Marttila () is a neighbourhood located in Pitäjänmäki, Western Helsinki, Finland.
, Marttila has 357 inhabitants living in a 0.38 km2 area.http://www.hel2.fi/tietokeskus/julkaisut/pdf/08_10_24_Tilasto_Vuori_hki_alueittain.pdf Information about districts of Helsinki. Pitäjänmäki on pages 72–75. It is neighboured by Pitäjänmäen teollisuusalue, Reimarla and Lassila
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