Overview
12,298
Total Population
54.4
Median age
48.09%
Female population %
107.9:100
Gender ratio (M:F)
65-69 years
Largest age group
84.2
Total dependency ratio
White
Largest racial group
403
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Sanders County's population is old compared to the rest of the country:
- The median age in Sanders County is 54.4, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Sanders County's population under 18 was 17.60%, compared to the 22.51% nationwide.
- Sanders County's elderly or the senior population (over 65 age) was 31.33% as compared to 16.04% nationwide.
- Of the total population in Sanders County, 14.38% were under the age of 15, 12.03% aged 15 to 29, 42.25% aged 30 to 64, 28.26% aged 65 to 84, and 3.07% were 85 years of age and older.
![Sanders County, MT population by age group The graph shows Sanders County's population by age group, with age group on x-axis and the respective age group's percent of the total population on y-axis](https://i.neilsberg.com/ch/sanders-county-mt-population-by-age-group.jpeg)
Read more about Sanders County, MT population by age ➔
Gender
There are 470 less females than males in Sanders County:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 48.09% females and 51.91% males in Sanders County, MT.
- The Sanders County, MT gender ratio is 107.9:100 i.e. 107.9 men to 100 women (1.079).
- For male population, the largest age group is 70-74 years with a population of 687.
- For the female population, the largest age group is 65-69 years with a population of 704.
![Sanders County, MT population by gender and age The grouped bar chart shows Sanders County, MT population by age and gender across 18 age groups, defined between the age of 0 and 85 and above. The female population is shown in pink color bar and male population is shown in blue color bar. Age group is plotted on x axis and population on y axis.](https://i.neilsberg.com/ch/sanders-county-mt-population-by-gender-and-age.jpeg)
Read more about Sanders County, MT population by gender ➔
Race / Ethnicity
Sanders County's population has become increasingly diverse:
- Racial distribution of Sanders County population: 91.49% are White, 0.30% are Black or African American, 3.73% are American Indian and Alaska Native, 0.19% are Asian, 0.08% are Native Hawaiian and other Pacific Islander, 0.22% are some other race and 3.98% are multiracial.
- Sanders County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
- By ethnicity, 403 is Hispanic or Latino (of any race), and 11,895 (96.72% of the total population) is Non-Hispanic.
- The largest racial group in Sanders County is White with a population of 11,252 (91.49% of the total population).
![Sanders County, MT population by race The bar chart shows Sanders County, MT population by race, in percentage. The numbers shown are based on the American Community Survey respondents self identified race. The Hispanic and Latino population is spread across the races identified and not as a separate race category.](https://i.neilsberg.com/ch/sanders-county-mt-population-by-race.jpeg)
Read more about Sanders County, MT population by race ➔
Year by year
Sanders County's population has not reached its peak yet and is showing a trend of further growth:
- The peak population was 13,442 in the year 2022
- From 2000 to 2010, Sanders County's population increased by 1,116 (10.86%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Sanders County's population increased by 1,068 (9.37%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
- Between the year 2000 and 2022, Sanders County's population was lowest in year 2000 at 10,279.
![Sanders County, MT population from 2000 to 2022 The graph shows Sanders County's population from 2000 to 2022, with years on x-axis and population on y-axis](https://i.neilsberg.com/ch/population-of-sanders-county-mt-population-by-year-2000-2022.jpeg)
Read more about Sanders County, MT population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)