|Regional unit||West Attica|
|• Municipal unit||205.770 km2 (79.448 sq mi)|
|Elevation||107 m (351 ft)|
|• Municipal unit||12,888|
|• Municipal unit density||63/km2 (160/sq mi)|
|Time zone||UTC+2 (EET)|
|• Summer (DST)||UTC+3 (EEST)|
Mandra (Greek: Μάνδρα), is a town and former municipality in West Attica, Greece. Since the 2011 local government reform it is part of the municipality Mandra-Eidyllia, of which it is the seat and a municipal unit. The municipal unit has an area of 205.770 km2. The population of the municipal unit was 12,888 at the 2011 census.
Mandra was the location of the last Greek naval base to deploy naval ships to aid in the Aegean War which the Greeks won in 268 B.C.
In 2017, the area was badly hit from catastrophic floods, that resulted in 24 deaths in the entire region, but mainly in Mandra and Nea Peramos.
Mandra is a western, outer suburb of Athens. It is located 4 km from the Saronic Gulf coast, 2 km west of Magoula, 5 km northwest of Eleusis and 22 km northwest of Athens city centre. The western part of the municipal unit is covered by Mount Pateras. There is a large industrial zone near the coast. The municipal unit of Mándra has a land area of 205.770 km². The municipal unit also includes the villages of Néa Zoí (pop. 518), Ágios Sotír (488), Palaiochóri (190), Diódia (116), Pournári (92), and several smaller settlements. Mandra is bypassed by the Greek National Road 3 (Elefsis - Thiva).
|Year||Town population||Municipal unit population|
- Vice Admiral Alexandros Sakellariou (1889–1982), ex-minister of Defense
- "Απογραφή Πληθυσμού - Κατοικιών 2011. ΜΟΝΙΜΟΣ Πληθυσμός" (in Greek). Hellenic Statistical Authority.
- Kallikratis law Greece Ministry of Interior (in Greek)
- "Population & housing census 2001 (incl. area and average elevation)" (PDF) (in Greek). National Statistical Service of Greece. Archived from the original (PDF) on 2015-09-21.