Riverside Population

2010–2026

346

2026 projection

5.2% since 2020 (increase)

050100150200250300350201020122014201620182020202220242026

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 Riverside. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026346+30.87%
2025343+20.59%
2024341+72.10%
2023334+30.91%
202233100.00%
2021331+20.61%
2020329+61.86%
2019323+61.89%
2018317+51.60%
2017312+61.96%

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

Riverside is growing faster than Washington and the U.S., and slower than Okanogan County.

  • Okanogan County+7.3%
  • Riverside+4.9%
  • Washington+3.5%
  • United States+3.1%

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.

Riverside Demographics

37.5median age

Median age

Female43 yrs
Male32.5 yrs

Adults

360
69 seniors (65+) · 19% of adults291 other adults

Sex

Female 49.7% · 234Male 50.3% · 237

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 5 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

Riverside Income

$40,625median household income

Median household income

$40,625

Half of households earn more, half earn less

Median earnings

$34,231

Typical yearly pay for a worker 25 or older.

Poverty rate

30%

About 1 in 3 residents

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

Riverside Marital Status

33% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married33%33%33%
Never married30%44%17%
Divorced19%12%25%
Widowed16%11%21%
Separated3%0%5%

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