Marshall County Population

1880–2026

8,808

2026 projection

2.4% since 2020 (decrease)

05K10K15K20K18801900192019401960198020002020

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 Marshall County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20268,808+100.11%
20258,798+100.11%
20248,788-400.45%
20238,828-450.51%
20228,873-1251.39%
20218,998-270.30%
20209,025-3203.42%
20199,345-280.30%
20189,373+140.15%
20179,359-100.11%

Showing 10 of 29 years.

Marshall County Demographics

43.2median age

Median age

Female44.1 yrs
Male42.3 yrs

Adults

6,829
2,051 seniors (65+) · 30% of adults4,778 other adults

Sex

Female 48.7% · 4,340Male 51.3% · 4,569

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 89 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

Marshall County Income

$72,543median household income

Median household income

$72,543

Half of households earn more, half earn less

Median earnings

$52,261

Typical yearly pay for a worker 25 or older.

Poverty rate

8.3%

About 1 in 12 residents

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

Marshall County Marital Status

56% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married56%55%57%
Never married27%31%23%
Divorced10%10%9%
Widowed7%3%10%
Separated<1%<1%<1%

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