&sq=Albert Einstein&lang=en&file=File:IRL_R181.svg) | |
|---|---|
| Bóthar R181 | |
&sq=Albert Einstein&lang=en&file=File:Castleblayney_-_geograph.org.uk_-_309622.jpg) Muckno Street, Castleblayney, on the R181 | |
| Route information | |
| Length | 28 km (17 mi) |
| Location | |
| Country | Ireland |
| Primary destinations | |
| Highway system | |
The R181 is a regional road in Ireland, running from the R162 near Shercock to the border with Northern Ireland near Keady, where it meets the B32.