Share of foreign residents and main citizenships across Italian municipalities.
| 1 | Baranzate | 36.56% |
| 2 | Ronco Canavese | 35.77% |
| 3 | Bajardo | 33.33% |
| 4 | Rocca de' Giorgi | 33.33% |
| 5 | Ordona | 32.83% |
| 6 | Monfalcone | 32.38% |
| 7 | Monticiano | 31.65% |
| 8 | Airole | 30.89% |
| 9 | Fortezza | 30.29% |
| 10 | Vessalico | 30.21% |
| 11 | Lucinasco | 30.16% |
| 12 | Campione d'Italia | 30.14% |
| 13 | Acate | 28.76% |
| 14 | Montieri | 27.66% |
| 15 | Torre Mondovì | 27.26% |
| 16 | Triora | 26.74% |
| 17 | Monterotondo Marittimo | 26.47% |
| 18 | Verdellino | 25.97% |
| 19 | Apricale | 25.96% |
| 20 | Pioltello | 25.91% |
Milano, Lombardia
Denominator: residents on 1 January (stock)
Denominator: residents on 1 January (stock)
Years without a complete, verified value are left empty in the chart.
The included municipalities change between some years: those changes are not like-for-like.