Harmon
Census-designated place in Morton County, North Dakota

Harmon is an unincorporated community (census-designated place) in Morton County, North Dakota, with 259 residents (2020 Census). It sits at 1,647 ft (502 m) above sea level. The nearest town is Mandan, 9.2 miles S.
- 259residents (2020 Census)
- 1,647 ftelevation · 502 m
- 1.6 sq miland area · 4.1 km²
- 165 / sq mipopulation density
- 58503ZIP code
About Harmon
Harmon is a census-designated place (CDP) and unincorporated community in Morton County, North Dakota, United States. The population was 259 as of the 2020 census, and was estimated at 199 in 2025. It is 9.5 miles (15.3 km) north of Mandan.
Text: Wikipedia · CC BY-SA 4.0
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Living in Harmon
- Median household income
- $113,500
- Median home value
- $444,400
- Median age
- 33.3
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Map of Harmon
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Open in Google Maps ›Harmon, ND population
Harmon had 259 residents in the 2020 Census.
| 2020 Census | 259 |
|---|---|
| Density | 165 per sq mi (64 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Harmon at a glance
| State | North Dakota (ND) |
|---|---|
| County | Morton County |
| Type | Census-designated place |
| Population | 259 (2020) |
| Land area | 1.57 sq mi (4.1 km²) |
| Elevation | 1,647 ft (502 m) |
| Coordinates | 46.9544° N, 100.9570° W |
| ZIP code | 58503 |
| Census code (GEOID) | 3835500 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Harmon
- Mandan9.2 mi S
- Bismarck13.1 mi SE
- Wilton16.3 mi NE
- Lincoln17.9 mi SE
- Apple Valley19.2 mi SE
- Center19.5 mi NW
- Menoken22.3 mi SE
- New Salem23.1 mi W
- Washburn23.7 mi N
- Regan24.6 mi NE
- Stanton32.1 mi NW
- Wing34.3 mi NE
Straight-line distance between town centers.
Frequently asked questions about Harmon
What county is Harmon in?
Harmon is in Morton County, North Dakota.
What is the population of Harmon, ND?
259 people lived in Harmon at the 2020 Census.
What is the ZIP code of Harmon, ND?
The ZIP code of Harmon is 58503.
What is the elevation of Harmon?
1,647 feet (502 m) above sea level.
What towns are near Harmon?
Mandan (9.2 mi), Bismarck (13.1 mi), Wilton (16.3 mi), Lincoln (17.9 mi), Apple Valley (19.2 mi).
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