| Official Name: | Lake Viking, Missouri |
| Settlement Type: | Census-designated place |
| Pushpin Map: | USA Missouri |
| Pushpin Label: | Lake Viking |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Missouri |
| Subdivision Type2: | County |
| Subdivision Name2: | Daviess |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 22.66 |
| Area Land Km2: | 20.40 |
| Area Water Km2: | 2.26 |
| Area Total Sq Mi: | 8.75 |
| Area Land Sq Mi: | 7.88 |
| Area Water Sq Mi: | 0.87 |
| Population As Of: | 2020 |
| Population Total: | 486 |
| Population Density Km2: | 23.82 |
| Population Density Sq Mi: | 61.70 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 866 |
| Coordinates: | 39.9253°N -94.0692°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 64640 |
| Area Code: | 660 |
| Blank Name: | FIPS code |
| Blank Info: | 29-40304 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2587085 |
Lake Viking is an unincorporated community and census-designated place (CDP) in Daviess County, Missouri, United States. The population was 486 at the 2020 census.[2]
The Lake Viking CDP is located southwest of the center of Daviess County, around a reservoir named Lake Viking, an impoundment on South Big Creek, a tributary of the Grand River. The CDP extends southwest as far as the village of Altamont. The community is 3miles east of Interstate 35 and northeast of Kansas City.
According to the United States Census Bureau, the CDP has a total area of 22.7sqkm, of which 20.4sqkm is land and 2.26sqkm, or 9.97%, is water.[3]