Diagonal, Iowa
| Diagonal, Iowa | |
|---|---|
| City | |
 Location of Diagonal, Iowa |
|
| Coordinates: 40°48′32″N 94°20′29″W / 40.80889°N 94.34139°WCoordinates: 40°48′32″N 94°20′29″W / 40.80889°N 94.34139°W | |
| Country |
 United States
|
| State |
 Iowa
|
| County | Ringgold |
| Area | |
| • Total | 0.90 sq mi (2.33 km2) |
| • Land | 0.90 sq mi (2.33 km2) |
| • Water | 0 sq mi (0 km2) |
| Elevation | 1,148 ft (350 m) |
| Population (2010) | |
| • Total | 330 |
| • Estimate (2016) | 326 |
| • Density | 367/sq mi (141.6/km2) |
| Time zone | Central (CST) (UTC-6) |
| • Summer (DST) | CDT (UTC-5) |
| ZIP code | 50845 |
| Area code(s) | 641 |
| FIPS code | 19-21270 |
| GNIS feature ID | 0455904 |
Diagonal is a city in Ringgold County, Iowa, United States. The population was 330 at the 2010 census.
The community was named for the fact two railroads intersected diagonally near the town site.
Diagonal is located at 40°48′32″N 94°20′29″W / 40.80889°N 94.34139°W (40.808819, -94.341510) along the Grand River.
According to the United States Census Bureau, the city has a total area of 0.90 square miles (2.33 km2), all of it land.
As of the census of 2010, there were 330 people, 119 households, and 71 families residing in the city. The population density was 366.7 inhabitants per square mile (141.6/km2). There were 145 housing units at an average density of 161.1 per square mile (62.2/km2). The racial makeup of the city was 97.9% White, 0.3% African American, and 1.8% Native American.
There were 119 households of which 24.4% had children under the age of 18 living with them, 51.3% were married couples living together, 6.7% had a female householder with no husband present, 1.7% had a male householder with no wife present, and 40.3% were non-families. 37.0% of all households were made up of individuals and 17.6% had someone living alone who was 65 years of age or older. The average household size was 2.13 and the average family size was 2.79.
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