To date she has published five collections of poetry:
- Listening to the Night (Smith/Doorstop, 2018)
- The Gift of Boats (Smith/Doorstop, 2010)
- Waiting for H5N1 (Templar Poetry, 2007)
- Teach Yourself Mapmaking (Smith/Doorstop, 2006)
- Circumnavigation (Smith/Doorstop, 2002)
Routh has also published a place journal Falling Into Place (Smith/Doorstop, 2014).