Sully County, SD

County

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    2024 Population
    1,526
    US Senator
    John Thune
    Republican Party
    US Senator
    Mike Rounds
    Republican Party
    US Representative
    Dusty Johnson
    Republican Party
    2024 Median Age
    46.9
    8.75% 1-year decrease
    2024 Poverty Rate
    6.32%
    20.4% 1-year decrease
    2024 Median Household Income
    $72,578
    3.31% 1-year growth
    2024 Employed Population
    868
    2.69% 1-year decline

    About

    None of the households in Sully County, SD reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.

    95.4% of the residents in Sully County, SD are U.S. citizens.

    Most people in Sully County, SD drove alone to work, and the average commute time was 19.3 minutes. The average car ownership in Sully County, SD was 2 cars per household.

    United StatesSouth DakotaPierre, SD

    Population & Diversity

    Sully County, SD is home to a population of 1.53k people, from which 95.4% are citizens. As of 2024, 4.78% of Sully County, SD residents were born outside of the country (73 people).

    In 2024, there were 19.1 times more White (Non-Hispanic) residents (1.32k people) in Sully County, SD than any other race or ethnicity. There were 69 Black or African American (Non-Hispanic) and 60 American Indian & Alaska Native (Non-Hispanic) residents, the second and third most common ethnic groups.

    Population & Diversity

    Citizenship

    95.4%
    2024 Citizenship
    95.9%
    2023 Citizenship

    As of 2024, 95.4% of Sully County, SD residents were US citizens, which is higher than the national average of 93.2%. In 2023, the percentage of US citizens in Sully County, SD was 95.9%, meaning that the rate of citizenship has been decreasing.

    The following chart shows US citizenship percentages in Sully County, SD compared to that of it's neighboring and parent geographies.

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    Diversity

    Race and Ethnicity

    The 3 largest ethnic groups in Sully County, SD
    1. White (Non-Hispanic)
      1.32k ± 115
    2. Black or African American (Non-Hispanic)
      69 ± 70
    3. American Indian & Alaska Native (Non-Hispanic)
      60 ± 63

    In 2024, there were 19.1 times more White (Non-Hispanic) residents (1.32k people) in Sully County, SD than any other race or ethnicity. There were 69 Black or African American (Non-Hispanic) and 60 American Indian & Alaska Native (Non-Hispanic) residents, the second and third most common ethnic groups.

    The following chart shows the 8 races represented in Sully County, SD as a share of the total population.

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    Global Diversity

    The PUMS dataset is not available at the County level, so we are showing data for South Dakota.
    Most Common Origin
    1. Mexico
      3,429 ± 1,435 people
    2. Guatemala
      2,883 ± 1,316 people
    3. Ethiopia
      2,826 ± 1,303 people

    In 2024, the most common birthplace for the foreign-born residents of South Dakota was Mexico, the natal country of 3,429 South Dakota residents, followed by Guatemala with 2,883 and Ethiopia with 2,826.

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    Foreign-Born Population

    4.78%
    2024 Foreign-Born Population
    73 people
    4.25%
    2023 Foreign-Born Population
    63 people

    As of 2024, 4.78% of Sully County, SD residents (73 people) were born outside of the United States, which is approximately the same as the national average of 14%. In 2023, the percentage of foreign-born citizens in Sully County, SD was 4.25%, meaning that the rate has been increasing.

    The following chart shows the percentage of foreign-born residents in Sully County, SD compared to that of it's neighboring and parent geographies.

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    Military

    Veterans

    Most Common Service Period
    1. Vietnam
      11 ± 16
    2. Gulf War (2001-)
      8 ± 17
    3. Korea
      2 ± 10

    Sully County, SD has a large population of military personnel who served in Vietnam, 1.38 times greater than any other conflict.

    The chart shows the distribution of veterans by conflict in Sully County, SD.

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    Health

    93.4% of the population of Sully County, SD has health coverage, with 48.9% on employee plans, 4.59% on Medicaid, 17.6% on Medicare, 21.8% on non-group plans, and 0.459% on military or VA plans.

    Primary care physicians in Sully County, SD see 1,407 patients per year on average, which represents a 0% change from the previous year (0 patients). Compare this to dentists who see null patients per year, and mental health providers who see null patients per year.

    By gender, of the total number of insured persons, 55.2% were men and 44.8% were women.

    Coverage

    Patient to Clinician Ratios

    1,407 to 1
    Patient to Primary Care Physician Ratio in Sully County, SD

    Primary care physicians in Sully County, SD see an average of 1,407 patients per year. This represents a 0% change from the previous year (0 patients).

    The following chart shows how the number of patients seen by primary care physicians has been changing over time in Sully County, SD in comparison to its neighboring geographies.

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    Location of Health Services Facilities

    Health Service Type
    Health Practice Name
    Top 5 Health Facilities Servicing the Greatest Number of Households

    12345 Community Center Dr., Hayward, CA 94540 Census Tract # 4001

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    Health Care Diversity

    In 2024, insured persons according to age ranges were distributed in 23.7% under 18 years, 15.1% between 18 and 34 years, 38.1% between 35 and 64 years, and 23.1% over 64 years.

    By gender, of the total number of insured persons, 55.2% were men and 44.8% were women.

    The following chart shows the number of people with health coverage by gender.

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    Uninsured People

    6.62%
    Uninsured
    48.9%
    Employer Coverage
    4.59%
    Medicaid
    17.6%
    Medicare
    21.8%
    Non-Group
    0.459%
    Military or VA

    Between 2023 and 2024, the percent of uninsured citizens in Sully County, SD declined by 16.2% from 7.9% to 6.62%.

    The following chart shows how the percent of uninsured individuals in Sully County, SD changed over time compared with the percent of individuals enrolled in various types of health insurance.

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    Health Indicators

    Health Outcomes

    Indicator

    In 2025, the average number of mentally unhealthy days reported in past 30 days (age-adjusted) was 4.23 in Sully County, SD.

    The graphic shows the trend of the indicator in Sully County, SD.

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    Health Behaviors

    Indicator

    In 2025, the percentage of the adult population (age 18 and older) that reports a body mass index (BMI) greater than or equal to 30 kg/m2 (age-adjusted) was 37.4% in Sully County, SD.

    The graphic shows the trend of the indicator in Sully County, SD.

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    Clinical Care

    Indicator

    In 2025, the percentage of population under age 65 without health insurance was 6.51% in Sully County, SD.

    The graphic shows the trend of the indicator in Sully County, SD.

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    Economy

    The economy of Sully County, SD employs 868 people. In 2024, the largest industries in Sully County, SD were Agriculture, Forestry, Fishing & Hunting (242 people), Public Administration (78 people), and Educational Services (75 people), and the highest paying industries were Transportation & Warehousing ($140,250), Transportation & Warehousing, & Utilities ($134,167), and Utilities ($109,063).

    Employment

    Occupations

    868
    2024 Value
    ± 113
    −2.69%
    1 Year decline
    ± 19.3%

    From 2023 to 2024, employment in Sully County, SD declined at a rate of −2.69%, from 892 employees to 868 employees.

    The most common job groups, by number of people living in Sully County, SD, are Management Occupations (220 people), Farming, Fishing, & Forestry Occupations (82 people), and Education Instruction, & Library Occupations (73 people). This chart illustrates the share breakdown of the primary jobs held by residents of Sully County, SD.

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    Unemployment Insurance Claims

    Data is only available at the state level. Showing data for South Dakota.

    This chart shows weekly unemployment insurance claims in South Dakota (not-seasonally adjusted) compared with the four states with the most similar impact.

    The most recent data point uses Advance State Claims data, which can be revised in subsequent weeks.

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    Industries

    Employment by Industries

    868
    2024 Value
    ± 113
    −2.69%
    1 Year decline
    ± 19.3%

    From 2023 to 2024, employment in Sully County, SD declined at a rate of −2.69%, from 892 employees to 868 employees.

    The most common employment sectors for those who live in Sully County, SD, are Agriculture, Forestry, Fishing & Hunting (242 people), Public Administration (78 people), and Educational Services (75 people). This chart shows the share breakdown of the primary industries for residents of Sully County, SD, though some of these residents may live in Sully County, SD and work somewhere else. Census data is tagged to a residential address, not a work address.

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    Median Earnings by Industry

    $49,982
    Median earning men ± $9,674
    $42,950
    Median earning women ± $5,721

    The industries with the best median earnings for men in 2024 are Transportation & Warehousing, & Utilities ($141,500), Retail Trade ($90,833), and Educational Services, & Health Care & Social Assistance ($75,714).

    The industries with the best median earnings for women in 2024 are Professional, Scientific, & Management, & Administrative & Waste Management Services ($61,250), Finance & Insurance, & Real Estate & Rental & Leasing ($61,250), and Public Administration ($53,472).

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    Employment by Industry Sector

    Data is only available at the state level. Showing data for South Dakota.
    Y-Axis
    2.37%
    Year-over-year growth
    Employment change between February 2022 and February 2023

    As of February 2023, there are 450k people employed in South Dakota. This represents a 2.37% increase in employment when compared to February 2022.

    Right after the beginning of the COVID-19 pandemic, during April 2020, a general dip can be seen across industry sectors, resulting in an overall decline in employment by 8.96%.

    The following chart shows monthly employment numbers for each industry sector in South Dakota.

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    Establishments by Size

    The industries with the most establishments
    1. 8
      Construction
    2. 7
      Accommodation and Food Services
    3. 5
      Other Services (except Public Administration)

    The visualization shows the distribution of establishments by industry and by size according to the number of employees.

    The visualization shows the number of establishments and its share across establishment sizes.

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    Payroll by Industry Sector

    The industries with the highest total annual payroll
    1. $4.32k
      Accommodation and Food Services
    2. $3.8k
      Wholesale Trade
    3. $3.38k
      Retail Trade

    The chart shows the total annual payroll and the average annual payroll by industry.

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    Civics

    In the 2024 presidential election, the popular vote in South Dakota went to Donald J. Trump with 63.4% of the vote. The runner-up was Kamala Harris (34.2%), followed by Robert Kennedy (1.68%).

    John Thune and Mike Rounds are the senators currently representing the state of South Dakota. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

    Sully County, SD is currently represented by Dusty Johnson in the U.S. house, and members of the House of Representives are elected to 2-year terms.

    Presidential Elections

    Voting results are not available for Sully County, SD. Showing the available data for South Dakota.
    2024 Election Results
    1. Donald J. Trump (63.4%)
      Republican Party
    2. Kamala Harris (34.2%)
      Democratic Party
    3. Robert Kennedy (1.68%)
      Independent Party

    In the 2024 presidential election, the popular vote in South Dakota went to Donald J. Trump with 63.4% of the vote. The runner-up was Kamala Harris (34.2%), followed by Robert Kennedy (1.68%).

    The following chart shows the popular vote results in South Dakota for each registered party from 1976 to 2024.

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    Senator Elections

    US Senators from South Dakota

    Senatorial voting results are only available at the state level. Showing data for South Dakota.
    John Thune
    Senator from South Dakota3
    Assumed office on January 3, 2005
    Mike Rounds
    Senator from South Dakota2
    Assumed office on January 3, 2015

    John Thune and Mike Rounds are the senators currently representing South Dakota.

    In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

    The following chart shows elected senators in South Dakota over time, excluding special elections, colored by their political party.

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    US Representative Elections

    US Representatives from Sully County, SD

    Dusty Johnson
    District at-large Representative
    Republican Party

    Sully County, SD is currently represented by Dusty Johnson (Republican Party).

    Members of the House of Representives are elected to 2-year terms, and the following chart shows the how the member for Sully County, SD have changed over time starting in 2008.

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    Housing & Living

    People in Sully County, SD have an average commute time of 19.3 minutes, and they drove alone to work. Car ownership in Sully County, SD is approximately the same as the national average, with an average of 2 cars per household.

    In 2025, 7.59% of the population was living with severe housing problems in Sully County, SD. From 2014 to 2025, the indicator grew 0.786%.

    Housing

    Rent vs Own

    72.8%
    Homeownership
    2024
    65.4%
    Homeowners with Mortgage
    2024

    In 2024, 72.8% of the housing units in Sully County, SD were occupied by their owner. This percentage declined from the previous year's rate of 76.1%.

    This chart shows the percentage of owner in Sully County, SD compared it's parent and neighboring geographies.

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    Equity

    Household Income

    Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.
    $72,578
    Median Household Income
    ± $6,950
    637
    Number of Households
    ± 79

    In 2024, the median household income of the 637 households in Sully County, SD grew to $72,578 from the previous year's value of $70,250.

    The following chart displays the households in Sully County, SD distributed between a series of income buckets compared to the national averages for each bucket. The largest share of households have an income in the $60k - $75k range.

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    Wage Distribution

    The closest comparable wage GINI for Sully County, SD is from South Dakota.
    0.44
    2024 Wage GINI in South Dakota
    0.443
    2023 Wage GINI in South Dakota

    In 2024, the income inequality in South Dakota was 0.44 according to the GINI calculation of the wage distribution. Income inequality had a 0.642% decline from 2023 to 2024, which means that wage distribution grew somewhat more even. The GINI for South Dakota was lower than than the national average of 0.474. In other words, wages are distributed more evenly in South Dakota in comparison to the national average.

    This chart shows the number of workers in South Dakota across various wage buckets compared to the national average.

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    Transportation

    Commuter Transportation

    Most Common Commute in 2024
    1. Drove Alone (69.2%)
    2. Worked At Home (13.4%)
    3. Carpooled (12.2%)

    In 2024, 69.2% of workers in Sully County, SD drove alone to work, followed by those who worked at home (13.4%) and those who carpooled to work (12.2%).

    The following chart shows the number of households using each mode of transportation over time, using a logarithmic scale on the y-axis to help better show variations in the smaller means of commuting.

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    Commute Time

    19.3 minutes
    Average Travel Time

    Using averages, employees in Sully County, SD have a shorter commute time (19.3 minutes) than the normal US worker (26.4 minutes). Additionally, 2.4% of the workforce in Sully County, SD have "super commutes" in excess of 90 minutes.

    The chart below shows how the median household income in Sully County, SD compares to that of it's neighboring and parent geographies.

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    Car Ownership

    2 cars
    Average Number

    The following chart displays the households in Sully County, SD distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in Sully County, SD have 2 cars.

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    Poverty

    Severe Housing Problems

    In 2025, 7.59% of the population was living with severe housing problems in Sully County, SD. From 2014 to 2025, the indicator grew 0.786%.

    The graph shows the trend of the percentage of the population living with severe housing problems.

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    Poverty & Diversity

    6.32% of the population for whom poverty status is determined in Sully County, SD (96 out of 1.52k people) live below the poverty line, a number that is lower than the national average of 12.5%. The largest demographic living in poverty are Females 75+, followed by Females 65 - 74 and then Males 55 - 64.

    The most common racial or ethnic group living below the poverty line in Sully County, SD is White, followed by Black and Native American.

    The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.

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    Children in Poverty

    In 2025, 7.4% of the children was living in poverty in Sully County, SD. From 2014 to 2025, the indicator declined 1.1%.

    The graph shows the trend of the percentage of the children living in poverty.

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    Security

    Crimes & Accidents

    Indicator

    In 2022, the number of reported violent crimes offenses per 100,000 population was 34.6 in Sully County, SD. From 2014 to 2022, the indicator declined 62.9% per 100,000 population.

    The graph shows the trend in the number of reported violent crimes offenses per 100,000 population.

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