| Niemi | |
| Settlement Type: | District of Lahti |
| Coordinates: | 61.005°N 25.6517°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Finland |
| Subdivision Type1: | Region |
| Subdivision Name1: | Päijät-Häme |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Lahti |
| Unit Pref: | Metric |
| Population As Of: | 2019 |
| Population Total: | 1,828 |
| Population Density Km2: | auto |
| Population Note: | (approximate) |
| Postal Code Type: | Postal codes |
| Postal Code: | 15140, 15210 |
| Blank Name Sec1: | District number |
| Blank Info Sec1: | 4 |
Niemi is the 4th district of the city of Lahti, in the region of Päijät-Häme, Finland. It borders the districts of Mukkula in the north, Kivimaa in the east, Kiveriö in the southeast and Keski-Lahti and Kartano in the south, as well as lake Vesijärvi in the west.[1]
The population of the statistical district of Niemi was 1,828 in 2019.[2]