| Olszewo-Borki | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Ostrołęka |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Olszewo-Borki |
| Pushpin Map: | Poland |
| Coordinates: | 53.0667°N 52°W |
| Population Total: | 820 |
Olszewo-Borki is a village in Ostrołęka County, Masovian Voivodeship, in east-central Poland. It is the seat of the gmina (administrative district) called Gmina Olszewo-Borki.[1] It lies approximately 4km (02miles) west of Ostrołęka and 1010NaN0 north of Warsaw.