| Official Name: | Plainview, Iowa |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Iowa |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Iowa |
| Subdivision Type2: | County |
| Subdivision Name2: | Scott |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 1.43 |
| Area Land Km2: | 1.43 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 0.55 |
| Area Land Sq Mi: | 0.55 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 19 |
| Population Density Km2: | 13.28 |
| Population Density Sq Mi: | 34.42 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 725 |
| Coordinates: | 41.6683°N -90.7828°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 52773[2] |
| Area Code: | 563 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 460201 |
Plainview is an unincorporated community and census-designated place in Cleona and Hickory Grove Townships, Scott County, Iowa, United States.[3] Plainview is located along Iowa Highway 130 north of Walcott.[4]
As of the census of 2020,[5] there were 19 people, 11 households, and 9 families residing in the community. The population density was 34.4 inhabitants per square mile (13.3/km2). There were 12 housing units at an average density of 21.7 per square mile (8.4/km2). The racial makeup of the community was 89.5% White, 0.0% Black or African American, 0.0% Native American, 0.0% Asian, 0.0% Pacific Islander, 0.0% from other races and 10.5% from two or more races. Hispanic or Latino persons of any race comprised 0.0% of the population.
Of the 11 households, 54.5% of which had children under the age of 18 living with them, 81.8% were married couples living together, 0.0% were cohabitating couples, 0.0% had a female householder with no spouse or partner present and 18.2% had a male householder with no spouse or partner present. 18.2% of all households were non-families. 18.2% of all households were made up of individuals, 0.0% had someone living alone who was 65 years old or older.
The median age in the community was 57.3 years. 5.3% of the residents were under the age of 20; 0.0% were between the ages of 20 and 24; 31.6% were from 25 and 44; 26.3% were from 45 and 64; and 36.8% were 65 years of age or older. The gender makeup of the community was 57.9% male and 42.1% female.
Plainview's population was 27 in 1902,[6] and 225 in 1925.[7] The population was 18 in 1940.[8]
Plainview was an incorporated community until 1987.