Marshall County Population

1840–2026

34,899

2026 projection

3.3% since 2020 (increase)

010K20K30K40K1840186018801900192019401960198020002020

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.
202634,899+2450.71%
202534,654+2450.71%
202434,409+2520.74%
202334,157+2760.81%
202233,881+2300.68%
202133,651-1290.38%
202033,780-1,5224.31%
201935,302-1890.53%
201835,491-1310.37%
201735,622-1720.48%

Showing 10 of 33 years.

Marshall County Demographics

41.9median age

Median age

Female43.7 yrs
Male40.7 yrs

Adults

26,923
6,469 seniors (65+) · 24% of adults20,454 other adults

Sex

Female 49.9% · 16,957Male 50.1% · 17,022

Population by age

MaleFemale85+ years, male: 12585+ years, female: 37180–84 years, male: 22680–84 years, female: 23075–79 years, male: 65275–79 years, female: 83670–74 years, male: 1,07470–74 years, female: 1,10665–69 years, male: 79765–69 years, female: 1,05260–64 years, male: 1,17060–64 years, female: 1,17555–59 years, male: 1,24855–59 years, female: 1,25550–54 years, male: 1,18250–54 years, female: 1,03145–49 years, male: 1,06445–49 years, female: 1,03740–44 years, male: 1,10840–44 years, female: 96535–39 years, male: 87535–39 years, female: 85030–34 years, male: 1,06330–34 years, female: 1,01725–29 years, male: 1,22525–29 years, female: 1,03220–24 years, male: 1,21520–24 years, female: 1,02415–19 years, male: 96515–19 years, female: 1,12710–14 years, male: 1,10310–14 years, female: 7955–9 years, male: 9655–9 years, female: 1,1290–4 years, male: 9650–4 years, female: 92585+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

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 340 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

$53,458median household income

Median household income

$53,458

Half of households earn more, half earn less

Median earnings

$42,500

Typical yearly pay for a worker 25 or older.

Poverty rate

23%

About 1 in 4 residents

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

Marshall County Marital Status

42% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married42%42%42%
Never married37%43%31%
Divorced12%9%14%
Widowed7%4%11%
Separated2%2%2%

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

Sources

8 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year