Musocco (Lombard: Musòcch [myˈzɔk]) is a district of Milan, located in the north-western outskirts of the city, belonging to Zone 8.

The name comes from the word musa, which means marsh, indicating that the area was crossed by numerous streams and springs which formed overflowing of swamping.

Musocco stood kept on the road leading from Milan to Varese, with some farmhouse shed in the middle of a wooded area in part.

Looking at a map of the mid-nineteenth century of the North-West of Milan, one can distinguish, among other areas, Villapizzone, Cagnola, Boldinasco, Garegnano, and, beyond the railway Musocco, Quarto Oggiaro and Vialba.

Musocco was the village on the road to Varese about 5 km from the circle of bastions of Milan, with the oratory of St. Joseph, the area around the present Via Mambretti.

In 1791 it is still inserted in the Pieve of Trenno, included in the XXVII° census district of the province of Milan with the parish church of Saints Nazarius and Celsus.

On the 1st census, Musocco and Uniti, meaning the union with villages Quarto Uglerio and Vialba, turns out to have 1,235 inhabitants spread over 429 hectares of mulberry trees, vines, cereals and vegetables.

With Royal Decree number 4839 of 17 January 1869, Musocco surface changes, as aggregates also Villapizzone Garegnano, Boldinasco merging into one new comune, including Roserio and Cassina Triulza as well.

The territory of Musocco changes face at the end of the century when it is decided to build up the Greater Cemetery of Milan within the municipality and the new roads needed.

Viale Certosa is built as an extension of Corso Sempione, from Piazza del Bersaglio, the current Piazzale Accursio, to get to the cemetery.

Quartiere Varesina arose after the construction of the access road to the Autostrada dei Laghi has incorporated a part of Garegnano coming up to the railway.