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Harmon

North DakotaCDP

Photograph of Harmon
Featured view

Harmon

Total population

198

Median home value

$444,400

33.6%

Bachelor's+

Median income

$113,500

Harmon$114k
National$74k
Elevation1647 m
Land area4.06 km²
Weather71°F · Mostly Sunny
Coordinates46.95°, -100.96°

Demographic figures from US Census Bureau · ACS 5-year estimates. Overview below cites Wikipedia and may reference a different year.

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Active weather alerts
  • Dense Fog Advisory · Moderate
    Dense Fog Advisory issued September 17 at 6:07AM CDT until September 17 at 11:00AM CDT by NWS Bismarck ND

Source: NOAA National Weather Service.

City facts

Elevation
1647 m
Area
4.06 km²

Facts from Wikidata (CC0).

Overview

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.

Read more on Wikipedia

History & geography

History

Harmon was platted and sited on July 23, 1913, by Willis T. McConnell and named for two bachelor brothers, George and H.H. Harmon. The town went into decline during the Depression in the 1930s and virtually disappeared. The original cemetery is still in use. On January 15, 1951, two Northern Pacific freight trains collided outside of town. The town has repopulated in the 20th century.

Geography

Harmon is east of North Dakota Highway 1806, north of Mandan. The original townsite is along the western edge of the Missouri River floodplain, with current development sited in the western part of the CDP, above the river bluffs. Harmon Lake Recreation Area is on the west side of Highway 1806, on a reservoir built on Otter Creek, a tributary of the Missouri. According to the United States Census Bureau, the CDP has a total area of , all land.

Read full article on Wikipedia

Excerpted from the corresponding Wikipedia article (CC BY-SA).

Demographics & economy

Median age
33.3
Median home value
$444,400
Housing units
68
Poverty rate
0%
Unemployment
0%

Race & ethnicity

White
100%
Black
0%
Asian
0%
Hispanic
0%

Source: US Census Bureau — American Community Survey, 5-year estimates.

Geography

Latitude
46.9544
Longitude
-100.9570
Water area
—
View on OpenStreetMap

Coordinates & boundaries from the US Census TIGER/Line shapefiles.

Climate

Current forecast

This Afternoon
71°F
Mostly Sunny
Tonight
41°F
Mostly Cloudy
Thursday
69°F
Mostly Sunny
Thursday Night
42°F
Partly Cloudy
Friday
78°F
Mostly Sunny
Friday Night
49°F
Partly Cloudy

Forecast for Harmon, ND from NOAA NWS API.

Air quality

Industrial & pollution facilities

Natural hazard risk

Health (adults)

High blood pressure
27.4%
Diabetes
7.5%
Adult obesity
37%
Binge drinking
22.4%
Adult smoking
12.4%
No leisure activity
20.9%

Age-adjusted prevalence estimates from CDC PLACES (latest release).

Walkability

Amenities nearby

Wildlife & biodiversity

Observations (last 5 yrs, 10 mi)
30,399
Distinct species (top 10)
10

Most-observed species

  • American Robin
    Turdus migratorius Linnaeus, 1766 · Aves
    1,463
  • Black-capped Chickadee
    Poecile atricapillus (Linnaeus, 1766) · Aves
    1,272
  • House Sparrow
    Passer domesticus (Linnaeus, 1758) · Aves
    1,124
  • House Finch
    Haemorhous mexicanus (P.L.Statius Müller, 1776) · Aves
    886
  • Eurasian Collared-Dove
    Streptopelia decaocto (Frivaldszky, 1838) · Aves
    826
  • Mourning Dove
    Zenaida macroura (Linnaeus, 1758) · Aves
    813
  • Common Grackle
    Quiscalus quiscula (Linnaeus, 1758) · Aves
    756
  • European Starling
    Sturnus vulgaris Linnaeus, 1758 · Aves
    675

Citizen-science & research observations from the Global Biodiversity Information Facility (GBIF).

Schools

Earthquake history

Quakes ≥ 2.5 (25 yrs, 62 mi)
1
Largest magnitude
2.6
Largest event
2008-11-15

Most recent

Events from the USGS Earthquake Catalog (global) (FDSN Event Web Service).

Photos

Sights & places nearby

Notable people from here

Nearby places in North Dakota

Browse all places in North Dakota →

Geography & sun

Avg solar (kWh/m²/day)
4.03
Annual solar (kWh/m²)
1,470

Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.

Nearby airports

Public attention

Wikipedia views (last 30 days)
58
Avg daily Wikipedia views
2
Attention level
Obscure

Pageview totals from the Wikimedia Pageviews API.

Books about Harmon

Search results from Open Library.

Recent natural events nearby

Wildfires, storms and other events from NASA EONET (last 12 months, within 250 mi).

Ground air-quality sensors

Recently spotted species

Research-grade observations from iNaturalist (within ~15 mi).

Nearest stream gauge

Site
BURNT CREEK NEAR BISMARCK, ND
Distance
7.3 mi
Gage height
4.82 ft

Live readings from USGS NWIS · measured 2026-10-07 16:00 UTC.

Events

Sources

  • • Wikipedia
  • • US Census Bureau (ACS 5-year estimates)
  • • NOAA National Weather Service
  • • Wikidata
  • • USGS Earthquake Catalog (global feed)
  • • USGS NWIS (water data)
  • • GBIF (Global Biodiversity Information Facility)
  • • iNaturalist
  • • CDC PLACES
  • • Open-Meteo / sunrise-sunset.org
  • • Wikipedia Pageviews API
  • • Open Library
  • • NASA EONET