| Monarch | |
| Settlement Type: | Hamlet |
| Pushpin Relief: | yes |
| Pushpin Map: | Canada Alberta#Canada |
| Pushpin Map Caption: | Location of Monarch |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Alberta |
| Subdivision Type2: | Region |
| Subdivision Name2: | Southern Alberta |
| Subdivision Type3: | Census division |
| Subdivision Name3: | 2 |
| Subdivision Type4: | Municipal district |
| Subdivision Name4: | Lethbridge County |
| Government Type: | Unincorporated |
| Leader Title1: | Governing body |
| Leader Name1: | Lethbridge County Council |
| Established Title: | Established |
| Area Footnotes: | (2021) |
| Area Land Km2: | 0.39 |
| Population As Of: | 2021 |
| Population Total: | 217 |
| Population Density Km2: | 559.1 |
| Timezone: | MST |
| Utc Offset: | −07:00 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | −06:00 |
| Coordinates: | 49.8044°N -113.1078°W |
| Postal Code Type: | Postal code |
| Area Code: | 403, 587, 825 |
| Blank Name: | Highways |
| Blank1 Name: | Waterways |
Monarch is a hamlet in southern Alberta, Canada within the Lethbridge County. It is located on Highway 3A, approximately northwest of Lethbridge. It was formerly a village, existing as such from about 1913 to about 1939.
Monarch has a semi-arid climate (Köppen climate classification BSk) with an average maximum temperature of and an average minimum temperature of .
In the 2021 Census of Population conducted by Statistics Canada, Monarch had a population of 217 living in 88 of its 98 total private dwellings, a change of from its 2016 population of 227. With a land area of, it had a population density of in 2021.[1]
As a designated place in the 2016 Census of Population conducted by Statistics Canada, Monarch had a population of 227 living in 90 of its 98 total private dwellings, a change of from its 2011 population of 220. With a land area of 0.39km2, it had a population density of in 2016.[2]