| Tallanstown | |
| Native Name Lang: | ga |
| Settlement Type: | Village |
| Pushpin Map: | Ireland |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Ireland |
| Subdivision Type: | Country |
| Subdivision Name: | Ireland |
| Subdivision Type1: | Province |
| Subdivision Name1: | Leinster |
| Subdivision Type3: | County |
| Subdivision Name3: | County Louth |
| Leader Title1: | Dáil constituency |
| Leader Name1: | Louth |
| Leader Title2: | EP constituency |
| Leader Name2: | Midlands–North-West |
| Unit Pref: | Metric |
| Population As Of: | 2016 |
| Population Footnotes: | [1] |
| Population: | 674 |
| Population Density Km2: | auto |
| Utc Offset1: | +0 |
| Timezone1 Dst: | IST (WEST) |
| Utc Offset1 Dst: | -1 |
| Coordinates: | 53.9196°N -6.5479°W |
| Area Code: | 042, +353 42 |
| Blank Name: | Irish Grid Reference |
Tallanstown (Irish: Baile an Tallúnaigh)[2] is a village in County Louth, Ireland. It lies on the R171 Regional road and on the banks of the River Glyde, 11 km southwest of Dundalk. It was the winner of the 2010 Tidy Towns competition.[3] The village is in a townland and civil parish of the same name.[2]