| Official Name: | Pine Brook |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Minnesota#USA |
| Pushpin Label: | Pine Brook |
| Pushpin Label Position: | left |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Minnesota |
| Subdivision Type2: | County |
| Subdivision Name2: | Isanti |
| Subdivision Type3: | Township |
| Subdivision Name3: | Wyanett Township and Springvale Township |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 971 |
| Coordinates: | 45.5869°N -93.3886°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 55008 |
| Area Code: | 763 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 654880 |
Pine Brook is an unincorporated community in Isanti County, Minnesota, United States.
The community is located between Cambridge and Princeton at the junction of State Highway 47 (MN 47) and State Highway 95 (MN 95).
Pine Brook is located within Wyanett Township and Springvale Township. Nearby places also include Bradford, Dalbo, and Springvale County Park. Pine Brook flows through the community.