| Deinze | |
| Type: | city |
| Picture-Legend: | Clockwise from top: Marketplace, Onze-Lieve-Vrouwekerk, Old City Hall, Ooidonk Castle |
| Map: | Deinze East-Flanders Belgium Map.svg |
| Map-Legend: | Location of Deinze in East Flanders |
| Arms: | Blason Deinze.svg |
| Flag: | Deinze vlag.svg |
| Arrondissement: | Ghent |
| Nis: | 44083 |
| Mayor: | Jan Vermeulen (CD&V) |
| Majority: | CD&V, Open Deinze |
| Postal-Codes: | 9800 |
| Telephone-Area: | 09 |
| Web: | www.deinze.be |
| Coordinates: | 50.9833°N 35°W |
Deinze (in Dutch; Flemish pronounced as /ˈdɛi̯nzə/) is a city and a municipality in the Belgian province of East Flanders. It comprises the city of Deinze, and the towns of Astene, Bachte-Maria-Leerne, Gottem, Grammene, Hansbeke, Landegem, Meigem, Merendree, Nevele, Petegem-aan-de-Leie,, Sint-Martens-Leerne, Vinkt, Vosselare, Wontergem, and Zeveren. On 1 January 2022, Deinze had a population of 44,315. The municipality's total area is 128.03km2, giving a population density of 342 inhabitants per km2.
On 1 January 2019, the municipality of Nevele was merged into Deinze.
In 1695, during the Nine Years' War, an English force garrisoned in the town under the command of the Irish general Francis Fergus O’Farrell was forced to surrender to French forces.
The DEYNZE post office opened in 1836 with the postal code 31 (before 1864), then 94 prior to 1874. The only other office in the area before 1910 was PETEGHEM (not to be confused with PETEGHEM-LEZ-AUDENAERDE), which opened 1 June 1874.[1]
Postal codes in 1969[2] (before the merger of municipalities in 1977):
Deinze is the starting location of the cycling race Gent–Wevelgem. It is also the operational base of the Ineos Grenadiers cycle racing team, formally Team Sky.