Marion Population

1860–2026

5,519

2026 projection

4% since 2020 (decrease)

02K4K6K8K10K186018801900192019401960198020002020

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 Marion. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20265,519-360.65%
20255,555-520.93%
20245,607-130.23%
20235,620-470.83%
20225,667-440.77%
20215,711-380.66%
20205,749+1733.10%
20195,576-611.08%
20185,637-390.69%
20175,676-1432.46%

Showing 10 of 32 years.

Marion Demographics

44.8median age

Median age

Female43.6 yrs
Male45.5 yrs

Adults

4,681
1,241 seniors · 27%3,440 other adults

Sex

Female 52.2% · 2,957Male 47.8% · 2,713

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 57 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

Marion Income

$40,896median household income

Median household income

$40,896

Half of households earn more, half earn less

Median earnings

$39,219

Typical yearly pay for a worker 25 or older.

Poverty rate

20.7%

About 1 in 5 residents

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

Marion Marital Status

38% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married38%40%36%
Never married33%38%28%
Divorced17%16%19%
Widowed9%2%15%
Separated3%4%2%

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