| Johnstown | |
| Settlement Type: | Townland |
| Pushpin Map: | Ireland |
| Pushpin Map Caption: | Location of Johnstown within County Westmeath in the Republic of Ireland |
| Coordinates: | 53.5681°N -7.4358°W |
| Subdivision Type: | Country |
| Subdivision Name: | Ireland |
| Subdivision Type1: | Province |
| Subdivision Name1: | Leinster |
| Subdivision Type2: | County |
| Subdivision Name2: | County Westmeath |
| Blank Name: | Irish grid reference |
| Blank Info: | N365575 |
Johnstown is a townland in County Westmeath, Ireland. It is located about 8.3km (05.2miles) north‑west of Mullingar.
Johnstown is one of 12 townlands of the civil parish of Templeoran in the barony of Moygoish in the Province of Leinster. The townland covers 936.42acres.
The neighbouring townlands are: Ballyedward to the north, Wattstown to the north–east, Monroe to the north–east, Monroe or Johnstown (Nugent) to the east, Scurlockstown and Lugnagullagh to the south–east, Slane Beg to the south, Sonna Demesne to the west and Piercefield or Templeoran to the north–east.[1] [2]
In the 1911 census of Ireland there were 18 houses[3] and 74 inhabitants[4] in the townland.