| Official Name: | Millville, Iowa |
| Settlement Type: | Unincorporated |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Clayton |
| Unit Pref: | Imperial |
| Area Total Km2: | 0.18 |
| Area Land Km2: | 0.18 |
| Area Water Km2: | 0 |
| Area Total Sq Mi: | 0.067 |
| Area Land Sq Mi: | 0.067 |
| Area Water Sq Mi: | 0 |
| Population As Of: | 2010 |
| Population Est: | 29 |
| Pop Est As Of: | 2012[1] |
| Population Total: | 30 |
| Population Density Km2: | 165.5 |
| Population Density Sq Mi: | 428.6 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation M: | 191 |
| Elevation Ft: | 627 |
| Coordinates: | 42.7042°N -91.0761°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 52052 |
| Area Code: | 563 |
| Blank Name: | FIPS code |
| Blank Info: | 19-52410 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0459117 |
Millville is an unincorporated town and former city in Clayton County, Iowa, United States. The population was 30 at the 2010 census, up from 23 in the 2000 census, before it became unincorporated.
The population of Millville was 26 in 1940.[2]
The city of Millville was incorporated in 1967. In mid 2014, the city of Millville disincorporated due to a population decrease.
Millville is best known for the Millville Poltergeist that shook the small sub-division of Guttenberg in 1960.[3]
The community is located at 42.7036°N -91.0764°W. It lies along the Turkey River and is located on U.S. Route 52.
According to the 2010 census, the city had a total area of, all land.[4]
Millville has a seasonal connection across the Mississippi River to Cassville, Wisconsin via the Cassville Car Ferry.
In October 2013, the city started undergoing the process of unincorporating itself, and formally became unincorporated in July 2014.[5]
As of the census[6] of 2010, there were 30 people, 12 households, and 9 families living in the city. The population density was 428.6PD/sqmi. There were 12 housing units at an average density of 171.4/sqmi. The racial makeup of the city was 100.0% White.
There were 12 households, of which 25.0% had children under the age of 18 living with them, 58.3% were married couples living together, 16.7% had a male householder with no wife present, and 25.0% were non-families. 16.7% of all households were made up of individuals. The average household size was 2.50 and the average family size was 2.78.
The median age in the city was 38 years. 23.3% of residents were under the age of 18; 13.3% were between the ages of 18 and 24; 23.4% were from 25 to 44; 20% were from 45 to 64; and 20% were 65 years of age or older. The gender makeup of the city was 56.7% male and 43.3% female.
As of the census[7] of 2000, there were 23 people, 10 households, and 8 families living in the city. The population density was 342.6sp=usNaNsp=us. There were 11 housing units at an average density of 163.9sp=usNaNsp=us. The racial makeup of the city was 100.00% White.
There were 10 households, out of which 20.0% had children under the age of 18 living with them, 80.0% were married couples living together, and 20.0% were non-families. 20.0% of all households were made up of individuals, and none had someone living alone who was 65 years of age or older. The average household size was 2.30 and the average family size was 2.63.
In the city, the population was spread out, with 21.7% under the age of 18, 17.4% from 25 to 44, 34.8% from 45 to 64, and 26.1% who were 65 years of age or older. The median age was 56 years. For every 100 females, there were 76.9 males. For every 100 females age 18 and over, there were 100.0 males.
The median income for a household in the city was $29,583, and the median income for a family was $29,583. Males had a median income of $6,250 versus $27,500 for females. The per capita income for the city was $14,378. None of the population and none of the families were below the poverty line.