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Sully
South Dakota

1K

Population

$67K

Median Income

$283K

Median Home

R+58

Politics

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What stands out

If you had to describe Sully County in numbers, start here: unemployment is among the lowest in America (1.6%), violent crime is in the bottom 2% of American counties (2.7 per 1,000), and high-school completion is in the top 2% of American counties (96%). Within South Dakota it ranks 2nd of 66 counties for unemployment, counting from the bottom.

Where you are

You live in Sully County, South Dakota. 1,318 people live here with you, so most faces are familiar. The population grew 0.8% last year, and more Americans moved in than out (net +6).

South Dakota has no income tax, no estate tax and no corporate income tax, and it is the country's largest trust jurisdiction because of its favorable trust law. Sales tax applies to groceries and most services. Sioux Falls and Rapid City carry most of the growth; the state's winters are long and its plains are exposed to severe storms. Property taxes are moderate.

Money

The typical household here brings in $66,875 a year, higher than 67% of American counties. Employers pay an average wage of $55,514. Unemployment runs 1.6%, lower than almost every county in America. 14% of workers work from home.

South Dakota has no state income tax, so none of that goes to the state.

Home

The median home costs $284K, pricier than 66% of American counties, about 2.0 years of the median household's income. A two-bedroom rents for around $948 a month. Property tax is 0.82% of home value, roughly $1,575 a year on that median home, lower than 53% of American counties. 80% of households own rather than rent.

Safety and health

Violent crime here is 2.7 per 1,000 residents, lower than 98% of American counties.

There are 0 active physicians in the county, about 0.0 per 10,000 people; the nearest doctor is in another county. 8.4% of people under 65 have no health insurance.

School

96% of adults finished high school.

Neighbors and politics

In 2024 your neighbors voted Republican by 58 points, among the most lopsided counties in the country. 90% of eligible voters turned out. Under South Dakota law you can carry a concealed handgun without a permit, abortion is banned with narrow exceptions, and marijuana is medical only.

Weather and risk

The year averages 47°F, highs near 59 and lows near 34, colder than 86% of American counties. About 20 inches of rain and snow fall a year. FEMA puts natural-hazard risk at 14 out of 100, safer than 86% of American counties; the county has had 16 federal disaster declarations since 1953.

Getting around, going out

There is 1 airport in the county, counting general aviation. For a night or a weekend out: 2.2 full-service restaurants per 1,000 people.

Written from the figures below. Percentiles compare this county with every other county that reports the same figure; missing figures are left out rather than guessed.

Economy

Median Household Income$67K
This county
national avg ~$75K
Poverty Rate7.6%
This county
national avg ~11.5%
Unemployment Rate1.6%
This county
national avg ~3.8%
GDP per Capita$114,943
Federal Spending per Capita$10,217
Median Individual Earnings$45K
This county
national avg $45K
Professional/Management Workers48.4%
Average Adjusted Gross Income$94K
Avg Credit Score739
Work From Home %13.5%
This county
national avg 17.0%
Population Under 1817.1%
This county
national avg 22.0%
Single-Person Households36.4%
This county
national avg 28.0%
Income (20th Percentile)$30K
Income (80th Percentile)$132K
Income (95th Percentile)$226K
Bachelor's Degree or Higher21.5%
This county
national avg 34.3%
Less Than High School3.8%
This county
national avg 11.0%
Knowledge Economy GDP %3.9%
Dependency Ratio0.73
Medicare Spending / Person$2,577
SS Benefits / Person$4,738
Education Wage Premium1.24x
Median Earnings (Bachelor's)$46K
Median Earnings (Graduate)$56K
Median Earnings (HS Diploma)$45K
Public Assistance Recipients2.7%
Average Annual Wage$56K
Federal Government Jobs Located Here10
Federal Share of Jobs Located Here1.4%
Residents Who Work for the Federal Government1.3%
Federal Civilian Share of Earnings1.1%
Oil and Gas Share of Earnings (incl. proprietors)0.1%

Housing

Sources: Zillow ZHVI · Census ACS 2022 · Tax Foundation 2023 (effective rates)

Median Home Value$283K
This county
$310K state avg
$303K national
Market Rent (ZORI)$935/mo
This county
$1150/mo state avg
$1400/mo national
Property Tax Rate0.82%
This county
1.08% state avg
1.10% national

Annual tax on median home: $1,575

Affordability & Supply

HUD Fair Market Rent (2BR)$948/mo
Home Value to Income Ratio2.0x income
Severely Cost-Burdened Households6.2%
Homeownership Rate80.5%
This county
national avg ~65%
Days on Market (Redfin)— Slow — buyers have leverage
153 days
Months of Supply (Redfin)— Low inventory — sellers market
2.0 mo
Sold Above List (Redfin)
0.0%
Sale-to-List Ratio (Redfin)— Buyers market — homes selling below list
98.0%

Source: Redfin · Updated monthly

Health

Food Insecurity6.2%
This county
national avg ~11%
Food Environment Index7.3 / 10
This county
higher = better access
Primary Care Shortage Score15
This county
national avg 5
Mental Health Shortage Score19
Dental Care Shortage Score0
Healthcare Shortage Score11.3
Obesity Rate (BRFSS)35.0%
This county
national avg 32.0%
Smoking Rate (BRFSS)14.5%
This county
national avg 14.0%
Poor Health Rate (BRFSS)14.4%
This county
national avg 18.0%
Physical Inactivity (BRFSS)21.2%
This county
national avg 24.0%
High Blood Pressure (BRFSS)28.9%
This county
national avg 32.0%
Active Physicians0
ER Visits per 1,000 Medicare Patients420 / 1,000
Medicare Cost per Beneficiary$11,004
Uninsured (under 65)8.4%
This county
national avg ~10%
Adults with Depression20.8%

Education

HS Diploma Holders369
Bachelor's Degree Holders190
HS Completion Rate96.2%
This county
national avg ~85%

Safety

Violent Crime Rate2.7 / 1,000
This county
national avg ~4.0
Social Vulnerability (CDC SVI)3th pct
Drug Overdose Deaths (2024)0.0 / 100K

Climate & Air Quality

Natural Amenity Scale0.2
January Sunshine0.14
January Temperature-1.61
Average Temp47°F+3.8% since 2022
Avg High Temp59°F+2.2% since 2022
Avg Low Temp34°F+6.3% since 2022
Annual Precipitation20.2 in/yr+15% since 2022
Avg Storm Events5.6 storms/yr
Avg Annual Storm Damage$36K
Drought Index (2022)0.17
Heating Degree Days7,377 HDD/yr
This county
national avg ~4,500 HDD/yr
Cooling Degree Days754 CDD/yr
This county
national avg ~1,200 CDD/yr
Heating Degree Days (1901–2000 Baseline)8,215 HDD/yr
Cooling Degree Days (1901–2000 Baseline)746 CDD/yr
Avg Tornadoes / Year0.6
Avg Flood Events / Year0.8
Avg Hail Events / Year2.2
Avg Hurricane Events / Year0.00
Avg Wildfire Events / Year0.0
Avg Winter Storms / Year0.0
Avg Heat Events / Year0.0
Natural Hazard Risk (FEMA)14 / 100
Community Resilience (FEMA)77 / 100
Federal Disaster Declarations16 since 1953
Fine Particulate Pollution (PM2.5)4.7 µg/m³
This county
EPA standard 9 µg/m³

Outdoor & Recreation

Historic Places (NRHP)4 properties
FAA-Registered Airports1 total
Airports (excl. heliports)1 airports

Internet & Remote Work

Fixed Internet (Q1 2026)133 Mbps
Mobile Internet (Q1 2026)389 Mbps
Mobile Upload (Q1 2026)7 Mbps
Mobile Latency (Q1 2026)27 ms
Households with 100Mbps+100.0%
This county
national avg 75.0%
Cellular-Only Internet13.0%
This county
national avg 8.0%
Fixed Upload Speed (Q1 2026)34 Mbps

Commute & Transit

Remote Workers105 workers
Public Transit Commuters0 workers
Walk to Work (workers)24 workers
Extreme Commutes (90+ min)12 workers
Walk to Work3.1%

Families & Childcare

Childcare Cost Burden16.7%
This county
national median ~27% of household income

Civic & Community

Voter Turnout89.9%
This county
national avg ~55%
Volunteering Rate0.1%
Income Inequality (Gini)4.422
Nonprofit Organizations14
Veterans Share5.7%
This county
national avg 7.0%
Married Adults59.7%
Never-Married Adults23.5%
Divorced Adults10.2%
Religious Organizations3
Membership Associations27.1 per 10K residents

Lifestyle & Services

Full-Service Restaurants2.16 per 1K residents
Hotels & Lodging4
Debt Burden
Avg Mortgage Balance$121K
Avg Student Loan Balance$14K
Avg Credit Card Balance$5K
Loan Delinquency Rate19.6%
This county
national avg 4.0%

Innovation

Inventor Rate0.38%

Politics

R+58

2024 Presidential · South Dakota was R+27 statewide

vs South Dakota State

Income tax
NoneSame (state law)
Property tax
0.82%1.08% state avg
Politics
R+58R+27
COL Index
95state index (no county figure)

Population & Migration

Net Domestic Migration 2023

↑ +6

More people arriving than leaving

IRS Wealth Migration

Lower-income migration pattern (IRS: 0.77x avg income)

Economic Mobility

62%

chance a low-income child reaches the middle class

Source: Opportunity Insights

Real Estate

Find Homes in Sully County

Median home value: $284K

View on Zillow →View on Realtor.com →

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Full South Dakota profile

Taxes, cost of living, crime, schools, gun laws and more.

View South Dakota →

Data: Census ACS, BLS, Zillow, USDA Natural Amenities, OpenElections 2024, CMS, NCES. Vintage 2022–2025. News via Google News.

Your Priorities

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Quick Profiles

Dial in your priorities

Annual Income

$150K

Affects effective income tax rate

$0$500K$5M+

Retirement Savings

$0

Affects pension and SS tax burden

None$500K$10M+

Social Security

None

Annual Social Security benefit

None$150K/yr

My Property Is Worth

$400K

Affects property tax burden

Tax burden ↓$1M$50M+

Home Buying Budget

$400K

Compared to state median home price

Hard to find$250K$5M+

Monthly Rent Budget

Don't care

Compared to state median 2BR rent

Don't care$10K/mo

Job Market

Don't care

State unemployment and job growth

Don't careHot market

Airport Access

Don't care

Direct flight destinations from state hubs

Don't careMust have hub

City vs Country

Mid-size city

% urban population

Deep countryBig city

Sunshine

Don't care

Annual sunny days per state

Don't careMax sunshine

Food Scene

Don't care

Restaurants per 100K residents

Don't careWorld-class

Political Preference

Neutral

State's political lean

LiberalConservative

Gun Laws

Neutral

State gun law grade (Giffords)

Gun Control2A Freedom

Abortion Access

Neutral

State abortion access policy

Pro-ChoiceNeutralPro-Life

Community

None

Congregations per 100K residents

AvoidDon't careSeek

Sports & Entertainment

Don't care

Pro sports teams and major venues

Don't careMust have pro teams

Cannabis Laws

Neutral

State cannabis legality

Prefer LegalNeutralPrefer Prohibition

Retiree Community

Neutral

% population 65+ (Census)

Young areaRetirement-heavy

Dating Market

Neutral

% adults never-married (Census)

Singles sceneFamily community

Safety / Low Crime

Don't care

Violent crime rate per 100K (FBI)

Don't careVery safe

School Quality

Don't care

K-12 rank (Education Week)

Don't careTop-ranked

Healthcare Access

Don't care

Healthcare system rank (Commonwealth Fund)

Don't careTop-ranked

Childcare Affordability

Don't care

Cost of living proxy for childcare affordability

Don't careMust be affordable