| Coordinates | 45°36′N 8°38′E |
|---|---|
| Region | Piedmont |
| Province | Province of Novara (NO) |
| Area total | 37.8 km² |
| Population total | 12490 |
| Population as of | Dec. 2004 |
| Population demonym | Oleggesi |
| Postal code | 28047 |
| Area code | +39 0321 |
| Website | Official website |
Oleggio is a comune (municipality) in the Province of Novara in the Italian region Piedmont, located about 90 kilometres (56 mi) northeast of Turin and about 15 kilometres (9 mi) north of Novara. As of 31 December 2004, it had a population of 12,490 and an area of 37.8 square kilometres (14.6 sq mi).[1]
Among its churches is the 10th-century, Romanesque-style San Michele.
Geography
Oleggio borders the following municipalities: Bellinzago Novarese, Marano Ticino, Mezzomerico, Momo, Vaprio d'Agogna, and Vizzola Ticino.
Demographic evolution
| Year | Pop. | ±% |
|---|---|---|
| 1861 | 8,279 | — |
| 1871 | 8,236 | −0.5% |
| 1881 | 8,689 | +5.5% |
| 1901 | 9,164 | +5.5% |
| 1911 | 8,956 | −2.3% |
| 1921 | 8,326 | −7.0% |
| 1931 | 7,992 | −4.0% |
| 1936 | 8,201 | +2.6% |
| 1951 | 8,591 | +4.8% |
| 1961 | 9,398 | +9.4% |
| 1971 | 10,158 | +8.1% |
| 1981 | 11,164 | +9.9% |
| 1991 | 11,314 | +1.3% |
| 2001 | 12,191 | +7.8% |
Data from ISTAT