Arrow Rock is a village in Saline County, Missouri, United States, located near the Missouri River. The village has important historical significance related to westward expansion, the Santa Fe Trail and 19th century artist George Caleb Bingham. The state’s first state historic site is located here and the entire village is part of the National Historic Landmark Arrow Rock Historic District, designated by the Department of the Interior, National Park Service in 1963. Many structures within the village are also individually listed on the National Register of Historic Places. Several locations are also certified sites of the Lewis and Clark National Historic Trail and the Santa Fe National Historic Trail.
Arrow Rock is located at 39°4′12″N 92°56′51″W / 39.07000°N 92.94750°W / 39.07000; -92.94750 (39.070117, -92.947364). According to the United States Census Bureau, the village has a total area of 0.13 square miles (0.34 km), all land.
As of the census of 2010, there were 56 people, 36 households, and 16 families residing in the village. The population density was 430.8 inhabitants per square mile (166.3/km). There were 61 housing units at an average density of 469.2 per square mile (181.2/km). The racial makeup of the village was 98.2% White and 1.8% from two or more races.
There were 36 households of which 2.8% had children under the age of 18 living with them, 38.9% were married couples living together, 5.6% had a female householder with no husband present, and 55.6% were non-families. 47.2% of all households were made up of individuals and 8.4% had someone living alone who was 65 years of age or older. The average household size was 1.56 and the average family size was 2.06.
The median age in the village was 61.7 years. 1.8% of residents were under the age of 18; 0% were between the ages of 18 and 24; 12.6% were from 25 to 44; 44.6% were from 45 to 64; and 41.1% were 65 years of age or older. The gender makeup of the village was 46.4% male and 53.6% female.
As of the census of 2000, there were 79 people, 39 households, and 24 families residing in the town. The population density was 592.5 people per square mile (234.6/km²). There were 62 housing units at an average density of 465.0 per square mile (184.1/km²). The racial makeup of the town was 100.00% White.
There were 39 households out of which 17.9% had children under the age of 18 living with them, 48.7% were married couples living together, 12.8% had a female householder with no husband present, and 35.9% were non-families. 30.8% of all households were made up of individuals and 20.5% had someone living alone who was 65 years of age or older. The average household size was 2.03 and the average family size was 2.52.
In the town the population was spread out with 13.9% under the age of 18, 3.8% from 18 to 24, 11.4% from 25 to 44, 35.4% from 45 to 64, and 35.4% who were 65 years of age or older. The median age was 57 years. For every 100 females, there were 97.5 males. For every 100 females age 18 and over, there were 88.9 males.
The median income for a household in the town was $45,000, and the median income for a family was $46,875. Males had a median income of $46,250 versus $35,417 for females. The per capita income for the town was $28,344. None of the population and none of the families were below the poverty line.