Plain Population

2010–2026

712

2026 projection

4.2% since 2020 (decrease)

0200400600800201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Plain. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026712-50.70%
2025717-81.10%
2024725-30.41%
2023728-40.55%
2022732-30.41%
2021735-81.08%
2020743-253.26%
2019768-30.39%
2018771-20.26%
2017773-30.39%

Showing 10 of 17 years.

Plain Demographics

39.7median age

Median age

Female40.3 yrs
Male39.1 yrs

Adults

589
134 seniors · 23%455 other adults

Sex

Female 45.5% · 355Male 54.5% · 425

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 8 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Plain Income

$96,000median household income

Median household income

$96,000

Half of households earn more, half earn less

Median earnings

$53,125

Typical yearly pay for a worker 25 or older.

Poverty rate

6.5%

About 1 in 15 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Plain Marital Status

57% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married57%53%62%
Never married29%35%23%
Divorced8%10%7%
Widowed6%3%9%
Separated0%0%0%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201