Miller County Population

1880–2026

42,354

2026 projection

0.5% since 2020 (decrease)

010K20K30K40K50K18801900192019401960198020002020

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 Miller County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202642,354-30.01%
202542,357-30.01%
202442,360-1120.26%
202342,472-290.07%
202242,501+410.10%
202142,460-1260.30%
202042,586-7841.81%
201943,370-610.14%
201843,431-3880.89%
201743,819+430.10%

Showing 10 of 29 years.

Miller County Demographics

39.3median age

Median age

Female41.3 yrs
Male37.2 yrs

Adults

32,461
7,246 seniors (65+) · 22% of adults25,215 other adults

Sex

Female 50.2% · 21,268Male 49.8% · 21,092

Population by age

MaleFemale85+ years, male: 12185+ years, female: 39180–84 years, male: 55980–84 years, female: 60475–79 years, male: 49775–79 years, female: 72870–74 years, male: 94370–74 years, female: 1,17665–69 years, male: 1,08365–69 years, female: 1,14460–64 years, male: 1,38060–64 years, female: 1,57355–59 years, male: 1,30855–59 years, female: 1,24750–54 years, male: 1,27750–54 years, female: 1,33045–49 years, male: 1,20145–49 years, female: 1,36640–44 years, male: 1,63740–44 years, female: 1,35635–39 years, male: 1,17635–39 years, female: 1,37630–34 years, male: 1,39530–34 years, female: 1,41925–29 years, male: 1,23525–29 years, female: 1,28420–24 years, male: 1,53020–24 years, female: 98415–19 years, male: 1,47615–19 years, female: 1,40810–14 years, male: 1,85510–14 years, female: 1,4335–9 years, male: 1,1555–9 years, female: 1,2780–4 years, male: 1,2640–4 years, female: 1,17185+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K1.5K1.5K

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 424 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

Miller County Income

$48,836median household income

Median household income

$48,836

Half of households earn more, half earn less

Median earnings

$42,600

Typical yearly pay for a worker 25 or older.

Poverty rate

24.6%

About 1 in 4 residents

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

Miller County Marital Status

41% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married41%42%39%
Never married33%35%31%
Divorced16%18%15%
Widowed9%4%13%
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