Plainview was incorporated as a city in 1992. The city government has subsequently paved many local streets, installed street lighting, enacted zoning, provided a mass recycling location and developed a walking trail.
As of the census of 2000, there were 1,866 people, 658 households, and 532 families residing in the city. The population density was 289.2 people per square mile. There were 724 housing units at an average density of 112.2 per square mile. The racial makeup of the city was 98.23% White, 0.05% African American, 0.21% Native American, 0.59% Asian, 0.05% from other races, and 0.86% from two or more races. Hispanic or Latino of any race were 0.32% of the population. The three most common countries of origin are Mexico, El Salvador, and Germany. Ninety-nine percent of people living in the town are citizens. There were 658 households out of which 43.9% had children under the age of 18 living with them, 66.3% were married couplesliving together, 9.7% had a female householder with no husband present, and 19.0% were non-families. 15.0% of all households were made up of individuals and 3.8% had someone living alone who was 65 years of age or older. The average household size was 2.82 and the average family size was 3.11. In the city, the population was spread out with 29.0% under the age of 18, 10.0% from 18 to 24, 31.7% from 25 to 44, 22.1% from 45 to 64, and 7.2% who were 65 years of age or older. The median age was 32 years. For every 100 females, there were 96.6 males. For every 100 females age 18 and over, there were 96.1 males. The average age for people living in this city is higher than the Tennessee average, at 43.5 years. That compared to the state average of 38.7 years. The median income for a household in the city was $39,659, and the median income for a family was $39,444. Males had a median income of $26,505 versus $19,375 for females. The per capita income for the city was $13,384. About 9.1% of families and 11.8% of the population were below the poverty line, including 15.3% of those under age 18 and 11.5% of those age 65 or over.
Economy
The average income for someone living in Plainview is $39,659. The unemployment rate is 5.5%. The three most common occupations are administrative, production, and sales.
Education
There are no schools in Plainview. K-5 students attend Luttrell Elementary School in Luttrell. 6-8 grade students attend Horace Maynard Middle School and 9-12 grade students attend Union County High School both in Maynardville.
Postal service
Plainview does not have its own post office or zip code, so locations in the city are divided between Corryton and Luttrell mailing addresses.