Greek). Hellenic Statistical Authority.