Zefyri () is a suburb of Athens and former municipality in West Attica, Greece. Since the 2011 local government reform it is part of the municipality Fyli, of which it is a municipal unit. The municipal unit has an area of 1.400&nbsp;km<sup>2</sup>.

Zefyri is situated near the northeastern end of the Aigaleo mountains. Its built-up area is continuous with those of the neighbouring suburbs Ano Liosia, Acharnes and Kamatero. The A6 motorway passes through Zefyri, by the 440&nbsp;m cut and cover Zefyri Tunnel. Zefyri is 2&nbsp;km southeast of Ano Liosia, 2&nbsp;km southwest of Acharnes and about 10&nbsp;km north of Athens city centre. The old metric Piraeus–Patras railway and the new Athens Airport–Patras railway pass through Zefyri.

The earthquake of 7 September 1999 damaged some tens of homes.

Historical population

{| class=wikitable

! Year !! Population

|-

| 1981 || 4,906

|-

| 1991 || 8,985

|-

| 2001 || 8,860

|-

| 2011 || 9,454

|-

| 2021 || 9,901

|}

See also

  • List of municipalities of Attica

References

  • Zefyri (in Greek)
  • Zefyri Primary school