Mount Vernon URL: https://knowledge.ivjn.us/en/places/sd-mount-vernon.html Mount Vernon is a village in South Dakota, United States. ## Overview Mount Vernon is a village in [South Dakota](https://knowledge.ivjn.us/en/places/south-dakota.html), United States, with a population of about 442[^geonames]. ## Geography - Coordinates: 43.7105, -98.2604 Updated: 2026-10-29 Relations: - Located in: Davison County https://knowledge.ivjn.us/en/places/sd-davison-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip