| Official Name: | Miller, Iowa |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Iowa#USA |
| Pushpin Label: | Miller |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name: | United States |
| Subdivision Name1: | Iowa |
| Subdivision Name2: | Hancock |
| Area Total Km2: | 5.35 |
| Area Total Sq Mi: | 2.06 |
| Area Land Km2: | 5.35 |
| Area Land Sq Mi: | 2.06 |
| Area Water Km2: | 0.00 |
| Area Water Sq Mi: | 0.00 |
| Elevation Ft: | 1227 |
| Population As Of: | 2020 |
| Population Total: | 50 |
| Population Density Km2: | 9.35 |
| Population Density Sq Mi: | 24.21 |
| Timezone: | CST |
| Utc Offset: | -6 |
| Coordinates: | 43.1839°N -93.6°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 50438 |
| Area Code: | 641 |
| Blank Name: | FIPS code |
| Blank Info: | 19-52140 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0459097 |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
Miller is an unincorporated community and census-designated place in Hancock County, Iowa, United States. As of the 2020 census, the population was 50.
As of the census of 2020,[2] there were 50 people, 16 households, and 10 families residing in the community. The population density was 24.2 inhabitants per square mile (9.3/km2). There were 26 housing units at an average density of 12.6 per square mile (4.9/km2). The racial makeup of the community was 88.0% White, 0.0% Black or African American, 0.0% Native American, 0.0% Asian, 0.0% Pacific Islander, 0.0% from other races and 12.0% from two or more races. Hispanic or Latino persons of any race comprised 8.0% of the population.
Of the 16 households, 12.5% of which had children under the age of 18 living with them, 62.5% were married couples living together, 0.0% were cohabitating couples, 6.2% had a female householder with no spouse or partner present and 31.2% had a male householder with no spouse or partner present. 37.5% of all households were non-families. 37.5% of all households were made up of individuals, 12.5% had someone living alone who was 65 years old or older.
The median age in the community was 46.5 years. 28.0% of the residents were under the age of 20; 0.0% were between the ages of 20 and 24; 20.0% were from 25 and 44; 36.0% were from 45 and 64; and 16.0% were 65 years of age or older. The gender makeup of the community was 14.0% male and 86.0% female.
Miller was platted in 1895.[3] The population of the community was just 10 in 1902,[4] but had increased to 165 by 1925.[5]
Miller is a part of the Garner–Hayfield–Ventura Community School District. It was previously in the Garner–Hayfield Community School District,[6] which merged into the current GHV district on July 1, 2015.[7]