Union Star
Town in DeKalb County, Missouri

Union Star is a town in DeKalb County, Missouri, with 380 residents (2020 Census). It sits at 958 ft (292 m) above sea level. The nearest town is King City, 6.3 miles NE.
- 380residents (2020 Census)
- 958 ftelevation · 292 m
- 0.3 sq miland area · 0.7 km²
- 1,452 / sq mipopulation density
- 64494ZIP code
About Union Star
Union Star is a city in northwest DeKalb County, Missouri, United States, along the Third Fork Platte River. The population was 380 at the 2020 census. It is part of the St. Joseph, MO–KS Metropolitan Statistical Area.
Text: Wikipedia · CC BY-SA 4.0
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Living in Union Star
- Median household income
- $61,299
- Median home value
- $105,700
- Median rent
- $913/mo
- Median age
- 27.4
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Map of Union Star
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Open in Google Maps ›Union Star, MO population
Union Star had 380 residents in the 2020 Census.
| 2020 Census | 380 |
|---|---|
| Density | 1,452 per sq mi (560 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Union Star at a glance
| State | Missouri (MO) |
|---|---|
| County | DeKalb County |
| Type | Town |
| Population | 380 (2020) |
| Land area | 0.26 sq mi (0.7 km²) |
| Water area | 0.00 sq mi (0.00 km²) |
| Elevation | 958 ft (292 m) |
| Coordinates | 39.9794° N, 94.5982° W |
| ZIP code | 64494 |
| Census code (GEOID) | 2975130 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Union Star
- King City6.3 mi NE
- Cosby9.1 mi SW
- Rea10.4 mi NW
- Amity11.6 mi SE
- Clarksdale11.7 mi S
- Savannah12.5 mi W
- Rosendale12.6 mi W
- Maysville13.8 mi SE
- Guilford15.0 mi NW
- Bolckow15.1 mi NW
- Country Club15.1 mi SW
- Stewartsville16.3 mi S
Straight-line distance between town centers.
Frequently asked questions about Union Star
What county is Union Star in?
Union Star is in DeKalb County, Missouri.
What is the population of Union Star, MO?
380 people lived in Union Star at the 2020 Census.
What is the ZIP code of Union Star, MO?
The ZIP code of Union Star is 64494.
What is the elevation of Union Star?
958 feet (292 m) above sea level.
What towns are near Union Star?
King City (6.3 mi), Cosby (9.1 mi), Rea (10.4 mi), Amity (11.6 mi), Clarksdale (11.7 mi).
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