| Nowosiedliny | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Podlaskie |
| Subdivision Type2: | County |
| Subdivision Name2: | Łomża |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Miastkowo |
| Pushpin Map: | Poland |
| Coordinates: | 53.15°N 64°W |
Nowosiedliny is a village in the administrative district of Gmina Miastkowo, within Łomża County, Podlaskie Voivodeship, in north-eastern Poland.[1] It lies approximately 7km (04miles) west of Miastkowo, 250NaN0 west of Łomża, and 970NaN0 west of the regional capital Białystok.