Cairnbrook is a census-designated place and coal town in Shade Township, Somerset County, Pennsylvania, United States. The community is located along Pennsylvania Route 160 within a mile of the borough of Central City. As of the 2010 census the population was 520 residents.
| post code | city | state | latitude | longitude |
|---|---|---|---|---|
| 15924 | Cairnbrook | PA | 40.12491 | -78.81824 |