Riverdale Population

2010–2026

221

2026 projection

0.9% since 2020 (decrease)

050100150200250201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal 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 Riverdale. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202622100.00%
2025221-10.45%
202422200.00%
2023222-10.45%
202222300.00%
202122300.00%
2020223+20.90%
2019221-20.90%
2018223-31.33%
2017226+10.44%

Showing 10 of 17 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

Riverdale has a population change higher than McLean County, and lower than North Dakota and the U.S.

  • United States+3.1%
  • North Dakota+2.5%
  • Riverdale0.0%
  • McLean County−0.2%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

Riverdale Demographics

61.6median age

Median age

Female55 yrs
Male63.4 yrs

Adults

173
52 seniors (65+) · 30% of adults121 other adults

Sex

Female 52.9% · 99Male 47.1% · 88

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 2 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

Riverdale Income

$73,333median household income

Median household income

$73,333

Half of households earn more, half earn less

Median earnings

$43,295

Typical yearly pay for a worker 25 or older.

Poverty rate

4.3%

About 1 in 23 residents

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

Riverdale Marital Status

72% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married72%74%70%
Never married16%10%22%
Divorced10%16%3%
Widowed2%0%5%
Separated0%0%0%

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