Keystone, Iowa

From Wikipedia, the free encyclopedia

Keystone is a city in Benton County, Iowa, United States. The population was 687 at the 2000 census.

[edit] Geography

Keystone is located at 42°0′3″N, 92°11′55″W (42.000915, -92.198544)^GR1.

According to the United States Census Bureau, the city has a total area of 1.0 km² (0.4 mi²), all land.

[edit] Demographics

As of the census^GR2 of 2000, there were 687 people, 273 households, and 174 families residing in the city. The population density was 716.9/km² (1,855.3/mi²). There were 281 housing units at an average density of 293.2/km² (758.9/mi²). The racial makeup of the city was 99.42% White, 0.15% African American, and 0.44% from two or more races. Hispanic or Latino of any race were 0.29% of the population.

There were 273 households out of which 30.4% had children under the age of 18 living with them, 55.3% were married couples living together, 6.2% had a female householder with no husband present, and 35.9% were non-families. 32.6% of all households were made up of individuals and 22.7% had someone living alone who was 65 years of age or older. The average household size was 2.37 and the average family size was 3.05.

In the city the population was spread out with 24.7% under the age of 18, 8.2% from 18 to 24, 23.6% from 25 to 44, 15.4% from 45 to 64, and 28.1% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 87.2 males. For every 100 females age 18 and over, there were 82.0 males.

The median income for a household in the city was $36,458, and the median income for a family was $48,750. Males had a median income of $33,333 versus $19,375 for females. The per capita income for the city was $18,215. About 1.7% of families and 2.7% of the population were below the poverty line, including 2.4% of those under age 18 and 1.4% of those age 65 or over.