Marion Population

1870–2026

2,868

2026 projection

1.6% since 2020 (decrease)

05001K1.5K2K2.5K3K3.5K18801900192019401960198020002020

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.
20262,868-110.38%
20252,879+50.17%
20242,874-110.38%
20232,885+20.07%
20222,883-90.31%
20212,892-240.82%
20202,916+752.64%
20192,841-321.11%
20182,873-351.20%
20172,908-441.49%

Showing 10 of 31 years.

Marion Demographics

45.5median age

Median age

Female49.7 yrs
Male41.5 yrs

Adults

2,324
718 seniors · 31%1,606 other adults

Sex

Female 51.7% · 1,491Male 48.3% · 1,395

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 29 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

$39,414median household income

Median household income

$39,414

Half of households earn more, half earn less

Median earnings

$40,131

Typical yearly pay for a worker 25 or older.

Poverty rate

25.1%

About 1 in 4 residents

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

Marion Marital Status

31% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married31%34%29%
Never married32%44%22%
Divorced23%14%30%
Widowed13%8%17%
Separated2%<1%3%

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