Garrycastle is a townland in Athlone, County Westmeath, Ireland.
[2] The townland stands in east side of the Athlone town, and contains a section of the M6 motorway.
The townland also contains a section of the Athlone to Mullingar Cycleway, which is part of the larger Dublin-Galway Greenway, as well as the Athlone Business and Technology Park.
This business park contains a number of businesses including IDA Ireland, ESB Group and Teleflex.
This article related to the geography of County Westmeath, Ireland is a stub.