| Name | Riihimäki |
| Office head of government | |
| Mayor | |
| Image |  |
| Area (m²) | 125,560,000 |
| Date founded | 1922 |
| Elevation (m) | |
| Country | Finland |
| Administrative division | Tavastia Proper |
| Continent | Europe |
| Latitude (°) | 60.7333335876 |
| Waterbody | |
| Longitude (°) | 24.7666664124 |
| Website | http://www.riihimaki.fi/ |
| Population (people) | 29,021 (31/12/2017) |
| Demonym |