Hatvan
| Hatvan | |
|---|---|
| Grassalkovich Palace | |
| Coordinates: 47°40′5″N 19°40′11″E / 47.66806°N 19.66972°E | |
| Country | Hungary | 
| County | Heves | 
| District | Hatvan | 
| Area | |
|  • Total | 80.66 km2 (31.14 sq mi) | 
| Population  (2019) | |
|  • Total | 20,228 | 
| • Density | 250/km2 (650/sq mi) | 
| Time zone | UTC+1 (CET) | 
| • Summer (DST) | UTC+2 (CEST) | 
| Postal code | 3000 | 
| Area code | (+36) 37 | 
| Website | hatvan | 
Hatvan [ˈhɒtvɒn] (German: Hottwan) is a town in Heves County, Hungary. Hatvan is the Hungarian word for "sixty". It is the county's third most populous town following Eger and Gyöngyös.